Official MCP RegistryHosted server402signal.comv0.3.0

402Signal

Fail-closed live-endpoint x402 router. POST /route, $0.01 USDC on Base, Solana, Algorand.

Connect to Claude Code

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claude mcp add --transport http 402signal https://402signal.com/mcp

Vendor-hosted remote server: nothing to install locally. If it uses OAuth, Claude opens the vendor login on first use.

Endpoints

Published in the official MCP registry as “io.github.402signal/402signal”. Verified through the vendor namespace.