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agent-payment-error-corpus.mtree.workers.dev agent-payments error_families
https://agent-payment-error-corpus.mtree.workers.dev/v1/agent-payments/error_families
payable
Paid agent payment error diagnosis route for autonomous agents. Returns JSON with provenance, route-specific evidence, and machine-readable fields. Price 0.05 USDC on Base via x402. Demo/preview: https://agent-payment-error-corpus.mtree.workers.dev/demo/error_families. Contact: https://agent-payment-error-corpus.mtree.workers.dev/contact.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.05
- Network
- base
- Pay to
- 0x1664530DC2A1CA350B1dbaD1Fc1F1a70c90fe4de
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 199 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-10T09:14:33.027Z (1d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagent-payment-error-corpus.mtree.workers.dev%2Fv1%2Fagent-payments%2Ferror_families"