Marketplace · API · x402

api.oblique.markets/api/v1/paid/b402-preflight

Use when an agent needs b402 preflight. Returns Validate BNB/B402 payment intent freshness, recipient, amount, deadline, fee cap, public BNB balance, and recent activity without custody or payment relay. $0.01.

Endpoint	`https://api.oblique.markets/api/v1/paid/b402-preflight`
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	0x970007590aCC5C938cd51345B17AF51B1B40D3Ab
method	POST
last updated	2026-10-20T07:38:55.399Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.oblique.markets/api/v1/paid/b402-preflight
# 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/x402-61da1b38fa8e7482

Search the whole marketplace from your agent (MCP)

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