book402.com
2 listed endpoints · free reliability snapshot (reduced density)
| endpoint | grade | uptime 30d | conf. |
| /search/summaries | B 76.8 | 100.0% | 0.70 |
| /search/hybrid | B 76.1 | 98.3% | 0.71 |
Scores use reduced-density sampling; live probe, full 30-min density and 90-day history via the paid API.