[{"data":1,"prerenderedAt":3124},["ShallowReactive",2],{"navigation_docs":3,"-use-cases-ai-sdk-usage":612,"-use-cases-ai-sdk-usage-surround":3119},[4,35,85,138,318,453,489,548,587],{"title":5,"path":6,"stem":7,"children":8,"page":34},"Start","\u002Fstart","1.start",[9,14,19,24,29],{"title":10,"path":11,"stem":12,"icon":13},"Introduction","\u002Fstart\u002Fintroduction","1.start\u002F1.introduction","i-lucide-info",{"title":15,"path":16,"stem":17,"icon":18},"Why start with evlog","\u002Fstart\u002Fwhy-evlog","1.start\u002F2.why-evlog","i-lucide-rocket",{"title":20,"path":21,"stem":22,"icon":23},"Installation","\u002Fstart\u002Finstallation","1.start\u002F3.installation","i-lucide-download",{"title":25,"path":26,"stem":27,"icon":28},"Quick Start","\u002Fstart\u002Fquick-start","1.start\u002F4.quick-start","i-lucide-zap",{"title":30,"path":31,"stem":32,"icon":33},"Choose your logger","\u002Fstart\u002Ftypescript-logging-library","1.start\u002F5.typescript-logging-library","i-lucide-file-code",false,{"title":36,"path":37,"stem":38,"children":39,"page":34},"Learn","\u002Flearn","2.learn",[40,45,50,55,60,65,70,75,80],{"title":41,"path":42,"stem":43,"icon":44},"Overview","\u002Flearn\u002Foverview","2.learn\u002F0.overview","i-lucide-list",{"title":46,"path":47,"stem":48,"icon":49},"Simple Logging","\u002Flearn\u002Fsimple-logging","2.learn\u002F1.simple-logging","i-lucide-terminal",{"title":51,"path":52,"stem":53,"icon":54},"Wide Events","\u002Flearn\u002Fwide-events","2.learn\u002F2.wide-events","i-lucide-layers",{"title":56,"path":57,"stem":58,"icon":59},"Structured Errors","\u002Flearn\u002Fstructured-errors","2.learn\u002F3.structured-errors","i-lucide-shield-alert",{"title":61,"path":62,"stem":63,"icon":64},"Lifecycle","\u002Flearn\u002Flifecycle","2.learn\u002F4.lifecycle","i-lucide-arrow-right-left",{"title":66,"path":67,"stem":68,"icon":69},"Sampling","\u002Flearn\u002Fsampling","2.learn\u002F5.sampling","i-lucide-filter",{"title":71,"path":72,"stem":73,"icon":74},"Auto-Redaction","\u002Flearn\u002Fredaction","2.learn\u002F6.redaction","i-lucide-eye-off",{"title":76,"path":77,"stem":78,"icon":79},"Typed Fields","\u002Flearn\u002Ftyped-fields","2.learn\u002F7.typed-fields","i-simple-icons-typescript",{"title":81,"path":82,"stem":83,"icon":84},"Catalogs","\u002Flearn\u002Fcatalogs","2.learn\u002F8.catalogs","i-lucide-book-open",{"title":86,"path":87,"stem":88,"children":89,"page":34},"CLI","\u002Fcli","3.cli",[90,93,98,103,108,113,118,123,128,133],{"title":41,"path":91,"stem":92,"icon":49},"\u002Fcli\u002Foverview","3.cli\u002F0.overview",{"title":94,"path":95,"stem":96,"icon":97},"init","\u002Fcli\u002Finit","3.cli\u002F1.init","i-lucide-wand-sparkles",{"title":99,"path":100,"stem":101,"icon":102},"map","\u002Fcli\u002Fmap","3.cli\u002F2.map","i-lucide-radar",{"title":104,"path":105,"stem":106,"icon":107},"Rules","\u002Fcli\u002Frules","3.cli\u002F3.rules","i-lucide-list-checks",{"title":109,"path":110,"stem":111,"icon":112},"Scoring","\u002Fcli\u002Fscoring","3.cli\u002F4.scoring","i-lucide-gauge",{"title":114,"path":115,"stem":116,"icon":117},"CI","\u002Fcli\u002Fci","3.cli\u002F5.ci","i-lucide-git-pull-request",{"title":119,"path":120,"stem":121,"icon":122},"doctor","\u002Fcli\u002Fdoctor","3.cli\u002F6.doctor","i-lucide-stethoscope",{"title":124,"path":125,"stem":126,"icon":127},"telemetry","\u002Fcli\u002Ftelemetry","3.cli\u002F7.telemetry","i-lucide-bar-chart-3",{"title":129,"path":130,"stem":131,"icon":132},"agents","\u002Fcli\u002Fagents","3.cli\u002F8.agents","i-lucide-bot",{"title":134,"path":135,"stem":136,"icon":137},"Observability Score","\u002Fcli\u002Fobservability-score","3.cli\u002F9.observability-score","i-lucide-activity",{"title":139,"path":140,"stem":141,"children":142,"page":34},"Integrate","\u002Fintegrate","4.integrate",[143,147,230],{"title":41,"path":144,"stem":145,"icon":146},"\u002Fintegrate\u002Foverview","4.integrate\u002F0.overview","i-lucide-plug",{"title":148,"path":149,"stem":150,"children":151,"page":34},"Adapters","\u002Fintegrate\u002Fadapters","4.integrate\u002Fadapters",[152,155,185,210],{"title":41,"path":153,"stem":154,"icon":44},"\u002Fintegrate\u002Fadapters\u002Foverview","4.integrate\u002Fadapters\u002F01.overview",{"title":156,"path":157,"stem":158,"children":159,"page":34},"Cloud","\u002Fintegrate\u002Fadapters\u002Fcloud","4.integrate\u002Fadapters\u002Fcloud",[160,165,170,175,180],{"title":161,"path":162,"stem":163,"icon":164},"Axiom","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Faxiom","4.integrate\u002Fadapters\u002Fcloud\u002F01.axiom","i-custom-axiom",{"title":166,"path":167,"stem":168,"icon":169},"PostHog","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fposthog","4.integrate\u002Fadapters\u002Fcloud\u002F02.posthog","i-simple-icons-posthog",{"title":171,"path":172,"stem":173,"icon":174},"Sentry","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fsentry","4.integrate\u002Fadapters\u002Fcloud\u002F03.sentry","i-simple-icons-sentry",{"title":176,"path":177,"stem":178,"icon":179},"Better Stack","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fbetter-stack","4.integrate\u002Fadapters\u002Fcloud\u002F04.better-stack","i-simple-icons-betterstack",{"title":181,"path":182,"stem":183,"icon":184},"Datadog","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fdatadog","4.integrate\u002Fadapters\u002Fcloud\u002F05.datadog","i-simple-icons-datadog",{"title":186,"path":187,"stem":188,"children":189,"page":34},"Cloud or Self-Hosted","\u002Fintegrate\u002Fadapters\u002Fhybrid","4.integrate\u002Fadapters\u002Fhybrid",[190,195,200,205],{"title":191,"path":192,"stem":193,"icon":194},"Grafana Loki","\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Floki","4.integrate\u002Fadapters\u002Fhybrid\u002F01.loki","i-simple-icons-grafana",{"title":196,"path":197,"stem":198,"icon":199},"ClickHouse","\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Fclickhouse","4.integrate\u002Fadapters\u002Fhybrid\u002F02.clickhouse","i-simple-icons-clickhouse",{"title":201,"path":202,"stem":203,"icon":204},"OTLP","\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Fotlp","4.integrate\u002Fadapters\u002Fhybrid\u002F03.otlp","i-simple-icons-opentelemetry",{"title":206,"path":207,"stem":208,"icon":209},"HyperDX","\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Fhyperdx","4.integrate\u002Fadapters\u002Fhybrid\u002F04.hyperdx","i-custom-hyperdx",{"title":211,"path":212,"stem":213,"children":214,"page":34},"Self-Hosted","\u002Fintegrate\u002Fadapters\u002Fself-hosted","4.integrate\u002Fadapters\u002Fself-hosted",[215,220,225],{"title":216,"path":217,"stem":218,"icon":219},"File System","\u002Fintegrate\u002Fadapters\u002Fself-hosted\u002Ffs","4.integrate\u002Fadapters\u002Fself-hosted\u002F01.fs","i-lucide-hard-drive",{"title":221,"path":222,"stem":223,"icon":224},"NuxtHub","\u002Fintegrate\u002Fadapters\u002Fself-hosted\u002Fnuxthub","4.integrate\u002Fadapters\u002Fself-hosted\u002F02.nuxthub","i-simple-icons-nuxt",{"title":226,"path":227,"stem":228,"icon":229},"Memory","\u002Fintegrate\u002Fadapters\u002Fself-hosted\u002Fmemory","4.integrate\u002Fadapters\u002Fself-hosted\u002F03.memory","i-lucide-cpu",{"title":231,"path":232,"stem":233,"children":234,"page":34},"Frameworks","\u002Fintegrate\u002Fframeworks","4.integrate\u002Fframeworks",[235,239,244,249,254,259,264,269,274,279,284,289,294,299,303,308,313],{"title":41,"path":236,"stem":237,"icon":238},"\u002Fintegrate\u002Fframeworks\u002Foverview","4.integrate\u002Fframeworks\u002F00.overview","i-lucide-layout-grid",{"title":240,"path":241,"stem":242,"icon":243},"Nuxt","\u002Fintegrate\u002Fframeworks\u002Fnuxt","4.integrate\u002Fframeworks\u002F01.nuxt","i-simple-icons-nuxtdotjs",{"title":245,"path":246,"stem":247,"icon":248},"Next.js","\u002Fintegrate\u002Fframeworks\u002Fnextjs","4.integrate\u002Fframeworks\u002F02.nextjs","i-simple-icons-nextdotjs",{"title":250,"path":251,"stem":252,"icon":253},"SvelteKit","\u002Fintegrate\u002Fframeworks\u002Fsveltekit","4.integrate\u002Fframeworks\u002F03.sveltekit","i-simple-icons-svelte",{"title":255,"path":256,"stem":257,"icon":258},"Nitro","\u002Fintegrate\u002Fframeworks\u002Fnitro","4.integrate\u002Fframeworks\u002F04.nitro","i-custom-nitro",{"title":260,"path":261,"stem":262,"icon":263},"TanStack Start","\u002Fintegrate\u002Fframeworks\u002Ftanstack-start","4.integrate\u002Fframeworks\u002F05.tanstack-start","i-custom-tanstack",{"title":265,"path":266,"stem":267,"icon":268},"NestJS","\u002Fintegrate\u002Fframeworks\u002Fnestjs","4.integrate\u002Fframeworks\u002F06.nestjs","i-simple-icons-nestjs",{"title":270,"path":271,"stem":272,"icon":273},"Express","\u002Fintegrate\u002Fframeworks\u002Fexpress","4.integrate\u002Fframeworks\u002F07.express","i-simple-icons-express",{"title":275,"path":276,"stem":277,"icon":278},"Hono","\u002Fintegrate\u002Fframeworks\u002Fhono","4.integrate\u002Fframeworks\u002F08.hono","i-simple-icons-hono",{"title":280,"path":281,"stem":282,"icon":283},"Fastify","\u002Fintegrate\u002Fframeworks\u002Ffastify","4.integrate\u002Fframeworks\u002F09.fastify","i-simple-icons-fastify",{"title":285,"path":286,"stem":287,"icon":288},"Elysia","\u002Fintegrate\u002Fframeworks\u002Felysia","4.integrate\u002Fframeworks\u002F10.elysia","i-custom-elysia",{"title":290,"path":291,"stem":292,"icon":293},"React Router","\u002Fintegrate\u002Fframeworks\u002Freact-router","4.integrate\u002Fframeworks\u002F11.react-router","i-custom-reactrouter",{"title":295,"path":296,"stem":297,"icon":298},"Cloudflare Workers","\u002Fintegrate\u002Fframeworks\u002Fcloudflare-workers","4.integrate\u002Fframeworks\u002F12.cloudflare-workers","i-simple-icons-cloudflare",{"title":300,"path":301,"stem":302,"icon":79},"Standalone","\u002Fintegrate\u002Fframeworks\u002Fstandalone","4.integrate\u002Fframeworks\u002F13.standalone",{"title":304,"path":305,"stem":306,"icon":307},"Astro","\u002Fintegrate\u002Fframeworks\u002Fastro","4.integrate\u002Fframeworks\u002F14.astro","i-simple-icons-astro",{"title":309,"path":310,"stem":311,"icon":312},"oRPC","\u002Fintegrate\u002Fframeworks\u002Forpc","4.integrate\u002Fframeworks\u002F15.orpc","i-lucide-network",{"title":314,"path":315,"stem":316,"icon":317},"AWS Lambda","\u002Fintegrate\u002Fframeworks\u002Faws-lambda","4.integrate\u002Fframeworks\u002F16.aws-lambda","i-custom-lambda",{"title":319,"path":320,"stem":321,"children":322,"page":34},"Use Cases","\u002Fuse-cases","5.use-cases",[323,326,331,359,386,418,439,444,449],{"title":41,"path":324,"stem":325,"icon":107},"\u002Fuse-cases\u002Foverview","5.use-cases\u002F0.overview",{"title":327,"path":328,"stem":329,"icon":330},"Client Logging","\u002Fuse-cases\u002Fclient-logging","5.use-cases\u002F1.client-logging","i-lucide-monitor",{"title":332,"icon":333,"path":334,"stem":335,"children":336,"page":34},"AI SDK","i-simple-icons-vercel","\u002Fuse-cases\u002Fai-sdk","5.use-cases\u002F2.ai-sdk",[337,340,345,350,355],{"title":41,"path":338,"stem":339,"icon":44},"\u002Fuse-cases\u002Fai-sdk\u002Foverview","5.use-cases\u002F2.ai-sdk\u002F01.overview",{"title":341,"path":342,"stem":343,"icon":344},"Usage","\u002Fuse-cases\u002Fai-sdk\u002Fusage","5.use-cases\u002F2.ai-sdk\u002F02.usage","i-lucide-code",{"title":346,"path":347,"stem":348,"icon":349},"Options","\u002Fuse-cases\u002Fai-sdk\u002Foptions","5.use-cases\u002F2.ai-sdk\u002F03.options","i-lucide-sliders",{"title":351,"path":352,"stem":353,"icon":354},"Metadata","\u002Fuse-cases\u002Fai-sdk\u002Fmetadata","5.use-cases\u002F2.ai-sdk\u002F04.metadata","i-lucide-database",{"title":356,"path":357,"stem":358,"icon":137},"Telemetry","\u002Fuse-cases\u002Fai-sdk\u002Ftelemetry","5.use-cases\u002F2.ai-sdk\u002F05.telemetry",{"title":360,"icon":361,"path":362,"stem":363,"children":364,"page":34},"Better Auth","i-simple-icons-betterauth","\u002Fuse-cases\u002Fbetter-auth","5.use-cases\u002F3.better-auth",[365,368,373,378,382],{"title":41,"path":366,"stem":367,"icon":44},"\u002Fuse-cases\u002Fbetter-auth\u002Foverview","5.use-cases\u002F3.better-auth\u002F01.overview",{"title":369,"path":370,"stem":371,"icon":372},"Identify User","\u002Fuse-cases\u002Fbetter-auth\u002Fidentify-user","5.use-cases\u002F3.better-auth\u002F02.identify-user","i-lucide-user-check",{"title":374,"path":375,"stem":376,"icon":377},"Middleware","\u002Fuse-cases\u002Fbetter-auth\u002Fmiddleware","5.use-cases\u002F3.better-auth\u002F03.middleware","i-lucide-shield",{"title":379,"path":380,"stem":381,"icon":330},"Client Sync","\u002Fuse-cases\u002Fbetter-auth\u002Fclient-sync","5.use-cases\u002F3.better-auth\u002F04.client-sync",{"title":383,"path":384,"stem":385,"icon":112},"Performance","\u002Fuse-cases\u002Fbetter-auth\u002Fperformance","5.use-cases\u002F3.better-auth\u002F05.performance",{"title":387,"icon":388,"path":389,"stem":390,"children":391,"page":34},"Audit Logs","i-lucide-shield-check","\u002Fuse-cases\u002Faudit","5.use-cases\u002F4.audit",[392,395,400,405,410,414],{"title":41,"path":393,"stem":394,"icon":44},"\u002Fuse-cases\u002Faudit\u002Foverview","5.use-cases\u002F4.audit\u002F01.overview",{"title":396,"path":397,"stem":398,"icon":399},"Schema","\u002Fuse-cases\u002Faudit\u002Fschema","5.use-cases\u002F4.audit\u002F02.schema","i-lucide-file-text",{"title":401,"path":402,"stem":403,"icon":404},"Recording","\u002Fuse-cases\u002Faudit\u002Frecording","5.use-cases\u002F4.audit\u002F03.recording","i-lucide-pen-line",{"title":406,"path":407,"stem":408,"icon":409},"Drains","\u002Fuse-cases\u002Faudit\u002Fpipeline","5.use-cases\u002F4.audit\u002F04.pipeline","i-lucide-link",{"title":411,"path":412,"stem":413,"icon":388},"Compliance","\u002Fuse-cases\u002Faudit\u002Fcompliance","5.use-cases\u002F4.audit\u002F05.compliance",{"title":415,"path":416,"stem":417,"icon":84},"Recipes","\u002Fuse-cases\u002Faudit\u002Frecipes","5.use-cases\u002F4.audit\u002F06.recipes",{"title":356,"icon":112,"path":419,"stem":420,"children":421,"page":34},"\u002Fuse-cases\u002Ftelemetry","5.use-cases\u002F4.telemetry",[422,425,430,435],{"title":41,"path":423,"stem":424,"icon":44},"\u002Fuse-cases\u002Ftelemetry\u002Foverview","5.use-cases\u002F4.telemetry\u002F01.overview",{"title":426,"path":427,"stem":428,"icon":429},"Setup","\u002Fuse-cases\u002Ftelemetry\u002Fsetup","5.use-cases\u002F4.telemetry\u002F02.setup","i-lucide-wrench",{"title":431,"path":432,"stem":433,"icon":434},"Ingest","\u002Fuse-cases\u002Ftelemetry\u002Fingest","5.use-cases\u002F4.telemetry\u002F03.ingest","i-lucide-server",{"title":436,"path":437,"stem":438,"icon":84},"Reference","\u002Fuse-cases\u002Ftelemetry\u002Freference","5.use-cases\u002F4.telemetry\u002F04.reference",{"title":440,"path":441,"stem":442,"icon":443},"Enrichers","\u002Fuse-cases\u002Fenrichers","5.use-cases\u002F5.enrichers","i-lucide-sparkles",{"title":445,"path":446,"stem":447,"icon":448},"eve","\u002Fuse-cases\u002Feve","5.use-cases\u002F5.eve","i-custom-eve",{"title":450,"path":451,"stem":452,"icon":434},"Node.js request logging","\u002Fuse-cases\u002Fstructured-logging-nodejs","5.use-cases\u002F6.structured-logging-nodejs",{"title":454,"path":455,"stem":456,"children":457,"page":34},"Libraries","\u002Flibraries","6.libraries",[458,462,467,470,474,479,484],{"title":41,"path":459,"stem":460,"icon":461},"\u002Flibraries\u002Foverview","6.libraries\u002F0.overview","i-lucide-package",{"title":463,"path":464,"stem":465,"icon":466},"Emitting Events","\u002Flibraries\u002Femitting","6.libraries\u002F1.emitting","i-lucide-radio",{"title":56,"path":468,"stem":469,"icon":59},"\u002Flibraries\u002Ferrors","6.libraries\u002F2.errors",{"title":471,"path":472,"stem":473,"icon":132},"Errors Agents Can Act On","\u002Flibraries\u002Fagents","6.libraries\u002F3.agents",{"title":475,"path":476,"stem":477,"icon":478},"Exporting the Catalog","\u002Flibraries\u002Fexporting","6.libraries\u002F4.exporting","i-lucide-file-output",{"title":480,"path":481,"stem":482,"icon":483},"Migrating","\u002Flibraries\u002Fmigrating","6.libraries\u002F5.migrating","i-lucide-route",{"title":485,"path":486,"stem":487,"icon":488},"Testing","\u002Flibraries\u002Ftesting","6.libraries\u002F6.testing","i-lucide-flask-conical",{"title":490,"path":491,"stem":492,"children":493,"page":34},"Extend","\u002Fextend","7.extend",[494,498,503,508,512,517,521,525,529,533,538,543],{"title":41,"path":495,"stem":496,"icon":497},"\u002Fextend\u002Foverview","7.extend\u002F0.overview","i-lucide-blocks",{"title":499,"path":500,"stem":501,"icon":502},"Stream","\u002Fextend\u002Fstream","7.extend\u002F1.stream","i-lucide-radio-tower",{"title":504,"path":505,"stem":506,"icon":507},"Custom framework","\u002Fextend\u002Fcustom-framework","7.extend\u002F10.custom-framework","i-lucide-puzzle",{"title":509,"path":510,"stem":511,"icon":502},"Diagnostics channel","\u002Fextend\u002Fdiagnostics-channel","7.extend\u002F11.diagnostics-channel",{"title":513,"path":514,"stem":515,"icon":516},"FS reader","\u002Fextend\u002Ffs-reader","7.extend\u002F2.fs-reader","i-lucide-folder-search",{"title":415,"path":518,"stem":519,"icon":520},"\u002Fextend\u002Fconsumer-recipes","7.extend\u002F3.consumer-recipes","i-lucide-chef-hat",{"title":522,"path":523,"stem":524,"icon":497},"Plugins","\u002Fextend\u002Fplugins","7.extend\u002F4.plugins",{"title":526,"path":527,"stem":528,"icon":443},"Custom enrichers","\u002Fextend\u002Fcustom-enrichers","7.extend\u002F5.custom-enrichers",{"title":530,"path":531,"stem":532,"icon":69},"Tail sampling","\u002Fextend\u002Ftail-sampling","7.extend\u002F6.tail-sampling",{"title":534,"path":535,"stem":536,"icon":537},"Identity headers","\u002Fextend\u002Fidentity-headers","7.extend\u002F7.identity-headers","i-lucide-fingerprint",{"title":539,"path":540,"stem":541,"icon":542},"Custom drains","\u002Fextend\u002Fcustom-drains","7.extend\u002F8.custom-drains","i-lucide-share-2",{"title":544,"path":545,"stem":546,"icon":547},"Drain pipeline","\u002Fextend\u002Fdrain-pipeline","7.extend\u002F9.drain-pipeline","i-lucide-workflow",{"title":436,"path":549,"stem":550,"children":551,"page":34},"\u002Freference","8.reference",[552,556,561,564,569,573,578,582],{"title":41,"path":553,"stem":554,"icon":555},"\u002Freference\u002Foverview","8.reference\u002F0.overview","i-lucide-book-marked",{"title":557,"path":558,"stem":559,"icon":560},"Configuration","\u002Freference\u002Fconfiguration","8.reference\u002F1.configuration","i-lucide-settings",{"title":383,"path":562,"stem":563,"icon":112},"\u002Freference\u002Fperformance","8.reference\u002F2.performance",{"title":565,"path":566,"stem":567,"icon":568},"Vite Plugin","\u002Freference\u002Fvite-plugin","8.reference\u002F3.vite-plugin","i-custom-vite",{"title":570,"path":571,"stem":572,"icon":388},"Best Practices","\u002Freference\u002Fbest-practices","8.reference\u002F4.best-practices",{"title":574,"path":575,"stem":576,"icon":577},"vs Other Loggers","\u002Freference\u002Fvs-other-loggers","8.reference\u002F5.vs-other-loggers","i-lucide-scale",{"title":579,"path":580,"stem":581,"icon":443},"Agent Skills","\u002Freference\u002Fagent-skills","8.reference\u002F6.agent-skills",{"title":583,"path":584,"stem":585,"icon":586},"Cost","\u002Freference\u002Fcost","8.reference\u002F7.cost","i-lucide-receipt",{"title":588,"path":589,"stem":590,"children":591,"page":34},"Compare","\u002Fcompare","9.compare",[592,596,600,604,608],{"title":593,"path":594,"stem":595,"icon":577},"evlog vs Pino","\u002Fcompare\u002Fpino","9.compare\u002F1.pino",{"title":597,"path":598,"stem":599,"icon":204},"evlog vs OpenTelemetry","\u002Fcompare\u002Fopentelemetry","9.compare\u002F2.opentelemetry",{"title":601,"path":602,"stem":603,"icon":577},"evlog vs LogTape","\u002Fcompare\u002Flogtape","9.compare\u002F3.logtape",{"title":605,"path":606,"stem":607,"icon":577},"evlog vs Winston: formats and request events","\u002Fcompare\u002Fwinston","9.compare\u002F4.winston",{"title":609,"path":610,"stem":611,"icon":577},"evlog vs Consola: reporters and request context","\u002Fcompare\u002Fconsola","9.compare\u002F5.consola",{"id":613,"title":614,"body":615,"description":3108,"extension":3109,"links":3110,"meta":3115,"navigation":3116,"path":342,"seo":3117,"stem":343,"__hash__":3118},"docs\u002F5.use-cases\u002F2.ai-sdk\u002F02.usage.md","Usage Patterns",{"type":616,"value":617,"toc":3100},"minimark",[618,631,642,647,650,1015,1022,1026,1029,1225,1229,1232,1548,1551,2175,2186,2190,2197,2568,2575,2696,2700,2710,3019,3023,3037,3096],[619,620,621,622,626,627,630],"p",{},"Every pattern below uses the same ",[623,624,625],"code",{},"createAILogger(log)"," setup. Wrap the model with ",[623,628,629],{},"ai.wrap()"," and the middleware accumulates tokens, tools, and timing on the wide event automatically.",[619,632,633,634,637,638,641],{},"On Next.js, Nuxt\u002FNitro, SvelteKit, Hono, React Router, and oRPC, evlog defers wide-event emit for streaming responses (for example ",[623,635,636],{},"text\u002Fevent-stream"," and AI SDK UI streams) until the body finishes, so late ",[623,639,640],{},"ai"," metadata stays on the same request event.",[643,644,646],"h2",{"id":645},"streamtext","streamText",[619,648,649],{},"The most common pattern is streaming chat with full observability:",[651,652,658],"pre",{"className":653,"code":654,"filename":655,"language":656,"meta":657,"style":657},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { streamText } from 'ai'\nimport { createAILogger } from 'evlog\u002Fai'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n  const ai = createAILogger(log)\n  const { messages } = await readBody(event)\n\n  log.set({ action: 'chat', messagesCount: messages.length })\n\n  const result = streamText({\n    model: ai.wrap('anthropic\u002Fclaude-sonnet-4.6'),\n    messages,\n    onFinish: ({ text }) => {\n      saveConversation(text)\n    },\n  })\n\n  return result.toTextStreamResponse()\n})\n","server\u002Fapi\u002Fchat.post.ts","typescript","",[623,659,660,692,713,720,756,779,798,824,829,879,884,901,930,938,959,972,978,986,991,1007],{"__ignoreMap":657},[661,662,665,669,673,677,680,683,686,689],"span",{"class":663,"line":664},"line",1,[661,666,668],{"class":667},"s7zQu","import",[661,670,672],{"class":671},"sMK4o"," {",[661,674,676],{"class":675},"sTEyZ"," streamText",[661,678,679],{"class":671}," }",[661,681,682],{"class":667}," from",[661,684,685],{"class":671}," '",[661,687,640],{"class":688},"sfazB",[661,690,691],{"class":671},"'\n",[661,693,695,697,699,702,704,706,708,711],{"class":663,"line":694},2,[661,696,668],{"class":667},[661,698,672],{"class":671},[661,700,701],{"class":675}," createAILogger",[661,703,679],{"class":671},[661,705,682],{"class":667},[661,707,685],{"class":671},[661,709,710],{"class":688},"evlog\u002Fai",[661,712,691],{"class":671},[661,714,716],{"class":663,"line":715},3,[661,717,719],{"emptyLinePlaceholder":718},true,"\n",[661,721,723,726,729,733,736,740,743,747,750,753],{"class":663,"line":722},4,[661,724,725],{"class":667},"export",[661,727,728],{"class":667}," default",[661,730,732],{"class":731},"s2Zo4"," defineEventHandler",[661,734,735],{"class":675},"(",[661,737,739],{"class":738},"spNyl","async",[661,741,742],{"class":671}," (",[661,744,746],{"class":745},"sHdIc","event",[661,748,749],{"class":671},")",[661,751,752],{"class":738}," =>",[661,754,755],{"class":671}," {\n",[661,757,759,762,765,768,771,774,776],{"class":663,"line":758},5,[661,760,761],{"class":738},"  const",[661,763,764],{"class":675}," log",[661,766,767],{"class":671}," =",[661,769,770],{"class":731}," useLogger",[661,772,735],{"class":773},"swJcz",[661,775,746],{"class":675},[661,777,778],{"class":773},")\n",[661,780,782,784,787,789,791,793,796],{"class":663,"line":781},6,[661,783,761],{"class":738},[661,785,786],{"class":675}," ai",[661,788,767],{"class":671},[661,790,701],{"class":731},[661,792,735],{"class":773},[661,794,795],{"class":675},"log",[661,797,778],{"class":773},[661,799,801,803,805,808,810,812,815,818,820,822],{"class":663,"line":800},7,[661,802,761],{"class":738},[661,804,672],{"class":671},[661,806,807],{"class":675}," messages",[661,809,679],{"class":671},[661,811,767],{"class":671},[661,813,814],{"class":667}," await",[661,816,817],{"class":731}," readBody",[661,819,735],{"class":773},[661,821,746],{"class":675},[661,823,778],{"class":773},[661,825,827],{"class":663,"line":826},8,[661,828,719],{"emptyLinePlaceholder":718},[661,830,832,835,838,841,843,846,849,852,854,857,860,863,866,868,870,872,875,877],{"class":663,"line":831},9,[661,833,834],{"class":675},"  log",[661,836,837],{"class":671},".",[661,839,840],{"class":731},"set",[661,842,735],{"class":773},[661,844,845],{"class":671},"{",[661,847,848],{"class":773}," action",[661,850,851],{"class":671},":",[661,853,685],{"class":671},[661,855,856],{"class":688},"chat",[661,858,859],{"class":671},"'",[661,861,862],{"class":671},",",[661,864,865],{"class":773}," messagesCount",[661,867,851],{"class":671},[661,869,807],{"class":675},[661,871,837],{"class":671},[661,873,874],{"class":675},"length",[661,876,679],{"class":671},[661,878,778],{"class":773},[661,880,882],{"class":663,"line":881},10,[661,883,719],{"emptyLinePlaceholder":718},[661,885,887,889,892,894,896,898],{"class":663,"line":886},11,[661,888,761],{"class":738},[661,890,891],{"class":675}," result",[661,893,767],{"class":671},[661,895,676],{"class":731},[661,897,735],{"class":773},[661,899,900],{"class":671},"{\n",[661,902,904,907,909,911,913,916,918,920,923,925,927],{"class":663,"line":903},12,[661,905,906],{"class":773},"    model",[661,908,851],{"class":671},[661,910,786],{"class":675},[661,912,837],{"class":671},[661,914,915],{"class":731},"wrap",[661,917,735],{"class":773},[661,919,859],{"class":671},[661,921,922],{"class":688},"anthropic\u002Fclaude-sonnet-4.6",[661,924,859],{"class":671},[661,926,749],{"class":773},[661,928,929],{"class":671},",\n",[661,931,933,936],{"class":663,"line":932},13,[661,934,935],{"class":675},"    messages",[661,937,929],{"class":671},[661,939,941,944,946,949,952,955,957],{"class":663,"line":940},14,[661,942,943],{"class":731},"    onFinish",[661,945,851],{"class":671},[661,947,948],{"class":671}," ({",[661,950,951],{"class":745}," text",[661,953,954],{"class":671}," })",[661,956,752],{"class":738},[661,958,755],{"class":671},[661,960,962,965,967,970],{"class":663,"line":961},15,[661,963,964],{"class":731},"      saveConversation",[661,966,735],{"class":773},[661,968,969],{"class":675},"text",[661,971,778],{"class":773},[661,973,975],{"class":663,"line":974},16,[661,976,977],{"class":671},"    },\n",[661,979,981,984],{"class":663,"line":980},17,[661,982,983],{"class":671},"  }",[661,985,778],{"class":773},[661,987,989],{"class":663,"line":988},18,[661,990,719],{"emptyLinePlaceholder":718},[661,992,994,997,999,1001,1004],{"class":663,"line":993},19,[661,995,996],{"class":667},"  return",[661,998,891],{"class":675},[661,1000,837],{"class":671},[661,1002,1003],{"class":731},"toTextStreamResponse",[661,1005,1006],{"class":773},"()\n",[661,1008,1010,1013],{"class":663,"line":1009},20,[661,1011,1012],{"class":671},"}",[661,1014,778],{"class":675},[619,1016,1017,1018,1021],{},"The middleware never touches your ",[623,1019,1020],{},"onFinish"," callback, so your code runs as usual.",[643,1023,1025],{"id":1024},"generatetext","generateText",[619,1027,1028],{},"Synchronous generation. The middleware captures the result automatically:",[651,1030,1033],{"className":653,"code":1031,"filename":1032,"language":656,"meta":657,"style":657},"import { generateText } from 'ai'\nimport { createAILogger } from 'evlog\u002Fai'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n  const ai = createAILogger(log)\n\n  const result = await generateText({\n    model: ai.wrap('anthropic\u002Fclaude-sonnet-4.6'),\n    prompt: 'Summarize this document',\n  })\n\n  return { text: result.text }\n})\n","server\u002Fapi\u002Fsummarize.post.ts",[623,1034,1035,1054,1072,1076,1098,1114,1130,1134,1150,1174,1190,1196,1200,1219],{"__ignoreMap":657},[661,1036,1037,1039,1041,1044,1046,1048,1050,1052],{"class":663,"line":664},[661,1038,668],{"class":667},[661,1040,672],{"class":671},[661,1042,1043],{"class":675}," generateText",[661,1045,679],{"class":671},[661,1047,682],{"class":667},[661,1049,685],{"class":671},[661,1051,640],{"class":688},[661,1053,691],{"class":671},[661,1055,1056,1058,1060,1062,1064,1066,1068,1070],{"class":663,"line":694},[661,1057,668],{"class":667},[661,1059,672],{"class":671},[661,1061,701],{"class":675},[661,1063,679],{"class":671},[661,1065,682],{"class":667},[661,1067,685],{"class":671},[661,1069,710],{"class":688},[661,1071,691],{"class":671},[661,1073,1074],{"class":663,"line":715},[661,1075,719],{"emptyLinePlaceholder":718},[661,1077,1078,1080,1082,1084,1086,1088,1090,1092,1094,1096],{"class":663,"line":722},[661,1079,725],{"class":667},[661,1081,728],{"class":667},[661,1083,732],{"class":731},[661,1085,735],{"class":675},[661,1087,739],{"class":738},[661,1089,742],{"class":671},[661,1091,746],{"class":745},[661,1093,749],{"class":671},[661,1095,752],{"class":738},[661,1097,755],{"class":671},[661,1099,1100,1102,1104,1106,1108,1110,1112],{"class":663,"line":758},[661,1101,761],{"class":738},[661,1103,764],{"class":675},[661,1105,767],{"class":671},[661,1107,770],{"class":731},[661,1109,735],{"class":773},[661,1111,746],{"class":675},[661,1113,778],{"class":773},[661,1115,1116,1118,1120,1122,1124,1126,1128],{"class":663,"line":781},[661,1117,761],{"class":738},[661,1119,786],{"class":675},[661,1121,767],{"class":671},[661,1123,701],{"class":731},[661,1125,735],{"class":773},[661,1127,795],{"class":675},[661,1129,778],{"class":773},[661,1131,1132],{"class":663,"line":800},[661,1133,719],{"emptyLinePlaceholder":718},[661,1135,1136,1138,1140,1142,1144,1146,1148],{"class":663,"line":826},[661,1137,761],{"class":738},[661,1139,891],{"class":675},[661,1141,767],{"class":671},[661,1143,814],{"class":667},[661,1145,1043],{"class":731},[661,1147,735],{"class":773},[661,1149,900],{"class":671},[661,1151,1152,1154,1156,1158,1160,1162,1164,1166,1168,1170,1172],{"class":663,"line":831},[661,1153,906],{"class":773},[661,1155,851],{"class":671},[661,1157,786],{"class":675},[661,1159,837],{"class":671},[661,1161,915],{"class":731},[661,1163,735],{"class":773},[661,1165,859],{"class":671},[661,1167,922],{"class":688},[661,1169,859],{"class":671},[661,1171,749],{"class":773},[661,1173,929],{"class":671},[661,1175,1176,1179,1181,1183,1186,1188],{"class":663,"line":881},[661,1177,1178],{"class":773},"    prompt",[661,1180,851],{"class":671},[661,1182,685],{"class":671},[661,1184,1185],{"class":688},"Summarize this document",[661,1187,859],{"class":671},[661,1189,929],{"class":671},[661,1191,1192,1194],{"class":663,"line":886},[661,1193,983],{"class":671},[661,1195,778],{"class":773},[661,1197,1198],{"class":663,"line":903},[661,1199,719],{"emptyLinePlaceholder":718},[661,1201,1202,1204,1206,1208,1210,1212,1214,1216],{"class":663,"line":932},[661,1203,996],{"class":667},[661,1205,672],{"class":671},[661,1207,951],{"class":773},[661,1209,851],{"class":671},[661,1211,891],{"class":675},[661,1213,837],{"class":671},[661,1215,969],{"class":675},[661,1217,1218],{"class":671}," }\n",[661,1220,1221,1223],{"class":663,"line":940},[661,1222,1012],{"class":671},[661,1224,778],{"class":675},[643,1226,1228],{"id":1227},"trace-a-multi-step-agent","Trace a multi-step agent",[619,1230,1231],{},"The middleware fires for each step automatically. Steps, tool calls, and tokens are accumulated across the agent loop:",[651,1233,1236],{"className":653,"code":1234,"filename":1235,"language":656,"meta":657,"style":657},"import { ToolLoopAgent, createAgentUIStreamResponse, stepCountIs } from 'ai'\nimport { useLogger } from 'evlog'\nimport { createAILogger } from 'evlog\u002Fai'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n  const { messages } = await readBody(event)\n  const ai = createAILogger(log, {\n    toolInputs: { maxLength: 500 },\n  })\n\n  const agent = new ToolLoopAgent({\n    model: ai.wrap('anthropic\u002Fclaude-sonnet-4.6'),\n    tools: { searchWeb, queryDatabase },\n    stopWhen: stepCountIs(5),\n  })\n\n  return createAgentUIStreamResponse({\n    agent,\n    uiMessages: messages,\n  })\n})\n","server\u002Fapi\u002Fagent.post.ts",[623,1237,1238,1267,1286,1304,1308,1330,1346,1368,1386,1407,1413,1417,1435,1459,1478,1496,1502,1506,1516,1523,1534,1541],{"__ignoreMap":657},[661,1239,1240,1242,1244,1247,1249,1252,1254,1257,1259,1261,1263,1265],{"class":663,"line":664},[661,1241,668],{"class":667},[661,1243,672],{"class":671},[661,1245,1246],{"class":675}," ToolLoopAgent",[661,1248,862],{"class":671},[661,1250,1251],{"class":675}," createAgentUIStreamResponse",[661,1253,862],{"class":671},[661,1255,1256],{"class":675}," stepCountIs",[661,1258,679],{"class":671},[661,1260,682],{"class":667},[661,1262,685],{"class":671},[661,1264,640],{"class":688},[661,1266,691],{"class":671},[661,1268,1269,1271,1273,1275,1277,1279,1281,1284],{"class":663,"line":694},[661,1270,668],{"class":667},[661,1272,672],{"class":671},[661,1274,770],{"class":675},[661,1276,679],{"class":671},[661,1278,682],{"class":667},[661,1280,685],{"class":671},[661,1282,1283],{"class":688},"evlog",[661,1285,691],{"class":671},[661,1287,1288,1290,1292,1294,1296,1298,1300,1302],{"class":663,"line":715},[661,1289,668],{"class":667},[661,1291,672],{"class":671},[661,1293,701],{"class":675},[661,1295,679],{"class":671},[661,1297,682],{"class":667},[661,1299,685],{"class":671},[661,1301,710],{"class":688},[661,1303,691],{"class":671},[661,1305,1306],{"class":663,"line":722},[661,1307,719],{"emptyLinePlaceholder":718},[661,1309,1310,1312,1314,1316,1318,1320,1322,1324,1326,1328],{"class":663,"line":758},[661,1311,725],{"class":667},[661,1313,728],{"class":667},[661,1315,732],{"class":731},[661,1317,735],{"class":675},[661,1319,739],{"class":738},[661,1321,742],{"class":671},[661,1323,746],{"class":745},[661,1325,749],{"class":671},[661,1327,752],{"class":738},[661,1329,755],{"class":671},[661,1331,1332,1334,1336,1338,1340,1342,1344],{"class":663,"line":781},[661,1333,761],{"class":738},[661,1335,764],{"class":675},[661,1337,767],{"class":671},[661,1339,770],{"class":731},[661,1341,735],{"class":773},[661,1343,746],{"class":675},[661,1345,778],{"class":773},[661,1347,1348,1350,1352,1354,1356,1358,1360,1362,1364,1366],{"class":663,"line":800},[661,1349,761],{"class":738},[661,1351,672],{"class":671},[661,1353,807],{"class":675},[661,1355,679],{"class":671},[661,1357,767],{"class":671},[661,1359,814],{"class":667},[661,1361,817],{"class":731},[661,1363,735],{"class":773},[661,1365,746],{"class":675},[661,1367,778],{"class":773},[661,1369,1370,1372,1374,1376,1378,1380,1382,1384],{"class":663,"line":826},[661,1371,761],{"class":738},[661,1373,786],{"class":675},[661,1375,767],{"class":671},[661,1377,701],{"class":731},[661,1379,735],{"class":773},[661,1381,795],{"class":675},[661,1383,862],{"class":671},[661,1385,755],{"class":671},[661,1387,1388,1391,1393,1395,1398,1400,1404],{"class":663,"line":831},[661,1389,1390],{"class":773},"    toolInputs",[661,1392,851],{"class":671},[661,1394,672],{"class":671},[661,1396,1397],{"class":773}," maxLength",[661,1399,851],{"class":671},[661,1401,1403],{"class":1402},"sbssI"," 500",[661,1405,1406],{"class":671}," },\n",[661,1408,1409,1411],{"class":663,"line":881},[661,1410,983],{"class":671},[661,1412,778],{"class":773},[661,1414,1415],{"class":663,"line":886},[661,1416,719],{"emptyLinePlaceholder":718},[661,1418,1419,1421,1424,1426,1429,1431,1433],{"class":663,"line":903},[661,1420,761],{"class":738},[661,1422,1423],{"class":675}," agent",[661,1425,767],{"class":671},[661,1427,1428],{"class":671}," new",[661,1430,1246],{"class":731},[661,1432,735],{"class":773},[661,1434,900],{"class":671},[661,1436,1437,1439,1441,1443,1445,1447,1449,1451,1453,1455,1457],{"class":663,"line":932},[661,1438,906],{"class":773},[661,1440,851],{"class":671},[661,1442,786],{"class":675},[661,1444,837],{"class":671},[661,1446,915],{"class":731},[661,1448,735],{"class":773},[661,1450,859],{"class":671},[661,1452,922],{"class":688},[661,1454,859],{"class":671},[661,1456,749],{"class":773},[661,1458,929],{"class":671},[661,1460,1461,1464,1466,1468,1471,1473,1476],{"class":663,"line":940},[661,1462,1463],{"class":773},"    tools",[661,1465,851],{"class":671},[661,1467,672],{"class":671},[661,1469,1470],{"class":675}," searchWeb",[661,1472,862],{"class":671},[661,1474,1475],{"class":675}," queryDatabase",[661,1477,1406],{"class":671},[661,1479,1480,1483,1485,1487,1489,1492,1494],{"class":663,"line":961},[661,1481,1482],{"class":773},"    stopWhen",[661,1484,851],{"class":671},[661,1486,1256],{"class":731},[661,1488,735],{"class":773},[661,1490,1491],{"class":1402},"5",[661,1493,749],{"class":773},[661,1495,929],{"class":671},[661,1497,1498,1500],{"class":663,"line":974},[661,1499,983],{"class":671},[661,1501,778],{"class":773},[661,1503,1504],{"class":663,"line":980},[661,1505,719],{"emptyLinePlaceholder":718},[661,1507,1508,1510,1512,1514],{"class":663,"line":988},[661,1509,996],{"class":667},[661,1511,1251],{"class":731},[661,1513,735],{"class":773},[661,1515,900],{"class":671},[661,1517,1518,1521],{"class":663,"line":993},[661,1519,1520],{"class":675},"    agent",[661,1522,929],{"class":671},[661,1524,1525,1528,1530,1532],{"class":663,"line":1009},[661,1526,1527],{"class":773},"    uiMessages",[661,1529,851],{"class":671},[661,1531,807],{"class":675},[661,1533,929],{"class":671},[661,1535,1537,1539],{"class":663,"line":1536},21,[661,1538,983],{"class":671},[661,1540,778],{"class":773},[661,1542,1544,1546],{"class":663,"line":1543},22,[661,1545,1012],{"class":671},[661,1547,778],{"class":675},[619,1549,1550],{},"Wide event after a 3-step agent run:",[651,1552,1557],{"className":1553,"code":1554,"filename":1555,"language":1556,"meta":657,"style":657},"language-json shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{\n  \"ai\": {\n    \"calls\": 3,\n    \"steps\": 3,\n    \"model\": \"claude-sonnet-4.6\",\n    \"provider\": \"anthropic\",\n    \"inputTokens\": 4500,\n    \"outputTokens\": 1200,\n    \"totalTokens\": 5700,\n    \"finishReason\": \"stop\",\n    \"toolCalls\": [\n      { \"name\": \"searchWeb\", \"input\": { \"query\": \"TypeScript 6.0 features\" } },\n      { \"name\": \"queryDatabase\", \"input\": { \"sql\": \"SELECT * FROM docs WHERE topic = 'typescript'\" } },\n      { \"name\": \"searchWeb\", \"input\": { \"query\": \"TypeScript 6.0 release date\" } }\n    ],\n    \"responseId\": \"msg_01XFDUDYJgAACzvnptvVoYEL\",\n    \"stepsUsage\": [\n      { \"model\": \"claude-sonnet-4.6\", \"inputTokens\": 1200, \"outputTokens\": 300, \"toolCalls\": [\"searchWeb\"] },\n      { \"model\": \"claude-sonnet-4.6\", \"inputTokens\": 1500, \"outputTokens\": 400, \"toolCalls\": [\"queryDatabase\", \"searchWeb\"] },\n      { \"model\": \"claude-sonnet-4.6\", \"inputTokens\": 1800, \"outputTokens\": 500 }\n    ],\n    \"msToFirstChunk\": 312,\n    \"msToFinish\": 8200,\n    \"tokensPerSecond\": 146\n  }\n}\n","Wide Event","json",[623,1558,1559,1563,1577,1595,1610,1631,1651,1667,1683,1699,1719,1733,1787,1838,1887,1892,1912,1925,1992,2066,2111,2115,2131,2148,2163,2169],{"__ignoreMap":657},[661,1560,1561],{"class":663,"line":664},[661,1562,900],{"class":671},[661,1564,1565,1568,1570,1573,1575],{"class":663,"line":694},[661,1566,1567],{"class":671},"  \"",[661,1569,640],{"class":738},[661,1571,1572],{"class":671},"\"",[661,1574,851],{"class":671},[661,1576,755],{"class":671},[661,1578,1579,1582,1586,1588,1590,1593],{"class":663,"line":715},[661,1580,1581],{"class":671},"    \"",[661,1583,1585],{"class":1584},"sBMFI","calls",[661,1587,1572],{"class":671},[661,1589,851],{"class":671},[661,1591,1592],{"class":1402}," 3",[661,1594,929],{"class":671},[661,1596,1597,1599,1602,1604,1606,1608],{"class":663,"line":722},[661,1598,1581],{"class":671},[661,1600,1601],{"class":1584},"steps",[661,1603,1572],{"class":671},[661,1605,851],{"class":671},[661,1607,1592],{"class":1402},[661,1609,929],{"class":671},[661,1611,1612,1614,1617,1619,1621,1624,1627,1629],{"class":663,"line":758},[661,1613,1581],{"class":671},[661,1615,1616],{"class":1584},"model",[661,1618,1572],{"class":671},[661,1620,851],{"class":671},[661,1622,1623],{"class":671}," \"",[661,1625,1626],{"class":688},"claude-sonnet-4.6",[661,1628,1572],{"class":671},[661,1630,929],{"class":671},[661,1632,1633,1635,1638,1640,1642,1644,1647,1649],{"class":663,"line":781},[661,1634,1581],{"class":671},[661,1636,1637],{"class":1584},"provider",[661,1639,1572],{"class":671},[661,1641,851],{"class":671},[661,1643,1623],{"class":671},[661,1645,1646],{"class":688},"anthropic",[661,1648,1572],{"class":671},[661,1650,929],{"class":671},[661,1652,1653,1655,1658,1660,1662,1665],{"class":663,"line":800},[661,1654,1581],{"class":671},[661,1656,1657],{"class":1584},"inputTokens",[661,1659,1572],{"class":671},[661,1661,851],{"class":671},[661,1663,1664],{"class":1402}," 4500",[661,1666,929],{"class":671},[661,1668,1669,1671,1674,1676,1678,1681],{"class":663,"line":826},[661,1670,1581],{"class":671},[661,1672,1673],{"class":1584},"outputTokens",[661,1675,1572],{"class":671},[661,1677,851],{"class":671},[661,1679,1680],{"class":1402}," 1200",[661,1682,929],{"class":671},[661,1684,1685,1687,1690,1692,1694,1697],{"class":663,"line":831},[661,1686,1581],{"class":671},[661,1688,1689],{"class":1584},"totalTokens",[661,1691,1572],{"class":671},[661,1693,851],{"class":671},[661,1695,1696],{"class":1402}," 5700",[661,1698,929],{"class":671},[661,1700,1701,1703,1706,1708,1710,1712,1715,1717],{"class":663,"line":881},[661,1702,1581],{"class":671},[661,1704,1705],{"class":1584},"finishReason",[661,1707,1572],{"class":671},[661,1709,851],{"class":671},[661,1711,1623],{"class":671},[661,1713,1714],{"class":688},"stop",[661,1716,1572],{"class":671},[661,1718,929],{"class":671},[661,1720,1721,1723,1726,1728,1730],{"class":663,"line":886},[661,1722,1581],{"class":671},[661,1724,1725],{"class":1584},"toolCalls",[661,1727,1572],{"class":671},[661,1729,851],{"class":671},[661,1731,1732],{"class":671}," [\n",[661,1734,1735,1738,1740,1743,1745,1747,1749,1752,1754,1756,1758,1761,1763,1765,1767,1769,1772,1774,1776,1778,1781,1783,1785],{"class":663,"line":903},[661,1736,1737],{"class":671},"      {",[661,1739,1623],{"class":671},[661,1741,1742],{"class":1402},"name",[661,1744,1572],{"class":671},[661,1746,851],{"class":671},[661,1748,1623],{"class":671},[661,1750,1751],{"class":688},"searchWeb",[661,1753,1572],{"class":671},[661,1755,862],{"class":671},[661,1757,1623],{"class":671},[661,1759,1760],{"class":1402},"input",[661,1762,1572],{"class":671},[661,1764,851],{"class":671},[661,1766,672],{"class":671},[661,1768,1623],{"class":671},[661,1770,1771],{"class":773},"query",[661,1773,1572],{"class":671},[661,1775,851],{"class":671},[661,1777,1623],{"class":671},[661,1779,1780],{"class":688},"TypeScript 6.0 features",[661,1782,1572],{"class":671},[661,1784,679],{"class":671},[661,1786,1406],{"class":671},[661,1788,1789,1791,1793,1795,1797,1799,1801,1804,1806,1808,1810,1812,1814,1816,1818,1820,1823,1825,1827,1829,1832,1834,1836],{"class":663,"line":932},[661,1790,1737],{"class":671},[661,1792,1623],{"class":671},[661,1794,1742],{"class":1402},[661,1796,1572],{"class":671},[661,1798,851],{"class":671},[661,1800,1623],{"class":671},[661,1802,1803],{"class":688},"queryDatabase",[661,1805,1572],{"class":671},[661,1807,862],{"class":671},[661,1809,1623],{"class":671},[661,1811,1760],{"class":1402},[661,1813,1572],{"class":671},[661,1815,851],{"class":671},[661,1817,672],{"class":671},[661,1819,1623],{"class":671},[661,1821,1822],{"class":773},"sql",[661,1824,1572],{"class":671},[661,1826,851],{"class":671},[661,1828,1623],{"class":671},[661,1830,1831],{"class":688},"SELECT * FROM docs WHERE topic = 'typescript'",[661,1833,1572],{"class":671},[661,1835,679],{"class":671},[661,1837,1406],{"class":671},[661,1839,1840,1842,1844,1846,1848,1850,1852,1854,1856,1858,1860,1862,1864,1866,1868,1870,1872,1874,1876,1878,1881,1883,1885],{"class":663,"line":940},[661,1841,1737],{"class":671},[661,1843,1623],{"class":671},[661,1845,1742],{"class":1402},[661,1847,1572],{"class":671},[661,1849,851],{"class":671},[661,1851,1623],{"class":671},[661,1853,1751],{"class":688},[661,1855,1572],{"class":671},[661,1857,862],{"class":671},[661,1859,1623],{"class":671},[661,1861,1760],{"class":1402},[661,1863,1572],{"class":671},[661,1865,851],{"class":671},[661,1867,672],{"class":671},[661,1869,1623],{"class":671},[661,1871,1771],{"class":773},[661,1873,1572],{"class":671},[661,1875,851],{"class":671},[661,1877,1623],{"class":671},[661,1879,1880],{"class":688},"TypeScript 6.0 release date",[661,1882,1572],{"class":671},[661,1884,679],{"class":671},[661,1886,1218],{"class":671},[661,1888,1889],{"class":663,"line":961},[661,1890,1891],{"class":671},"    ],\n",[661,1893,1894,1896,1899,1901,1903,1905,1908,1910],{"class":663,"line":974},[661,1895,1581],{"class":671},[661,1897,1898],{"class":1584},"responseId",[661,1900,1572],{"class":671},[661,1902,851],{"class":671},[661,1904,1623],{"class":671},[661,1906,1907],{"class":688},"msg_01XFDUDYJgAACzvnptvVoYEL",[661,1909,1572],{"class":671},[661,1911,929],{"class":671},[661,1913,1914,1916,1919,1921,1923],{"class":663,"line":980},[661,1915,1581],{"class":671},[661,1917,1918],{"class":1584},"stepsUsage",[661,1920,1572],{"class":671},[661,1922,851],{"class":671},[661,1924,1732],{"class":671},[661,1926,1927,1929,1931,1933,1935,1937,1939,1941,1943,1945,1947,1949,1951,1953,1955,1957,1959,1961,1963,1965,1968,1970,1972,1974,1976,1978,1981,1983,1985,1987,1990],{"class":663,"line":988},[661,1928,1737],{"class":671},[661,1930,1623],{"class":671},[661,1932,1616],{"class":1402},[661,1934,1572],{"class":671},[661,1936,851],{"class":671},[661,1938,1623],{"class":671},[661,1940,1626],{"class":688},[661,1942,1572],{"class":671},[661,1944,862],{"class":671},[661,1946,1623],{"class":671},[661,1948,1657],{"class":1402},[661,1950,1572],{"class":671},[661,1952,851],{"class":671},[661,1954,1680],{"class":1402},[661,1956,862],{"class":671},[661,1958,1623],{"class":671},[661,1960,1673],{"class":1402},[661,1962,1572],{"class":671},[661,1964,851],{"class":671},[661,1966,1967],{"class":1402}," 300",[661,1969,862],{"class":671},[661,1971,1623],{"class":671},[661,1973,1725],{"class":1402},[661,1975,1572],{"class":671},[661,1977,851],{"class":671},[661,1979,1980],{"class":671}," [",[661,1982,1572],{"class":671},[661,1984,1751],{"class":688},[661,1986,1572],{"class":671},[661,1988,1989],{"class":671},"]",[661,1991,1406],{"class":671},[661,1993,1994,1996,1998,2000,2002,2004,2006,2008,2010,2012,2014,2016,2018,2020,2023,2025,2027,2029,2031,2033,2036,2038,2040,2042,2044,2046,2048,2050,2052,2054,2056,2058,2060,2062,2064],{"class":663,"line":993},[661,1995,1737],{"class":671},[661,1997,1623],{"class":671},[661,1999,1616],{"class":1402},[661,2001,1572],{"class":671},[661,2003,851],{"class":671},[661,2005,1623],{"class":671},[661,2007,1626],{"class":688},[661,2009,1572],{"class":671},[661,2011,862],{"class":671},[661,2013,1623],{"class":671},[661,2015,1657],{"class":1402},[661,2017,1572],{"class":671},[661,2019,851],{"class":671},[661,2021,2022],{"class":1402}," 1500",[661,2024,862],{"class":671},[661,2026,1623],{"class":671},[661,2028,1673],{"class":1402},[661,2030,1572],{"class":671},[661,2032,851],{"class":671},[661,2034,2035],{"class":1402}," 400",[661,2037,862],{"class":671},[661,2039,1623],{"class":671},[661,2041,1725],{"class":1402},[661,2043,1572],{"class":671},[661,2045,851],{"class":671},[661,2047,1980],{"class":671},[661,2049,1572],{"class":671},[661,2051,1803],{"class":688},[661,2053,1572],{"class":671},[661,2055,862],{"class":671},[661,2057,1623],{"class":671},[661,2059,1751],{"class":688},[661,2061,1572],{"class":671},[661,2063,1989],{"class":671},[661,2065,1406],{"class":671},[661,2067,2068,2070,2072,2074,2076,2078,2080,2082,2084,2086,2088,2090,2092,2094,2097,2099,2101,2103,2105,2107,2109],{"class":663,"line":1009},[661,2069,1737],{"class":671},[661,2071,1623],{"class":671},[661,2073,1616],{"class":1402},[661,2075,1572],{"class":671},[661,2077,851],{"class":671},[661,2079,1623],{"class":671},[661,2081,1626],{"class":688},[661,2083,1572],{"class":671},[661,2085,862],{"class":671},[661,2087,1623],{"class":671},[661,2089,1657],{"class":1402},[661,2091,1572],{"class":671},[661,2093,851],{"class":671},[661,2095,2096],{"class":1402}," 1800",[661,2098,862],{"class":671},[661,2100,1623],{"class":671},[661,2102,1673],{"class":1402},[661,2104,1572],{"class":671},[661,2106,851],{"class":671},[661,2108,1403],{"class":1402},[661,2110,1218],{"class":671},[661,2112,2113],{"class":663,"line":1536},[661,2114,1891],{"class":671},[661,2116,2117,2119,2122,2124,2126,2129],{"class":663,"line":1543},[661,2118,1581],{"class":671},[661,2120,2121],{"class":1584},"msToFirstChunk",[661,2123,1572],{"class":671},[661,2125,851],{"class":671},[661,2127,2128],{"class":1402}," 312",[661,2130,929],{"class":671},[661,2132,2134,2136,2139,2141,2143,2146],{"class":663,"line":2133},23,[661,2135,1581],{"class":671},[661,2137,2138],{"class":1584},"msToFinish",[661,2140,1572],{"class":671},[661,2142,851],{"class":671},[661,2144,2145],{"class":1402}," 8200",[661,2147,929],{"class":671},[661,2149,2151,2153,2156,2158,2160],{"class":663,"line":2150},24,[661,2152,1581],{"class":671},[661,2154,2155],{"class":1584},"tokensPerSecond",[661,2157,1572],{"class":671},[661,2159,851],{"class":671},[661,2161,2162],{"class":1402}," 146\n",[661,2164,2166],{"class":663,"line":2165},25,[661,2167,2168],{"class":671},"  }\n",[661,2170,2172],{"class":663,"line":2171},26,[661,2173,2174],{"class":671},"}\n",[2176,2177,2178,2179,2185],"tip",{},"Pair this with ",[2180,2181,2182],"a",{"href":357},[623,2183,2184],{},"createEvlogIntegration"," to also capture per-tool execution timing and the agent's total wall time.",[643,2187,2189],{"id":2188},"rag-embed-generate","RAG (embed + generate)",[619,2191,2192,2193,2196],{},"Embedding models use a different type that cannot be wrapped with middleware. Use ",[623,2194,2195],{},"captureEmbed"," instead:",[651,2198,2201],{"className":653,"code":2199,"filename":2200,"language":656,"meta":657,"style":657},"import { embed, generateText } from 'ai'\nimport { useLogger } from 'evlog'\nimport { createAILogger } from 'evlog\u002Fai'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n  const ai = createAILogger(log)\n\n  const { embedding, usage } = await embed({\n    model: openai.embedding('text-embedding-3-small'),\n    value: query,\n  })\n  ai.captureEmbed({\n    usage,\n    model: 'text-embedding-3-small',\n    dimensions: 1536,\n  })\n\n  const docs = await findSimilar(embedding)\n\n  const result = await generateText({\n    model: ai.wrap('anthropic\u002Fclaude-sonnet-4.6'),\n    prompt: buildPrompt(docs),\n  })\n\n  return { text: result.text }\n})\n","server\u002Fapi\u002Frag.post.ts",[623,2202,2203,2226,2244,2262,2266,2288,2304,2320,2324,2350,2377,2389,2395,2408,2415,2429,2441,2447,2451,2471,2475,2491,2515,2533,2539,2543,2561],{"__ignoreMap":657},[661,2204,2205,2207,2209,2212,2214,2216,2218,2220,2222,2224],{"class":663,"line":664},[661,2206,668],{"class":667},[661,2208,672],{"class":671},[661,2210,2211],{"class":675}," embed",[661,2213,862],{"class":671},[661,2215,1043],{"class":675},[661,2217,679],{"class":671},[661,2219,682],{"class":667},[661,2221,685],{"class":671},[661,2223,640],{"class":688},[661,2225,691],{"class":671},[661,2227,2228,2230,2232,2234,2236,2238,2240,2242],{"class":663,"line":694},[661,2229,668],{"class":667},[661,2231,672],{"class":671},[661,2233,770],{"class":675},[661,2235,679],{"class":671},[661,2237,682],{"class":667},[661,2239,685],{"class":671},[661,2241,1283],{"class":688},[661,2243,691],{"class":671},[661,2245,2246,2248,2250,2252,2254,2256,2258,2260],{"class":663,"line":715},[661,2247,668],{"class":667},[661,2249,672],{"class":671},[661,2251,701],{"class":675},[661,2253,679],{"class":671},[661,2255,682],{"class":667},[661,2257,685],{"class":671},[661,2259,710],{"class":688},[661,2261,691],{"class":671},[661,2263,2264],{"class":663,"line":722},[661,2265,719],{"emptyLinePlaceholder":718},[661,2267,2268,2270,2272,2274,2276,2278,2280,2282,2284,2286],{"class":663,"line":758},[661,2269,725],{"class":667},[661,2271,728],{"class":667},[661,2273,732],{"class":731},[661,2275,735],{"class":675},[661,2277,739],{"class":738},[661,2279,742],{"class":671},[661,2281,746],{"class":745},[661,2283,749],{"class":671},[661,2285,752],{"class":738},[661,2287,755],{"class":671},[661,2289,2290,2292,2294,2296,2298,2300,2302],{"class":663,"line":781},[661,2291,761],{"class":738},[661,2293,764],{"class":675},[661,2295,767],{"class":671},[661,2297,770],{"class":731},[661,2299,735],{"class":773},[661,2301,746],{"class":675},[661,2303,778],{"class":773},[661,2305,2306,2308,2310,2312,2314,2316,2318],{"class":663,"line":800},[661,2307,761],{"class":738},[661,2309,786],{"class":675},[661,2311,767],{"class":671},[661,2313,701],{"class":731},[661,2315,735],{"class":773},[661,2317,795],{"class":675},[661,2319,778],{"class":773},[661,2321,2322],{"class":663,"line":826},[661,2323,719],{"emptyLinePlaceholder":718},[661,2325,2326,2328,2330,2333,2335,2338,2340,2342,2344,2346,2348],{"class":663,"line":831},[661,2327,761],{"class":738},[661,2329,672],{"class":671},[661,2331,2332],{"class":675}," embedding",[661,2334,862],{"class":671},[661,2336,2337],{"class":675}," usage",[661,2339,679],{"class":671},[661,2341,767],{"class":671},[661,2343,814],{"class":667},[661,2345,2211],{"class":731},[661,2347,735],{"class":773},[661,2349,900],{"class":671},[661,2351,2352,2354,2356,2359,2361,2364,2366,2368,2371,2373,2375],{"class":663,"line":881},[661,2353,906],{"class":773},[661,2355,851],{"class":671},[661,2357,2358],{"class":675}," openai",[661,2360,837],{"class":671},[661,2362,2363],{"class":731},"embedding",[661,2365,735],{"class":773},[661,2367,859],{"class":671},[661,2369,2370],{"class":688},"text-embedding-3-small",[661,2372,859],{"class":671},[661,2374,749],{"class":773},[661,2376,929],{"class":671},[661,2378,2379,2382,2384,2387],{"class":663,"line":886},[661,2380,2381],{"class":773},"    value",[661,2383,851],{"class":671},[661,2385,2386],{"class":675}," query",[661,2388,929],{"class":671},[661,2390,2391,2393],{"class":663,"line":903},[661,2392,983],{"class":671},[661,2394,778],{"class":773},[661,2396,2397,2400,2402,2404,2406],{"class":663,"line":932},[661,2398,2399],{"class":675},"  ai",[661,2401,837],{"class":671},[661,2403,2195],{"class":731},[661,2405,735],{"class":773},[661,2407,900],{"class":671},[661,2409,2410,2413],{"class":663,"line":940},[661,2411,2412],{"class":675},"    usage",[661,2414,929],{"class":671},[661,2416,2417,2419,2421,2423,2425,2427],{"class":663,"line":961},[661,2418,906],{"class":773},[661,2420,851],{"class":671},[661,2422,685],{"class":671},[661,2424,2370],{"class":688},[661,2426,859],{"class":671},[661,2428,929],{"class":671},[661,2430,2431,2434,2436,2439],{"class":663,"line":974},[661,2432,2433],{"class":773},"    dimensions",[661,2435,851],{"class":671},[661,2437,2438],{"class":1402}," 1536",[661,2440,929],{"class":671},[661,2442,2443,2445],{"class":663,"line":980},[661,2444,983],{"class":671},[661,2446,778],{"class":773},[661,2448,2449],{"class":663,"line":988},[661,2450,719],{"emptyLinePlaceholder":718},[661,2452,2453,2455,2458,2460,2462,2465,2467,2469],{"class":663,"line":993},[661,2454,761],{"class":738},[661,2456,2457],{"class":675}," docs",[661,2459,767],{"class":671},[661,2461,814],{"class":667},[661,2463,2464],{"class":731}," findSimilar",[661,2466,735],{"class":773},[661,2468,2363],{"class":675},[661,2470,778],{"class":773},[661,2472,2473],{"class":663,"line":1009},[661,2474,719],{"emptyLinePlaceholder":718},[661,2476,2477,2479,2481,2483,2485,2487,2489],{"class":663,"line":1536},[661,2478,761],{"class":738},[661,2480,891],{"class":675},[661,2482,767],{"class":671},[661,2484,814],{"class":667},[661,2486,1043],{"class":731},[661,2488,735],{"class":773},[661,2490,900],{"class":671},[661,2492,2493,2495,2497,2499,2501,2503,2505,2507,2509,2511,2513],{"class":663,"line":1543},[661,2494,906],{"class":773},[661,2496,851],{"class":671},[661,2498,786],{"class":675},[661,2500,837],{"class":671},[661,2502,915],{"class":731},[661,2504,735],{"class":773},[661,2506,859],{"class":671},[661,2508,922],{"class":688},[661,2510,859],{"class":671},[661,2512,749],{"class":773},[661,2514,929],{"class":671},[661,2516,2517,2519,2521,2524,2526,2529,2531],{"class":663,"line":2133},[661,2518,1178],{"class":773},[661,2520,851],{"class":671},[661,2522,2523],{"class":731}," buildPrompt",[661,2525,735],{"class":773},[661,2527,2528],{"class":675},"docs",[661,2530,749],{"class":773},[661,2532,929],{"class":671},[661,2534,2535,2537],{"class":663,"line":2150},[661,2536,983],{"class":671},[661,2538,778],{"class":773},[661,2540,2541],{"class":663,"line":2165},[661,2542,719],{"emptyLinePlaceholder":718},[661,2544,2545,2547,2549,2551,2553,2555,2557,2559],{"class":663,"line":2171},[661,2546,996],{"class":667},[661,2548,672],{"class":671},[661,2550,951],{"class":773},[661,2552,851],{"class":671},[661,2554,891],{"class":675},[661,2556,837],{"class":671},[661,2558,969],{"class":675},[661,2560,1218],{"class":671},[661,2562,2564,2566],{"class":663,"line":2563},27,[661,2565,1012],{"class":671},[661,2567,778],{"class":675},[619,2569,2570,2571,2574],{},"For ",[623,2572,2573],{},"embedMany",", pass the batch count:",[651,2576,2578],{"className":653,"code":2577,"language":656,"meta":657,"style":657},"const { embeddings, usage } = await embedMany({\n  model: openai.embedding('text-embedding-3-small'),\n  values: documents,\n})\nai.captureEmbed({ usage, model: 'text-embedding-3-small', count: documents.length })\n",[623,2579,2580,2608,2633,2645,2651],{"__ignoreMap":657},[661,2581,2582,2585,2587,2590,2592,2595,2597,2599,2601,2604,2606],{"class":663,"line":664},[661,2583,2584],{"class":738},"const",[661,2586,672],{"class":671},[661,2588,2589],{"class":675}," embeddings",[661,2591,862],{"class":671},[661,2593,2594],{"class":675}," usage ",[661,2596,1012],{"class":671},[661,2598,767],{"class":671},[661,2600,814],{"class":667},[661,2602,2603],{"class":731}," embedMany",[661,2605,735],{"class":675},[661,2607,900],{"class":671},[661,2609,2610,2613,2615,2617,2619,2621,2623,2625,2627,2629,2631],{"class":663,"line":694},[661,2611,2612],{"class":773},"  model",[661,2614,851],{"class":671},[661,2616,2358],{"class":675},[661,2618,837],{"class":671},[661,2620,2363],{"class":731},[661,2622,735],{"class":675},[661,2624,859],{"class":671},[661,2626,2370],{"class":688},[661,2628,859],{"class":671},[661,2630,749],{"class":675},[661,2632,929],{"class":671},[661,2634,2635,2638,2640,2643],{"class":663,"line":715},[661,2636,2637],{"class":773},"  values",[661,2639,851],{"class":671},[661,2641,2642],{"class":675}," documents",[661,2644,929],{"class":671},[661,2646,2647,2649],{"class":663,"line":722},[661,2648,1012],{"class":671},[661,2650,778],{"class":675},[661,2652,2653,2655,2657,2659,2661,2663,2665,2667,2670,2672,2674,2676,2678,2680,2683,2685,2687,2689,2692,2694],{"class":663,"line":758},[661,2654,640],{"class":675},[661,2656,837],{"class":671},[661,2658,2195],{"class":731},[661,2660,735],{"class":675},[661,2662,845],{"class":671},[661,2664,2337],{"class":675},[661,2666,862],{"class":671},[661,2668,2669],{"class":773}," model",[661,2671,851],{"class":671},[661,2673,685],{"class":671},[661,2675,2370],{"class":688},[661,2677,859],{"class":671},[661,2679,862],{"class":671},[661,2681,2682],{"class":773}," count",[661,2684,851],{"class":671},[661,2686,2642],{"class":675},[661,2688,837],{"class":671},[661,2690,2691],{"class":675},"length ",[661,2693,1012],{"class":671},[661,2695,778],{"class":675},[643,2697,2699],{"id":2698},"wrap-more-than-one-model","Wrap more than one model",[619,2701,2702,2703,2705,2706,2709],{},"Wrap each model separately. They share the same accumulator. When more than one model is used, the wide event includes both ",[623,2704,1616],{}," (last model) and ",[623,2707,2708],{},"models"," (all unique models):",[2711,2712,2713,2867],"code-group",{},[651,2714,2716],{"className":653,"code":2715,"filename":655,"language":656,"meta":657,"style":657},"const ai = createAILogger(log)\n\nconst fast = ai.wrap('anthropic\u002Fclaude-haiku-4.5')\nconst smart = ai.wrap('anthropic\u002Fclaude-sonnet-4.6')\n\nconst classification = await generateText({ model: fast, prompt: classifyPrompt })\nconst response = await generateText({ model: smart, prompt: detailedPrompt })\n",[623,2717,2718,2733,2737,2763,2788,2792,2830],{"__ignoreMap":657},[661,2719,2720,2722,2725,2728,2730],{"class":663,"line":664},[661,2721,2584],{"class":738},[661,2723,2724],{"class":675}," ai ",[661,2726,2727],{"class":671},"=",[661,2729,701],{"class":731},[661,2731,2732],{"class":675},"(log)\n",[661,2734,2735],{"class":663,"line":694},[661,2736,719],{"emptyLinePlaceholder":718},[661,2738,2739,2741,2744,2746,2748,2750,2752,2754,2756,2759,2761],{"class":663,"line":715},[661,2740,2584],{"class":738},[661,2742,2743],{"class":675}," fast ",[661,2745,2727],{"class":671},[661,2747,786],{"class":675},[661,2749,837],{"class":671},[661,2751,915],{"class":731},[661,2753,735],{"class":675},[661,2755,859],{"class":671},[661,2757,2758],{"class":688},"anthropic\u002Fclaude-haiku-4.5",[661,2760,859],{"class":671},[661,2762,778],{"class":675},[661,2764,2765,2767,2770,2772,2774,2776,2778,2780,2782,2784,2786],{"class":663,"line":722},[661,2766,2584],{"class":738},[661,2768,2769],{"class":675}," smart ",[661,2771,2727],{"class":671},[661,2773,786],{"class":675},[661,2775,837],{"class":671},[661,2777,915],{"class":731},[661,2779,735],{"class":675},[661,2781,859],{"class":671},[661,2783,922],{"class":688},[661,2785,859],{"class":671},[661,2787,778],{"class":675},[661,2789,2790],{"class":663,"line":758},[661,2791,719],{"emptyLinePlaceholder":718},[661,2793,2794,2796,2799,2801,2803,2805,2807,2809,2811,2813,2816,2818,2821,2823,2826,2828],{"class":663,"line":781},[661,2795,2584],{"class":738},[661,2797,2798],{"class":675}," classification ",[661,2800,2727],{"class":671},[661,2802,814],{"class":667},[661,2804,1043],{"class":731},[661,2806,735],{"class":675},[661,2808,845],{"class":671},[661,2810,2669],{"class":773},[661,2812,851],{"class":671},[661,2814,2815],{"class":675}," fast",[661,2817,862],{"class":671},[661,2819,2820],{"class":773}," prompt",[661,2822,851],{"class":671},[661,2824,2825],{"class":675}," classifyPrompt ",[661,2827,1012],{"class":671},[661,2829,778],{"class":675},[661,2831,2832,2834,2837,2839,2841,2843,2845,2847,2849,2851,2854,2856,2858,2860,2863,2865],{"class":663,"line":800},[661,2833,2584],{"class":738},[661,2835,2836],{"class":675}," response ",[661,2838,2727],{"class":671},[661,2840,814],{"class":667},[661,2842,1043],{"class":731},[661,2844,735],{"class":675},[661,2846,845],{"class":671},[661,2848,2669],{"class":773},[661,2850,851],{"class":671},[661,2852,2853],{"class":675}," smart",[661,2855,862],{"class":671},[661,2857,2820],{"class":773},[661,2859,851],{"class":671},[661,2861,2862],{"class":675}," detailedPrompt ",[661,2864,1012],{"class":671},[661,2866,778],{"class":675},[651,2868,2870],{"className":1553,"code":2869,"filename":1555,"language":1556,"meta":657,"style":657},"{\n  \"ai\": {\n    \"calls\": 2,\n    \"model\": \"claude-sonnet-4.6\",\n    \"models\": [\"claude-haiku-4.5\", \"claude-sonnet-4.6\"],\n    \"provider\": \"anthropic\",\n    \"inputTokens\": 450,\n    \"outputTokens\": 300,\n    \"totalTokens\": 750\n  }\n}\n",[623,2871,2872,2876,2888,2903,2921,2951,2969,2984,2998,3011,3015],{"__ignoreMap":657},[661,2873,2874],{"class":663,"line":664},[661,2875,900],{"class":671},[661,2877,2878,2880,2882,2884,2886],{"class":663,"line":694},[661,2879,1567],{"class":671},[661,2881,640],{"class":738},[661,2883,1572],{"class":671},[661,2885,851],{"class":671},[661,2887,755],{"class":671},[661,2889,2890,2892,2894,2896,2898,2901],{"class":663,"line":715},[661,2891,1581],{"class":671},[661,2893,1585],{"class":1584},[661,2895,1572],{"class":671},[661,2897,851],{"class":671},[661,2899,2900],{"class":1402}," 2",[661,2902,929],{"class":671},[661,2904,2905,2907,2909,2911,2913,2915,2917,2919],{"class":663,"line":722},[661,2906,1581],{"class":671},[661,2908,1616],{"class":1584},[661,2910,1572],{"class":671},[661,2912,851],{"class":671},[661,2914,1623],{"class":671},[661,2916,1626],{"class":688},[661,2918,1572],{"class":671},[661,2920,929],{"class":671},[661,2922,2923,2925,2927,2929,2931,2933,2935,2938,2940,2942,2944,2946,2948],{"class":663,"line":758},[661,2924,1581],{"class":671},[661,2926,2708],{"class":1584},[661,2928,1572],{"class":671},[661,2930,851],{"class":671},[661,2932,1980],{"class":671},[661,2934,1572],{"class":671},[661,2936,2937],{"class":688},"claude-haiku-4.5",[661,2939,1572],{"class":671},[661,2941,862],{"class":671},[661,2943,1623],{"class":671},[661,2945,1626],{"class":688},[661,2947,1572],{"class":671},[661,2949,2950],{"class":671},"],\n",[661,2952,2953,2955,2957,2959,2961,2963,2965,2967],{"class":663,"line":781},[661,2954,1581],{"class":671},[661,2956,1637],{"class":1584},[661,2958,1572],{"class":671},[661,2960,851],{"class":671},[661,2962,1623],{"class":671},[661,2964,1646],{"class":688},[661,2966,1572],{"class":671},[661,2968,929],{"class":671},[661,2970,2971,2973,2975,2977,2979,2982],{"class":663,"line":800},[661,2972,1581],{"class":671},[661,2974,1657],{"class":1584},[661,2976,1572],{"class":671},[661,2978,851],{"class":671},[661,2980,2981],{"class":1402}," 450",[661,2983,929],{"class":671},[661,2985,2986,2988,2990,2992,2994,2996],{"class":663,"line":826},[661,2987,1581],{"class":671},[661,2989,1673],{"class":1584},[661,2991,1572],{"class":671},[661,2993,851],{"class":671},[661,2995,1967],{"class":1402},[661,2997,929],{"class":671},[661,2999,3000,3002,3004,3006,3008],{"class":663,"line":831},[661,3001,1581],{"class":671},[661,3003,1689],{"class":1584},[661,3005,1572],{"class":671},[661,3007,851],{"class":671},[661,3009,3010],{"class":1402}," 750\n",[661,3012,3013],{"class":663,"line":881},[661,3014,2168],{"class":671},[661,3016,3017],{"class":663,"line":886},[661,3018,2174],{"class":671},[643,3020,3022],{"id":3021},"pass-a-model-object-from-any-provider","Pass a model object from any provider",[619,3024,3025,3028,3029,3032,3033,3036],{},[623,3026,3027],{},"wrap()"," accepts model objects from provider SDKs: both ",[623,3030,3031],{},"LanguageModelV3"," (AI SDK v6) and ",[623,3034,3035],{},"LanguageModelV4"," (AI SDK v7):",[651,3038,3040],{"className":653,"code":3039,"filename":655,"language":656,"meta":657,"style":657},"import { anthropic } from '@ai-sdk\u002Fanthropic'\n\nconst model = ai.wrap(anthropic('claude-sonnet-4.6'))\n",[623,3041,3042,3062,3066],{"__ignoreMap":657},[661,3043,3044,3046,3048,3051,3053,3055,3057,3060],{"class":663,"line":664},[661,3045,668],{"class":667},[661,3047,672],{"class":671},[661,3049,3050],{"class":675}," anthropic",[661,3052,679],{"class":671},[661,3054,682],{"class":667},[661,3056,685],{"class":671},[661,3058,3059],{"class":688},"@ai-sdk\u002Fanthropic",[661,3061,691],{"class":671},[661,3063,3064],{"class":663,"line":694},[661,3065,719],{"emptyLinePlaceholder":718},[661,3067,3068,3070,3073,3075,3077,3079,3081,3083,3085,3087,3089,3091,3093],{"class":663,"line":715},[661,3069,2584],{"class":738},[661,3071,3072],{"class":675}," model ",[661,3074,2727],{"class":671},[661,3076,786],{"class":675},[661,3078,837],{"class":671},[661,3080,915],{"class":731},[661,3082,735],{"class":675},[661,3084,1646],{"class":731},[661,3086,735],{"class":675},[661,3088,859],{"class":671},[661,3090,1626],{"class":688},[661,3092,859],{"class":671},[661,3094,3095],{"class":675},"))\n",[3097,3098,3099],"style",{},"html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html pre.shiki code .s2Zo4, html code.shiki .s2Zo4{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .spNyl, html code.shiki .spNyl{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .sHdIc, html code.shiki .sHdIc{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#EEFFFF;--shiki-default-font-style:italic;--shiki-dark:#BABED8;--shiki-dark-font-style:italic}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .sbssI, html code.shiki .sbssI{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}html pre.shiki code .sBMFI, html code.shiki .sBMFI{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}",{"title":657,"searchDepth":694,"depth":694,"links":3101},[3102,3103,3104,3105,3106,3107],{"id":645,"depth":694,"text":646},{"id":1024,"depth":694,"text":1025},{"id":1227,"depth":694,"text":1228},{"id":2188,"depth":694,"text":2189},{"id":2698,"depth":694,"text":2699},{"id":3021,"depth":694,"text":3022},"streamText, generateText, multi-step agents, RAG, and multiple models — every common AI SDK pattern wired into evlog.","md",[3111,3114],{"label":41,"icon":44,"to":338,"color":3112,"variant":3113},"neutral","subtle",{"label":346,"icon":349,"to":347,"color":3112,"variant":3113},{},{"title":341,"icon":344},{"title":614,"description":3108},"Ko-qI__KjkxF3gFmq2YYu1dQ1qq81kbDttPjktCe8z0",[3120,3122],{"title":41,"path":338,"stem":339,"description":3121,"icon":44,"children":-1},"Capture token usage, tool calls, model info, and streaming metrics from the Vercel AI SDK into wide events. Wrap your model, get the rest free.",{"title":346,"path":347,"stem":348,"description":3123,"icon":349,"children":-1},"Configure prompt and output capture (with redaction and truncation), tool input capture, cost estimation per model, and error handling during AI calls.",1789294026025]