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x402.shizu.me chat completions
https://x402.shizu.me/v1/chat/completions
answers 402
Drop-in OpenAI Chat Completions — point any OpenAI SDK's base_url here and pay per call in USDC, no account or key. POST {model, messages:[{role,content}], max_tokens?, temperature?, stream?}. Backed by Claude Haiku; flat price regardless of model. Multi-turn (system/user/assistant), OpenAI-shaped choices[]+usage. Input ~3000 words, output capped 512 tokens. The account-less inference gateway for
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0x217e5Fe265EB78b29067bF8324ef03a7D8e167C4
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 146 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:34:56.558Z (2d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fx402.shizu.me%2Fv1%2Fchat%2Fcompletions"