r402

✓ x402 sdk ✅ Safe

Description

Modular Rust SDK for x402 protocol. Client signing, server gating, facilitator settlement with dual-path ERC-3009/Permit2 transfers, MCP integration, and 44 built-in chain deployments.

Capabilities

Streaming ✗ Not supported

Push Notifications ✗ Not supported

Input Modes

text

Output Modes

text

Metadata

Endpoint

https://github.com/qntx/r402

Created

Feb 22, 2026

Updated

Apr 12, 2026