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anywaypossible.com api payment-guard
https://anywaypossible.com/api/payment-guard
answers 402
Verify an x402 purchase before an AI agent signs. Validate the live HTTP 402 challenge, Base network, USDC asset, quoted price, recipient, price ceiling, buyer funding, optional gas reserve, and destination hazards, then receive a machine-readable safe-to-sign, fund, review, or reject decision. No account or API key.
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
- 0xe5690D37805107C56f6195E65A262b234E0E5e75
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 186 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-09-06T01:12:05.455Z (2h ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fanywaypossible.com%2Fapi%2Fpayment-guard"