·12 min read
tRPC vs oRPC vs ts-rest 2026: Choosing an End-to-End Type-Safe API Layer
A practical 2026 comparison of the three leading end-to-end type-safe API libraries for TypeScript — tRPC (the incumbent with the deepest TanStack Query integration and the largest ecosystem), oRPC (the newer, OpenAPI-first contender with Standard Schema support, file and streaming handling, and framework-agnostic server actions), and ts-rest (the contract-first option that keeps plain REST semantics for non-TypeScript consumers). Developer experience, OpenAPI story, schema-library support, ecosystem size, and which to pick for an internal monorepo, a public API, or a REST-shaped backend.
