From fulcrum
Provides Bitcoin blockchain queries via local Fulcrum Electrum server: transactions, addresses, balances, blocks. Runs as stdio subprocess.
npx claudepluginhub knowsuchagency/fulcrum --plugin fulcrum
Add to your .mcp.json:
.mcp.json
{ "mcpServers": { "fulcrum": { "command": "fulcrum", "args": [ "mcp" ] } } }
fulcrum