← All endpoints
venture-foundry-qa-test.jenvan.chatgpt.site v1 preflight
https://venture-foundry-qa-test.jenvan.chatgpt.site/api/v1/preflight
answers 402
Check agent deliverables for required sections, limits, placeholder or forbidden text, source minimums, citation wiring, and claim traceability.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.52
- Network
- base-sepolia
- Pay to
- 0x7038082eD5aFfb8cD81D4A88C99F777d9293E871
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 650 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:24:34.780Z (7d ago)
- Category
- ai-inference
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fventure-foundry-qa-test.jenvan.chatgpt.site%2Fapi%2Fv1%2Fpreflight"