Official MCP RegistryHosted servermcp.usecoal.xyz

Coal

Payment rails for AI agents — pay merchants in USDC on Base via x402 and OKX APP protocols.

Connect to Claude Code

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claude mcp add --transport http coal https://mcp.usecoal.xyz/api/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 “Coal”. Verified through the vendor namespace.