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agent402.tools chat completions
https://agent402.tools/v1/nano/chat/completions
payable
OpenAI-compatible chat completions, nano tier: gpt-4.1-nano, gpt-5-nano, gemini flash-lite, small llama/ministral/qwen, deepseek-chat - $0.003 per call in USDC over x402, priced for high-frequency agent loops. Same wire format as /v1/chat/completi...
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.003
- Network
- base
- Pay to
- 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 84 ms
- Payment options
- 12 usable of 12
- Last checked
- 2026-08-10T09:09:27.079Z (1d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagent402.tools%2Fv1%2Fnano%2Fchat%2Fcompletions"