Daily Agent Signal: x402 research; coverage varies. Free preview, $0.03 USDC on Base. SEC/OFAC.
Streamable HTTP
https://draconic21-x402-api.onrender.com/mcp/freeclaude mcp add --transport http data-tools https://draconic21-x402-api.onrender.com/mcp/freeStreamable HTTP
https://draconic21-x402-api.onrender.com/mcpclaude mcp add --transport http data-tools https://draconic21-x402-api.onrender.com/mcpThis server publishes no installable package.