https://assay.nominal-labs.com/score
Quality score for any x402 service, earned by real paid probes with on-chain receipts: composite 0-100, component breakdown (payment settlement, schema conformance, ground-truth accuracy, LLM-judged quality), 7-day trend, probe count. Scores publish only after 20+ probes across days; daily corpus digests are Bitcoin-anchored via OpenTimestamps. Query: /score?service={url-encoded resource URL}. Free: /tier/{url}, /leaderboard. Agent guide: https://assay.nominal-labs.com/SKILL.md
#48
$0.0050
5
1
Points earned against points available, biggest lever first.
| Rank | Service | Score | Volume | Price |
|---|---|---|---|---|
| #1 | StableEnrich−34 | 69 | 61.1K txns | $0.02 |
| #2 | reefjaco−22 | 57 | 1.1K txns |
| $0.02 |
| #3 | 55 | 1.9K txns | $0.03 |
| #4 | 54 | 365 txns | $0.05 |
| #5 | ReadX−16 | 51 | 594 txns | $0.05 |