T402 · loading …
Production-ready reference implementations for the protocol. Pick a language, copy the install command, and follow the documentation.
TypeScript / JavaScript · v2.9.0
Full-featured SDK for Node.js and browser environments. Server middleware, client utilities, framework integrations for 12 chain families.
pnpm add @t402/corePython 3.10+ · v1.13.1
Async server-side SDK. Flask / FastAPI / Django middleware. 12 chain mechanisms.
pip install t402Go 1.24+ · v1.13.1
High-performance Go SDK. net/http compatible, 12 chain mechanisms, powers the reference facilitator.
go get github.com/t402-io/t402/sdks/goJava 21+ · v1.13.1
Enterprise Java / Spring Boot SDK. Maintenance mode: security updates and bug fixes only.
io.t402:t402:1.13.1