loop-mcp

https://server.smithery.ai/business-yukr/loop-mcp/mcp

● healthy

L402-native MCP server with 5 paid Bitcoin/Lightning tools. Agents pay 10-25 sats per call via Lightning (L402) or use prepaid fiat credits (Stripe). Tools: btc_price, btc_send_decision, lightning_address_resolve, tx_decode_explain, optimal_send_window. No API keys — payment is the credential.

Transport

streamable-http

Auth

smithery_api_key

Cost

—

How to connect

MCP endpoint (streamable-http)

https://server.smithery.ai/business-yukr/loop-mcp/mcp

JSON-RPC initialize probe

curl -X POST https://server.smithery.ai/business-yukr/loop-mcp/mcp \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{}}'

Homepage

https://mcp.loopxxi.com

Listed at (smithery)

https://mcp.loopxxi.com