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T3 Stack · Concept

Public procedure

tRPC lets TypeScript backends expose procedures that frontends call with inferred types. It provides end-to-end type safety and editor completion without code generation or extra runtime code.

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Syntax

createTRPCRouter({ procedureName: publicProcedure.input(schema).query(({ ctx, input }) => result) })

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Source: tRPC • Create T3 App. Checked 2026-11-03.