Support

cryptofeed402 is a pay-per-call crypto market data API and remote MCP server for AI agents. Pay in USDC on Base via x402; no account or API key.

Contact

Open an issue on GitHub: https://github.com/stovepipes55-jpg/-cryptofeed402-mcp-/issues. Include the URL you called, the time (UTC), the HTTP status and, for a paid call, the request_id from the X-Receipt header or the transaction hash. Never include private keys or seed phrases.

Before you write

• Docs: /llms.txt, /openapi.json, /pricing and free examples at /samples.
• Status: /health.
• Billing: payment settles only for a valid 200 response. 4xx and 5xx responses are never charged and carry no receipt.
• Receipts: every paid 200 carries an Ed25519-signed X-Receipt; verify it with /.well-known/receipt-key.json.
• MCP: https://cryptofeed402.site/mcp (streamable HTTP, no auth). Server card: /mcp/server-card.

Privacy: /privacy. Automated data for AI agents. Not financial advice.

cryptofeed402 | /llms.txt | Privacy | Support