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agentdatum.com d air-quality
https://agentdatum.com/api/v1/d/air-quality
answers 402
全球空气质量 — Open-Meteo 空气质量（AQI/PM2.5/PM10），免注册。
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0xCd265870A20DB25250535cb8a0D3BB0850417902
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 416 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:38:26.781Z (2h ago)
- Category
- data
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagentdatum.com%2Fapi%2Fv1%2Fd%2Fair-quality"