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x402donghang.duckdns.org v1 crypto-radar
https://x402donghang.duckdns.org/x402/v1/crypto-radar
answers 402
Live crypto narrative and sentiment radar for AI agents. Searches recent X posts and the web, adds a verifiable CoinGecko market snapshot, and returns structured signals, risks, watch items, and source URLs. Input ticker + 1h/6h/24h/7d window. $0.03 USDC per call.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.03
- Network
- base
- Pay to
- 0x7F394b1E127CBCEA346979E552A4227328385B3d
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 268 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-08-15T14:30:40.065Z (3d ago)
- Category
- search
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fx402donghang.duckdns.org%2Fx402%2Fv1%2Fcrypto-radar"