Marketplace · API · x402

api.chainmarket-api.workers.dev/api/crypto/1inch-pathfinder-quotes

Best swap quote for a token pair on an EVM chain, compared across two public DEX aggregators (KyberSwap and Velora/ParaSwap): amount out, USD values, estimated gas in USD, price impact against the input's USD value and the pools/DEXes used, plus which aggregator gives more. Chains: Ethereum, Base, Arbitrum, Optimism, Polygon, BNB Chain, Avalanche. Indicative quotes, not executable orders.

Endpoint	`https://api.chainmarket-api.workers.dev/api/crypto/1inch-pathfinder-quotes`
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	0xb8491F953e6860D3b5840b73c60883Ff099ceAfA
method	GET
last updated	2026-11-12T16:17:25.604Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.chainmarket-api.workers.dev/api/crypto/1inch-pathfinder-quotes
# 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/x402-28e4e02a531c0780

Search the whole marketplace from your agent (MCP)

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