The full upstream README, mirrored here for reference. Install config, tool schemas, adoption signals, and an original overview live on the IRONCLAW BTC Node listing page.
Bitcoin Blockchain Data — 17 MCP Tools for AI Agents
Real full node data via x402 micropayments in USDC on Base mainnet.
3 free tools · 14 paid at $0.001 each · No API keys · No subscriptions
Add to your claude_desktop_config.json or any MCP client:
That's it. No install. No API keys. No setup. Free tools work immediately.
| Tool | Description | Cost |
|---|---|---|
btc_info | Blockchain info (block height, difficulty, peers) | FREE |
btc_fees | Fee rate estimates (high/medium/low sat/vB) | FREE |
btc_mempool | Mempool status (pending tx, size MB) | FREE |
| Tool | Description | Cost |
|---|---|---|
btc_tx | Transaction lookup by hash | $0.001 |
btc_addr | Address portfolio (balance, UTXOs, history) | $0.001 |
btc_trace | Transaction flow tracing (2 hops) | $0.001 |
btc_fees_predict | Fee rate prediction | $0.001 |
btc_whales | Large Bitcoin movement alerts (10K+ BTC) | $0.001 |
sec_insider | SEC insider trades (Form 4/3/5) | $0.001 |
web_scrape | URL to clean markdown | $0.001 |
ai_summarize | AI text summarization | $0.001 |
systems_theory | Systems theory analysis (6 lenses) | $0.001 |
game_theory | Game theory analysis | $0.001 |
capital_flows | Capital flow tracing across markets | $0.001 |
reddit_hot | Hot posts from any subreddit | $0.001 |
reddit_search | Search Reddit by keyword | $0.001 |
reddit_trending | Trending topics on Reddit | $0.001 |
Paid tools use x402 protocol — pay $0.001 USDC per call on Base mainnet. Your wallet approves the payment directly in the MCP client.
Requirements: Node.js 18+, a synced Bitcoin Core node (or use the hosted endpoint at btcnode.uk).
| Platform | Status | URL |
|---|---|---|
| Glama | ✅ Live | glama.ai/mcp/servers/cariohca-ux/x402-btc-node |
| mcp.so | ✅ Live | mcp.so/server/ironclaw-btc-node |
| PayAPI Market | ✅ Live | payapi.market |
| MCP Registry | 🔄 Auto-published via PayAPI | registry.modelcontextprotocol.io |
MIT — do what you want. Built by cariohca-ux. Bitcoin data served from a real full node.