Full-stack React framework built on TanStack Router. Type-safe server functions via RPC, SSR/streaming, middleware composition, and deployment to Cloudflare Workers, Vercel, Netlify, AWS Lambda, and more.
RC: TanStack Start is currently in Release Candidate status. APIs may still change before the stable 1.0 release.
| createServerFn() | GET (default) — idempotent, cacheable data fetching | | createServerFn({ method: 'POST' }) | Mutations that change data | | .inputValidator(zodSchema) | Input validation before handler | | .handler(async ({ data }) => {}) | Server-side logic with typed input data | | getRequest() | Access full incoming Request inside handler/middleware |
Full-stack React framework built on TanStack Router. Type-safe routing, server functions, SSR/streaming, middleware, and multi-platform deployment. Use when building full-stack React apps with SSR, server functions, middleware, or authentication. Use for createServerFn, createMiddleware, beforeLoad, API routes, Cloudflare Workers, Vercel, Netlify deployment. Source: oakoss/agent-skills.