Marketplace · API · x402

bykaranteli.com/api/x402/options-oi-history

Daily listed options open interest per instrument on Deribit, Bybit, Binance, OKX and Delta Exchange: venue, strike, expiry, option type, open interest in coins, mark implied volatility, underlying price and traded notional where the venue publishes it. History per venue: Deribit from 2026-08-06, Bybit and Binance from 2026-09-21, OKX and Delta Exchange from 2026-09-23; rows before those dates do not exist.

Endpoint	`https://bykaranteli.com/api/x402/options-oi-history`
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	0xb4C6c903DeE310e4060d8E6eB68582426bE1baa9
method	GET
last updated	2026-11-03T09:36:07.71Z

Use it

Call it (an x402 client pays automatically)

curl -i https://bykaranteli.com/api/x402/options-oi-history
# 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/x402-81435f0b7c62acda

Search the whole marketplace from your agent (MCP)

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