Marketplace · API · x402

api.prereason.com/api/eth/context

Where Ether stands. Its price and global 24h volume, with that volume's 30 day z score (CoinGecko); its distance from the 200 day average; Lido's stETH APR; the CFTC's CME Ether positioning; and OKX's ETH funding rate. Ethereum market data for research agents. A paid call serves today or any ?date= on record.

Endpoint	`https://api.prereason.com/api/eth/context`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~207 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	0xa499f6F6ab97ba87DB2e1fD7a1e3534125b60018
method	GET
last updated	2026-11-09T22:58:48.699Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.prereason.com/api/eth/context
# 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-eb8b79868aec7df4

Search the whole marketplace from your agent (MCP)

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