opus5 · Model identity and integrity report
Last updated：Aug 15, 2026, 4:38 PM · Data window: past 90 days
Measured results (90 days)
5 runs · 3 hosts · 4 anomalies
Family-fingerprint consistency
anthropic 4 ████████████████████░░░░░ 80% (suspicious) unknown 1 █████░░░░░░░░░░░░░░░░░░░░ 20% (suspicious)
Observed V3 sub-model mapping
→ abstain 3 (60%) — low confidence → unknown 1 (20%) ⚠ mismatch → anthropic/claude-opus-4.7 1 (20%) ⚠ mismatch sim=0.69
Capability score distribution (auxiliary)
0-49 ████████████████████░░░░░ 4 50-69 █████░░░░░░░░░░░░░░░░░░░░ 1 70-89 ░░░░░░░░░░░░░░░░░░░░░░░░░ 0 90-100 ░░░░░░░░░░░░░░░░░░░░░░░░░ 0
Host integrity ranking
| Host | Runs | Average score | Family match | Most common V3 match |
|---|---|---|---|---|
| https://ohhmyagent.com/v1 | 3 | 20 | 0% | anthropic/claude-opus-4.7 (1) |
| http://154.21.194.239:3001/v1 | 1 | 0 | 0% | — |
| https://api.amanai.dev/v1 | 1 | 0 | 0% | — |
Recent anomalies
https://ohhmyagent.com/v1Aug 15, 2026, 2:31 PM
- Self-claimed model
- ohh/opus-5
- V2 predicted family
- anthropic
- V3 best match
- —
- Verdict
- V3 low confidence · Abstain
http://154.21.194.239:3001/v1Aug 14, 2026, 10:54 AM
- Self-claimed model
- 按次claude-opus-5
- V2 predicted family
- anthropic
- V3 best match
- —
- Verdict
- V3 low confidence · Abstain
https://ohhmyagent.com/v1Aug 9, 2026, 11:31 AM
- Self-claimed model
- opus-5
- V2 predicted family
- anthropic
- V3 best match
- anthropic/claude-opus-4.7 (sim 0.69)
- Verdict
- Full swap
https://api.amanai.dev/v1Jul 29, 2026, 7:54 PM
- Self-claimed model
- amanai/opus-5
- V2 predicted family
- anthropic
- V3 best match
- —
- Verdict
- Family mismatch
Methodology
BazaarLink Probe combines a Bayesian V2 family classifier across nine fingerprint categories with V3 sub-model references to verify endpoints claiming opus5. Low family consistency, a different V3 match, or divergence from selfClaim is flagged as anomalous. BazaarLink Probe home.