Relay for Claude Code

io.github.relayprotocol/relay-mcp

Cross-chain bridge and swap quotes, fee estimation, and transaction tracking via Relay Protocol.

client:Claude Code transport:stdio runtime:npm

Install Relay in Claude Code

run in your project directory

claude mcp add relay-mcp -e RELAY_API_KEY=<RELAY_API_KEY> -e RELAY_API_URL=<RELAY_API_URL> -- npx -y @relayprotocol/relay-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs