Marketplace · API · x402

api.mgo.chain-ops.xyz/gas/basic

Find the cheapest EVM chain before you transact. Compares live gas across Ethereum, Base, Arbitrum & Optimism and returns the cheapest chain with savings % (e.g. "Use Base — saves 99.8% vs Ethereum"). Call this before bridging, deploying, or any tx with chain flexibility. $0.001 USDC, no API key.

Endpoint	`https://api.mgo.chain-ops.xyz/gas/basic`
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	0x665bab4c46a6ae3f755e71793e5685bc6c47dd7a
method	GET
last updated	2026-11-11T16:08:50.597Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.mgo.chain-ops.xyz/gas/basic
# 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/x402-866b82e8d5acf00d

Search the whole marketplace from your agent (MCP)

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