X402/REGISTER
B

verdict.kechlab.com

87.3 / 100 · rank 2262 of 2499
last 120 hours · short tick = valid 402 · full tick = invalid or no answer · faint = not probed
score components (0-100) · not the raw measurements below
Availability83
Latency79
Price integrity90
Protocol100
Consistency100
Availability is the one component that is a success rate, so it alone carries an evidence discount: it enters as the 95% Wilson lower bound of the measured share (cubed), which is why its bar reads below the raw percentage above — thin evidence scores below a long proven record. Latency, price, protocol and consistency are direct measurements, shown as-is.
Availability (valid 402 returned)100.0% of 61 probes
Median 402 handshake524ms
p90 handshake637ms
Catalog price (advertised)$0.0143
Live price (median demanded)$0.0143
Price statusdynamic
Protocolx402 v2
Category (our classification)data-intel
Payment receiver0xb36c…54Eb · stable since Jul 12
Base USDC settlement to this receiver wallet (30d' measured by us)x402-plausible (amount matches a listed price): $1 · 34 transfers · 5 distinct senders. All USDC inflow' upper bound incl. non-x402: $4 · 36 transfers.
Second vantageconfirmed 402 from a second network path (Cloudflare edge), just now
Discovery (.well-known/x402)not found
Catalog volume (their metric)3 calls/30d

listed products (catalog path · advertised price · live price we measured)

/v1/answer-gate$0.0095not yet probed
/v1/ask-human$0.0095not yet probed
/v1/canary-check$0.0095not yet probed
/v1/command-gate$0.0173not yet probed
/v1/firewall$0.0255not yet probed
/v1/grounding$0.0173not yet probed
/v1/guard$0.0143not yet probed
/v1/lead-qualify$0.0214not yet probed
/v1/mcp-vet$0.0214not yet probed
/v1/moderate$0.0095not yet probed

and 11 more listed paths

grade evidence: hourly probes of /v1/guard. Availability, latency and protocol measure the operator's shared infrastructure and generalize across its products; the price check applies to the probed product. We are beginning to probe secondary products, rotating one per hour.

event log (from our catalog snapshots and probes)

2026-10-22 17:14price changed $0.0141 → $0.014
2026-10-22 11:17price changed $0.0142 → $0.0141
2026-10-22 10:28price changed $0.0141 → $0.0142
2026-10-22 08:43price changed $0.0142 → $0.0141
2026-10-22 06:34price changed $0.0143 → $0.0142
2026-10-22 03:29price changed $0.0144 → $0.0143
2026-10-22 02:13price changed $0.0145 → $0.0144
2026-10-22 00:42price changed $0.0146 → $0.0145
Seller description of the probed product (one of 21 listed) · unverified · not part of the rating

Pre-flight guardrail for untrusted text before an LLM agent reads it: prompt injection, data exfiltration requests, secrets and API keys, personal data, toxicity. A la carte: pick the checks (price drops with them), the sensitivity (strict, balanced, …

dynamic-pricing

Embed this grade (free, always current)
x402 register grade B
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What this grade does and doesn't measure: it scores the paid-request handshake — whether the service returns a spec-valid 402 payment challenge, how fast, and whether its price is honest. We do not pay these endpoints yet, so we do not verify that the paid response returns correct or complete content. Availability is a probe success rate measured hourly, corroborated by a second network path for this service.

Operator of verdict.kechlab.com? Dispute this rating. Scores are opinions based on automated measurements at the stated times.