Lumen Pre-Sign Check
Lumen Pre-Sign Check: call before signing any EVM transaction or EIP-712 message. Returns {summary, flags[], verdict} (looks_ok | review | do_not_sign_unless_intended). Flags unlimited approvals, Permit/Permit2, setApprovalForAll, admin cal
Go to this service →Our latest check (2026-10-11)
- Answering
- No — HTTP 404
- Time to answer
- 198 ms
- Price
- $0.002 per call
- Paying buyers, last 30 days
- 1 (directory's own records)
- Paid calls, last 30 days
- 1
- Category
- Blockchain reads
- Address
- https://lumenworks-x402-decoder.onrender.com/v1/tx/explain
Accuracy
Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.
For agents
This page as JSON: /sellers/3e66e44a2bb7.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).