MCP ServerSTDIOOfficialv0.5.1

Bitcoin MCP MCP Server

49 Bitcoin tools for AI agents: fees, mempool, blocks, mining, price. Zero config.

io.github.Bortlesboat/bitcoin-mcp

Hosted URL

https://github.com/Bortlesboat/bitcoin-mcp

Transport

STDIO

Auth

No auth required

Connect to Bitcoin MCP

Hosted endpoint — paste into any MCP client.

https://github.com/Bortlesboat/bitcoin-mcp

Environment variables

Configuration this server reads at startup.

  • BITCOIN_RPC_HOST

    Bitcoin Core RPC host (default: 127.0.0.1)

  • BITCOIN_RPC_PORT

    Bitcoin Core RPC port (default: auto-selected by network)

  • BITCOIN_NETWORK

    Bitcoin network: mainnet, testnet, signet, or regtest (default: mainnet). Sets default RPC port if BITCOIN_RPC_PORT is not set.

  • SATOSHI_API_URL

    Override the default hosted API URL (default: https://bitcoinsapi.com). The hosted API is used automatically when no local node is detected.

  • SATOSHI_API_KEYSecret

    API key for authenticated access to the hosted Satoshi API (get one free at POST /api/v1/register)

Resources

Where to find authoritative docs and source for Bitcoin MCP.

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