[{"data":1,"prerenderedAt":546},["ShallowReactive",2],{"navigation_docs":3,"-integrate-overview":434,"-integrate-overview-surround":541},[4,30,80,240,348,403],{"title":5,"path":6,"stem":7,"children":8,"page":29},"Start","\u002Fstart","1.start",[9,14,19,24],{"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",false,{"title":31,"path":32,"stem":33,"children":34,"page":29},"Learn","\u002Flearn","2.learn",[35,40,45,50,55,60,65,70,75],{"title":36,"path":37,"stem":38,"icon":39},"Overview","\u002Flearn\u002Foverview","2.learn\u002F0.overview","i-lucide-list",{"title":41,"path":42,"stem":43,"icon":44},"Simple Logging","\u002Flearn\u002Fsimple-logging","2.learn\u002F1.simple-logging","i-lucide-terminal",{"title":46,"path":47,"stem":48,"icon":49},"Wide Events","\u002Flearn\u002Fwide-events","2.learn\u002F2.wide-events","i-lucide-layers",{"title":51,"path":52,"stem":53,"icon":54},"Structured Errors","\u002Flearn\u002Fstructured-errors","2.learn\u002F3.structured-errors","i-lucide-shield-alert",{"title":56,"path":57,"stem":58,"icon":59},"Lifecycle","\u002Flearn\u002Flifecycle","2.learn\u002F4.lifecycle","i-lucide-arrow-right-left",{"title":61,"path":62,"stem":63,"icon":64},"Sampling","\u002Flearn\u002Fsampling","2.learn\u002F5.sampling","i-lucide-filter",{"title":66,"path":67,"stem":68,"icon":69},"Auto-Redaction","\u002Flearn\u002Fredaction","2.learn\u002F6.redaction","i-lucide-eye-off",{"title":71,"path":72,"stem":73,"icon":74},"Typed Fields","\u002Flearn\u002Ftyped-fields","2.learn\u002F7.typed-fields","i-simple-icons-typescript",{"title":76,"path":77,"stem":78,"icon":79},"Catalogs","\u002Flearn\u002Fcatalogs","2.learn\u002F8.catalogs","i-lucide-book-open",{"title":81,"path":82,"stem":83,"children":84,"page":29},"Integrate","\u002Fintegrate","3.integrate",[85,89,152],{"title":36,"path":86,"stem":87,"icon":88},"\u002Fintegrate\u002Foverview","3.integrate\u002F0.overview","i-lucide-plug",{"title":90,"path":91,"stem":92,"children":93,"page":29},"Adapters","\u002Fintegrate\u002Fadapters","3.integrate\u002Fadapters",[94,97,137],{"title":36,"path":95,"stem":96,"icon":39},"\u002Fintegrate\u002Fadapters\u002Foverview","3.integrate\u002Fadapters\u002F01.overview",{"title":98,"path":99,"stem":100,"children":101,"page":29},"Cloud","\u002Fintegrate\u002Fadapters\u002Fcloud","3.integrate\u002Fadapters\u002Fcloud",[102,107,112,117,122,127,132],{"title":103,"path":104,"stem":105,"icon":106},"Axiom","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Faxiom","3.integrate\u002Fadapters\u002Fcloud\u002F01.axiom","i-custom-axiom",{"title":108,"path":109,"stem":110,"icon":111},"OTLP","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fotlp","3.integrate\u002Fadapters\u002Fcloud\u002F02.otlp","i-simple-icons-opentelemetry",{"title":113,"path":114,"stem":115,"icon":116},"PostHog","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fposthog","3.integrate\u002Fadapters\u002Fcloud\u002F03.posthog","i-simple-icons-posthog",{"title":118,"path":119,"stem":120,"icon":121},"Sentry","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fsentry","3.integrate\u002Fadapters\u002Fcloud\u002F04.sentry","i-simple-icons-sentry",{"title":123,"path":124,"stem":125,"icon":126},"Better Stack","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fbetter-stack","3.integrate\u002Fadapters\u002Fcloud\u002F05.better-stack","i-simple-icons-betterstack",{"title":128,"path":129,"stem":130,"icon":131},"Datadog","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fdatadog","3.integrate\u002Fadapters\u002Fcloud\u002F06.datadog","i-simple-icons-datadog",{"title":133,"path":134,"stem":135,"icon":136},"HyperDX","\u002Fintegrate\u002Fadapters\u002Fcloud\u002Fhyperdx","3.integrate\u002Fadapters\u002Fcloud\u002F07.hyperdx","i-custom-hyperdx",{"title":138,"path":139,"stem":140,"children":141,"page":29},"Self-Hosted","\u002Fintegrate\u002Fadapters\u002Fself-hosted","3.integrate\u002Fadapters\u002Fself-hosted",[142,147],{"title":143,"path":144,"stem":145,"icon":146},"File System","\u002Fintegrate\u002Fadapters\u002Fself-hosted\u002Ffs","3.integrate\u002Fadapters\u002Fself-hosted\u002F01.fs","i-lucide-hard-drive",{"title":148,"path":149,"stem":150,"icon":151},"NuxtHub","\u002Fintegrate\u002Fadapters\u002Fself-hosted\u002Fnuxthub","3.integrate\u002Fadapters\u002Fself-hosted\u002F02.nuxthub","i-simple-icons-nuxt",{"title":153,"path":154,"stem":155,"children":156,"page":29},"Frameworks","\u002Fintegrate\u002Fframeworks","3.integrate\u002Fframeworks",[157,161,166,171,176,181,186,191,196,201,206,211,216,221,225,230,235],{"title":36,"path":158,"stem":159,"icon":160},"\u002Fintegrate\u002Fframeworks\u002Foverview","3.integrate\u002Fframeworks\u002F00.overview","i-lucide-layout-grid",{"title":162,"path":163,"stem":164,"icon":165},"Nuxt","\u002Fintegrate\u002Fframeworks\u002Fnuxt","3.integrate\u002Fframeworks\u002F01.nuxt","i-simple-icons-nuxtdotjs",{"title":167,"path":168,"stem":169,"icon":170},"Next.js","\u002Fintegrate\u002Fframeworks\u002Fnextjs","3.integrate\u002Fframeworks\u002F02.nextjs","i-simple-icons-nextdotjs",{"title":172,"path":173,"stem":174,"icon":175},"SvelteKit","\u002Fintegrate\u002Fframeworks\u002Fsveltekit","3.integrate\u002Fframeworks\u002F03.sveltekit","i-simple-icons-svelte",{"title":177,"path":178,"stem":179,"icon":180},"Nitro","\u002Fintegrate\u002Fframeworks\u002Fnitro","3.integrate\u002Fframeworks\u002F04.nitro","i-custom-nitro",{"title":182,"path":183,"stem":184,"icon":185},"TanStack Start","\u002Fintegrate\u002Fframeworks\u002Ftanstack-start","3.integrate\u002Fframeworks\u002F05.tanstack-start","i-custom-tanstack",{"title":187,"path":188,"stem":189,"icon":190},"NestJS","\u002Fintegrate\u002Fframeworks\u002Fnestjs","3.integrate\u002Fframeworks\u002F06.nestjs","i-simple-icons-nestjs",{"title":192,"path":193,"stem":194,"icon":195},"Express","\u002Fintegrate\u002Fframeworks\u002Fexpress","3.integrate\u002Fframeworks\u002F07.express","i-simple-icons-express",{"title":197,"path":198,"stem":199,"icon":200},"Hono","\u002Fintegrate\u002Fframeworks\u002Fhono","3.integrate\u002Fframeworks\u002F08.hono","i-simple-icons-hono",{"title":202,"path":203,"stem":204,"icon":205},"Fastify","\u002Fintegrate\u002Fframeworks\u002Ffastify","3.integrate\u002Fframeworks\u002F09.fastify","i-simple-icons-fastify",{"title":207,"path":208,"stem":209,"icon":210},"Elysia","\u002Fintegrate\u002Fframeworks\u002Felysia","3.integrate\u002Fframeworks\u002F10.elysia","i-custom-elysia",{"title":212,"path":213,"stem":214,"icon":215},"React Router","\u002Fintegrate\u002Fframeworks\u002Freact-router","3.integrate\u002Fframeworks\u002F11.react-router","i-custom-reactrouter",{"title":217,"path":218,"stem":219,"icon":220},"Cloudflare Workers","\u002Fintegrate\u002Fframeworks\u002Fcloudflare-workers","3.integrate\u002Fframeworks\u002F12.cloudflare-workers","i-simple-icons-cloudflare",{"title":222,"path":223,"stem":224,"icon":74},"Standalone","\u002Fintegrate\u002Fframeworks\u002Fstandalone","3.integrate\u002Fframeworks\u002F13.standalone",{"title":226,"path":227,"stem":228,"icon":229},"Astro","\u002Fintegrate\u002Fframeworks\u002Fastro","3.integrate\u002Fframeworks\u002F14.astro","i-simple-icons-astro",{"title":231,"path":232,"stem":233,"icon":234},"oRPC","\u002Fintegrate\u002Fframeworks\u002Forpc","3.integrate\u002Fframeworks\u002F15.orpc","i-lucide-network",{"title":236,"path":237,"stem":238,"icon":239},"AWS Lambda","\u002Fintegrate\u002Fframeworks\u002Faws-lambda","3.integrate\u002Fframeworks\u002F16.aws-lambda","i-custom-lambda",{"title":241,"path":242,"stem":243,"children":244,"page":29},"Use Cases","\u002Fuse-cases","4.use-cases",[245,249,254,283,311,343],{"title":36,"path":246,"stem":247,"icon":248},"\u002Fuse-cases\u002Foverview","4.use-cases\u002F0.overview","i-lucide-list-checks",{"title":250,"path":251,"stem":252,"icon":253},"Client Logging","\u002Fuse-cases\u002Fclient-logging","4.use-cases\u002F1.client-logging","i-lucide-monitor",{"title":255,"icon":256,"path":257,"stem":258,"children":259,"page":29},"AI SDK","i-simple-icons-vercel","\u002Fuse-cases\u002Fai-sdk","4.use-cases\u002F2.ai-sdk",[260,263,268,273,278],{"title":36,"path":261,"stem":262,"icon":39},"\u002Fuse-cases\u002Fai-sdk\u002Foverview","4.use-cases\u002F2.ai-sdk\u002F01.overview",{"title":264,"path":265,"stem":266,"icon":267},"Usage","\u002Fuse-cases\u002Fai-sdk\u002Fusage","4.use-cases\u002F2.ai-sdk\u002F02.usage","i-lucide-code",{"title":269,"path":270,"stem":271,"icon":272},"Options","\u002Fuse-cases\u002Fai-sdk\u002Foptions","4.use-cases\u002F2.ai-sdk\u002F03.options","i-lucide-sliders",{"title":274,"path":275,"stem":276,"icon":277},"Metadata","\u002Fuse-cases\u002Fai-sdk\u002Fmetadata","4.use-cases\u002F2.ai-sdk\u002F04.metadata","i-lucide-database",{"title":279,"path":280,"stem":281,"icon":282},"Telemetry","\u002Fuse-cases\u002Fai-sdk\u002Ftelemetry","4.use-cases\u002F2.ai-sdk\u002F05.telemetry","i-lucide-activity",{"title":284,"icon":285,"path":286,"stem":287,"children":288,"page":29},"Better Auth","i-simple-icons-betterauth","\u002Fuse-cases\u002Fbetter-auth","4.use-cases\u002F3.better-auth",[289,292,297,302,306],{"title":36,"path":290,"stem":291,"icon":39},"\u002Fuse-cases\u002Fbetter-auth\u002Foverview","4.use-cases\u002F3.better-auth\u002F01.overview",{"title":293,"path":294,"stem":295,"icon":296},"Identify User","\u002Fuse-cases\u002Fbetter-auth\u002Fidentify-user","4.use-cases\u002F3.better-auth\u002F02.identify-user","i-lucide-user-check",{"title":298,"path":299,"stem":300,"icon":301},"Middleware","\u002Fuse-cases\u002Fbetter-auth\u002Fmiddleware","4.use-cases\u002F3.better-auth\u002F03.middleware","i-lucide-shield",{"title":303,"path":304,"stem":305,"icon":253},"Client Sync","\u002Fuse-cases\u002Fbetter-auth\u002Fclient-sync","4.use-cases\u002F3.better-auth\u002F04.client-sync",{"title":307,"path":308,"stem":309,"icon":310},"Performance","\u002Fuse-cases\u002Fbetter-auth\u002Fperformance","4.use-cases\u002F3.better-auth\u002F05.performance","i-lucide-gauge",{"title":312,"icon":313,"path":314,"stem":315,"children":316,"page":29},"Audit Logs","i-lucide-shield-check","\u002Fuse-cases\u002Faudit","4.use-cases\u002F4.audit",[317,320,325,330,335,339],{"title":36,"path":318,"stem":319,"icon":39},"\u002Fuse-cases\u002Faudit\u002Foverview","4.use-cases\u002F4.audit\u002F01.overview",{"title":321,"path":322,"stem":323,"icon":324},"Schema","\u002Fuse-cases\u002Faudit\u002Fschema","4.use-cases\u002F4.audit\u002F02.schema","i-lucide-file-text",{"title":326,"path":327,"stem":328,"icon":329},"Recording","\u002Fuse-cases\u002Faudit\u002Frecording","4.use-cases\u002F4.audit\u002F03.recording","i-lucide-pen-line",{"title":331,"path":332,"stem":333,"icon":334},"Drains","\u002Fuse-cases\u002Faudit\u002Fpipeline","4.use-cases\u002F4.audit\u002F04.pipeline","i-lucide-link",{"title":336,"path":337,"stem":338,"icon":313},"Compliance","\u002Fuse-cases\u002Faudit\u002Fcompliance","4.use-cases\u002F4.audit\u002F05.compliance",{"title":340,"path":341,"stem":342,"icon":79},"Recipes","\u002Fuse-cases\u002Faudit\u002Frecipes","4.use-cases\u002F4.audit\u002F06.recipes",{"title":344,"path":345,"stem":346,"icon":347},"Enrichers","\u002Fuse-cases\u002Fenrichers","4.use-cases\u002F5.enrichers","i-lucide-sparkles",{"title":349,"path":350,"stem":351,"children":352,"page":29},"Extend","\u002Fextend","5.extend",[353,357,362,367,372,376,380,384,388,393,398],{"title":36,"path":354,"stem":355,"icon":356},"\u002Fextend\u002Foverview","5.extend\u002F0.overview","i-lucide-blocks",{"title":358,"path":359,"stem":360,"icon":361},"Stream","\u002Fextend\u002Fstream","5.extend\u002F1.stream","i-lucide-radio-tower",{"title":363,"path":364,"stem":365,"icon":366},"Custom framework","\u002Fextend\u002Fcustom-framework","5.extend\u002F10.custom-framework","i-lucide-puzzle",{"title":368,"path":369,"stem":370,"icon":371},"FS reader","\u002Fextend\u002Ffs-reader","5.extend\u002F2.fs-reader","i-lucide-folder-search",{"title":340,"path":373,"stem":374,"icon":375},"\u002Fextend\u002Fconsumer-recipes","5.extend\u002F3.consumer-recipes","i-lucide-chef-hat",{"title":377,"path":378,"stem":379,"icon":356},"Plugins","\u002Fextend\u002Fplugins","5.extend\u002F4.plugins",{"title":381,"path":382,"stem":383,"icon":347},"Custom enrichers","\u002Fextend\u002Fcustom-enrichers","5.extend\u002F5.custom-enrichers",{"title":385,"path":386,"stem":387,"icon":64},"Tail sampling","\u002Fextend\u002Ftail-sampling","5.extend\u002F6.tail-sampling",{"title":389,"path":390,"stem":391,"icon":392},"Identity headers","\u002Fextend\u002Fidentity-headers","5.extend\u002F7.identity-headers","i-lucide-fingerprint",{"title":394,"path":395,"stem":396,"icon":397},"Custom drains","\u002Fextend\u002Fcustom-drains","5.extend\u002F8.custom-drains","i-lucide-share-2",{"title":399,"path":400,"stem":401,"icon":402},"Drain pipeline","\u002Fextend\u002Fdrain-pipeline","5.extend\u002F9.drain-pipeline","i-lucide-workflow",{"title":404,"path":405,"stem":406,"children":407,"page":29},"Reference","\u002Freference","6.reference",[408,413,416,421,425,430],{"title":409,"path":410,"stem":411,"icon":412},"Configuration","\u002Freference\u002Fconfiguration","6.reference\u002F1.configuration","i-lucide-settings",{"title":307,"path":414,"stem":415,"icon":310},"\u002Freference\u002Fperformance","6.reference\u002F2.performance",{"title":417,"path":418,"stem":419,"icon":420},"Vite Plugin","\u002Freference\u002Fvite-plugin","6.reference\u002F3.vite-plugin","i-custom-vite",{"title":422,"path":423,"stem":424,"icon":313},"Best Practices","\u002Freference\u002Fbest-practices","6.reference\u002F4.best-practices",{"title":426,"path":427,"stem":428,"icon":429},"vs Other Loggers","\u002Freference\u002Fvs-other-loggers","6.reference\u002F5.vs-other-loggers","i-lucide-scale",{"title":431,"path":432,"stem":433,"icon":347},"Agent Skills","\u002Freference\u002Fagent-skills","6.reference\u002F6.agent-skills",{"id":435,"title":436,"body":437,"description":531,"extension":532,"links":533,"meta":537,"navigation":538,"path":86,"seo":539,"stem":87,"__hash__":540},"docs\u002F3.integrate\u002F0.overview.md","Integrate evlog",{"type":438,"value":439,"toc":525},"minimark",[440,449,474,477,491,496,508,512],[441,442,443,444,448],"p",{},"Once you understand the ",[445,446,447],"a",{"href":37},"logging modes",", there are two questions left to answer before evlog is wired into your stack:",[450,451,452,464],"ol",{},[453,454,455,459,460,463],"li",{},[456,457,458],"strong",{},"Where does the logger live?"," → Pick a ",[445,461,462],{"href":158},"framework integration",". Each integration creates the logger on every request, attaches it to the context, and emits the wide event when the response ends. You don't manage the lifecycle.",[453,465,466,469,470,473],{},[456,467,468],{},"Where do events go?"," → Pick one or more ",[445,471,472],{"href":95},"adapters",". Adapters ship the wide event to an external observability platform — Axiom, Datadog, Sentry, PostHog, OTLP-compatible systems, file system, NuxtHub.",[441,475,476],{},"The two are independent. A Nuxt app can drain to Axiom, an Express app can drain to OTLP + Sentry simultaneously, a SvelteKit app can drain to a local file in dev and to Datadog in production.",[478,479,480,486],"card-group",{},[481,482,485],"card",{"color":483,"icon":49,"title":484,"to":158},"neutral","Frameworks (16)","Nuxt, Next.js, SvelteKit, Nitro, TanStack Start, NestJS, Express, Hono, Fastify, Elysia, React Router, Cloudflare Workers, AWS Lambda, Astro, Standalone, Custom integration.",[481,487,490],{"color":483,"icon":488,"title":489,"to":95},"i-custom-plug","Adapters (9)","Cloud destinations (Axiom, OTLP, HyperDX, PostHog, Sentry, Better Stack, Datadog) and self-hosted (file system, NuxtHub).",[492,493,495],"h2",{"id":494},"dont-see-your-framework","Don't see your framework?",[441,497,498,499,502,503,507],{},"Check ",[445,500,501],{"href":364},"Custom Framework Integration",". The ",[504,505,506],"code",{},"evlog\u002Ftoolkit"," package exposes the same building blocks every built-in integration uses — most HTTP frameworks need ~30 lines of glue.",[492,509,511],{"id":510},"dont-see-your-destination","Don't see your destination?",[441,513,498,514,517,518,521,522,524],{},[445,515,516],{"href":395},"Custom Drains",". ",[504,519,520],{},"defineHttpDrain"," from ",[504,523,506],{}," ships any backend with a single function and gives you batching, retries, timeouts, and identity headers for free.",{"title":526,"searchDepth":527,"depth":527,"links":528},"",2,[529,530],{"id":494,"depth":527,"text":495},{"id":510,"depth":527,"text":511},"Wire evlog into your stack — pick a framework integration to capture requests automatically, then pick adapters to ship events to Axiom, Sentry, PostHog, OTLP, and more. Frameworks decide where the logger lives; adapters decide where events go.","md",[534,536],{"label":153,"icon":49,"to":158,"color":483,"variant":535},"subtle",{"label":90,"icon":488,"to":95,"color":483,"variant":535},{},{"title":36,"icon":88},{"title":436,"description":531},"I8Pax9M4puYrhEumyMfgARvWlwuPX_tFnz72dBQWWj4",[542,544],{"title":76,"path":77,"stem":78,"description":543,"icon":79,"children":-1},"Scale typed error and audit catalogs from a single file to multi-package monorepos. Conventions, npm packaging recipe, composition patterns, and the type-augmentation deep dive.",{"title":36,"path":95,"stem":96,"description":545,"icon":39,"children":-1},"Send your logs to external services with evlog adapters. Built-in support for popular observability platforms and custom destinations.",1778445517033]