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agent-api-testnet.tim1712.workers.dev web resource-preflight
https://agent-api-testnet.tim1712.workers.dev/v1/web/resource-preflight
answers 402
Use before spending tokens, money or crawler capacity fetching an unfamiliar web resource. Resolves redirects (manually, bounded, re-validated per hop) and returns deterministic HTTP/resource facts — final URL, status, content type and length, response time, a bounded HTML title/canonical peek, and a lightweight generic-bot robots.txt indication — so an agent can decide whether a normal web fetch
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.003
- Network
- base-sepolia
- Pay to
- 0x5229384BD502D85aa7EcA0A31B515E5E48d3910F
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 251 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-09-06T01:12:39.179Z (2h ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagent-api-testnet.tim1712.workers.dev%2Fv1%2Fweb%2Fresource-preflight"