Boar Blockchain MCP
@boar-network
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required - just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on
概要
What is Boar Blockchain MCP?
Boar Blockchain MCP is a free, keyless MCP server providing 50 read-only blockchain tools across Bitcoin, Ethereum, and Mezo. It runs on Cloudflare's global edge network and requires no installation or API key.
How to use Boar Blockchain MCP?
Configure the server in your MCP client’s .mcp.json file using either the basic endpoint (https://mcp.boar.network/basic, 37 tools) or the advanced endpoint (https://mcp.boar.network/advanced, 13 tools). Both can be added simultaneously. The server works with Claude Desktop, Claude Code, Cursor, VS Code (GitHub Copilot), Windsurf, and Gemini CLI.
Key features of Boar Blockchain MCP
- 50 read-only tools across Bitcoin, Ethereum, and Mezo
- No installation, API key, or account required
- Streamable HTTP with SSE fallback transport
- Two endpoints: Basic (37 tools) and Advanced (13 tools)
- Supports Bitcoin mainnet and testnet
- Cross-chain ABI fetch, ENS resolution, and Multicall3 batch reads
Use cases of Boar Blockchain MCP
- Query ETH balances and token holdings from any address
- Retrieve Bitcoin UTXOs and transaction details
- Decode revert reasons for failed Ethereum transactions
- Fetch verified ABIs from Sourcify for smart contracts
- Batch-read contract storage values using Multicall3
FAQ from Boar Blockchain MCP
Is this really free?
Yes. No API key, no account, no payment. Fair use applies.
Is it safe?
All tools are read-only. The server cannot send transactions, access private keys, or modify any blockchain state.
