Install 21btc.cc Bitcoin Data in Claude Code
claude mcp add --transport http 21btc-cc-bitcoin-data https://21btc.cc/mcp{
"mcpServers": {
"21btc-cc-bitcoin-data": {
"url": "https://21btc.cc/mcp"
}
}
}Frequently asked questions
What does the 21btc.cc Bitcoin Data MCP server do?
Live Bitcoin price, ETF flows, treasuries, on-chain metrics, fees, derivatives & wiki search.
Is the 21btc.cc Bitcoin Data MCP server free?
The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.
Does 21btc.cc Bitcoin Data run locally or remotely?
Remote. Hosted by the provider. You connect with a URL, nothing to install.
How do I add 21btc.cc Bitcoin Data to Claude Code?
Run: claude mcp add --transport http 21btc-cc-bitcoin-data https://21btc.cc/mcp
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