Marketplace · API · x402

coord.taifoon.dev/v1/x402/class/market.price

Latest USD price of BTC, ETH, SOL, NQ, ES, YM from the Taifoon venue tape: the close of the last closed 1-minute bar, its time, age and sha256 digest, replayable with one GET. Only symbols the tape holds; a price older than 180 s is never served as current (nothing is charged). BTC, ETH, SOL are held to Chainlink on Base within 1 % when its feed is under 1 h old. 0.001714 USDC a call.

Endpoint	`https://coord.taifoon.dev/v1/x402/class/market.price`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~1817 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x3574999dd4c96eB73Bd6e11D4177010C83E14f5b
method	GET
last updated	2026-11-08T09:48:37.972Z

Use it

Call it (an x402 client pays automatically)

curl -i https://coord.taifoon.dev/v1/x402/class/market.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/x402-7373d756dfb0d318

Search the whole marketplace from your agent (MCP)

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