currency-api-production-4a8d.up.railway.app/crypto/price

Current price, market cap, and 24h change for a single cryptocurrency by symbol or name (CoinGecko).

Endpoint	`https://currency-api-production-4a8d.up.railway.app/crypto/price`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0xFFc458dB291b4ABcE020fE3de4f91F2770E537b1
method	POST
last updated	2026-11-11T12:58:42.38Z

Use it

Call it (an x402 client pays automatically)

curl -i https://currency-api-production-4a8d.up.railway.app/crypto/price
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-2f4e056357189e17

Search the whole marketplace from your agent (MCP)

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