Coingecko

Free and Public Cryptocurrency API which you can use without an API key.

Use it

Endpoint

https://coingecko.com

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/1497

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}