Trpc

{
  "service_type": "platform",
  "base_url": "https://trpc.io",
  "auth_method": "none",
  "auth_config": {},
  "endpoints": [],
  "pricing_model": {
    "type": "free",
    "details": {
      "note": "tRPC is an open-source TypeScript framework, free to use under the MIT license. No paid tiers."
    }
  },
  "rate_limits": {},
  "capabilities": [
    "End-to-end type-safe APIs between TypeScript client and server",
    "No code generation or schema files required",
    "Works with React, Next.js, TanStack React Query, vanilla JS clients",
    "HTTP batch links, streaming, WebSocket and SSE subscriptions",
    "React Query integration with hooks (useQuery, useMutation, useSubscription, etc.)",
    "Next.js App Router and Pages Router support including SSR, SSG, RSC",
    "Server Actions support",
    "CORS and cookie handling for cross-origin clients",
    "Links system for customizing client-server data flow (logger, retry, split, etc.)",
    "OpenAPI (alpha) generation",
    "AbortController-based request cancellation",
    "Framework-agnostic server adapters",
    "Self-hosted library, no managed service"
  ],
  "raw_analysis": "tRPC (https://trpc.io) is not a hosted SaaS platform — it is an open-source TypeScript toolkit for building typesafe APIs without code generation or runtime schemas. It has no public REST API of its own, no authentication layer as a service, and no rate limits to speak of, because consumers embed it into their own server applications (commonly Express, Fastify, Next.js, AWS Lambda, Cloudflare Workers, etc.) and call it directly from their own TypeScript clients. Because of this, auth_method is 'none' (the platform itself does not authenticate; user-defined middleware handles auth) and pricing is effectively free/open-source.\n\nThe documentation reveals a mature, actively maintained project focused on several pillars: (1) a client 'links' architecture covering HTTP batching, streaming batches, WebSocket, SSE subscriptions, retry, logging, split, and local direct calls; (2) deep integrations with React, Next.js (App Router, Pages Router, SSR, SSG, Server Actions, React Server Components), TanStack React Query, and vanilla clients; (3) server-side helpers, abortable procedure calls, error handling via TRPCClientError, and safe() wrappers; (4) an alpha OpenAPI adapter for exposing tRPC routers as OpenAPI-compatible HTTP endpoints. Versioned LLM docs (v10, v9) are provided, indicating version awareness and a broad install base.\n\nTarget audience is primarily TypeScript/JavaScript full-stack developers, especially those using React/Next.js, who want compile-time safety across the network boundary. Maturity is high — it is one of the default recommendation patterns in the modern TS ecosystem and has official starter projects and many integrations. Integration surface is deliberately broad: any Node/edge runtime, any React meta-framework, plus adapters for OpenAPI, WebSockets, and SSE. Since it is self-hosted and MIT-licensed, there are no vendor endpoints, credentials, quotas, or subscription tiers to model."
}

2/3 tests passed

{
  "overall": 87,
  "dimensions": {
    "token_efficiency": 9.0,
    "first_try_success": 8.0,
    "response_parseability": 7.0,
    "error_clarity": 8.0,
    "doc_quality": 9.0,
    "auth_simplicity": 9.5,
    "latency": 10.0,
    "consistency": 8.5
  },
  "pricing_normalized": {
    "model": "open-source",
    "license": "MIT",
    "cost": 0,
    "note": "Free and open-source; no managed service tiers."
  },
  "issues": [
    "robots.txt returns 404, which is slightly unusual for a docs site (though Docusaurus docs often omit it)",
    "No hosted/managed API endpoint — agents cannot call a service, it's a library to be installed and configured",
    "No structured machine-readable API surface to score; response_parseability reflects the client-side tooling, not platform endpoints",
    "OpenAPI support is still marked alpha"
  ],
  "recommendations": [
    "Publish a robots.txt to make crawling rules explicit and avoid 404 noise",
    "Promote OpenAPI generation out of alpha for agent-friendly schema introspection",
    "Add an llms-full.txt or per-version consolidated LLM docs file to reduce token cost of doc traversal",
    "Provide a canonical JSON manifest of integrations (React, Next.js, TanStack Query, etc.) for programmatic discovery"
  ]
}