Model profile
GPT 5.1 Chat
Evidence summary
Safety. GPT 5.1 Chat does not meet the evidence gate for a Safety rank. Published Safety evidence spans 1 eval lineages and 1 of 7 components. Its strongest relative result is Cisco AI Defense Rolling Single-Turn Leaderboard (single_turn_attack_success_rate, #13 of 104); its weakest is Cisco AI Defense Rolling Single-Turn Leaderboard (single_turn_attack_success_rate, #13 of 104).
Freedom. GPT 5.1 Chat has an estimated Freedom rank of #616; its 90% source-sensitivity interval is #392–#631. Published Freedom evidence spans 2 eval lineages and 1 of 1 components. Its strongest relative result is SpeechMap model completion (complete_pct, #139 of 181); its weakest is Cisco AI Defense Rolling Single-Turn Leaderboard (single_turn_attack_success_rate, #91 of 104).
Compare this model
Only models sharing at least one published sub-eval are listed.
Official and reference links
- OpenRouter ↗openai/gpt-5.1-chat
- Official model documentation ↗Family-level model document · openai · first party
Safety evals
Rank and direction are specific to the Safety portfolio. Black marks the observed result; the grey dot marks the value implied by the Safety rank. Values stay on each source’s native scale.
| Eval / sub-eval | Rank | Value | Distribution | Source |
|---|---|---|---|---|
| Cisco AI Defense Rolling Single-Turn Leaderboardsingle_turn_attack_success_rate | #13 / 104 | ↓3.639 | Source ↗official |
Freedom evals
Rank and direction are specific to the Freedom portfolio. Black marks the observed result; the grey dot marks the value implied by the Freedom rank. Values stay on each source’s native scale.
| Eval / sub-eval | Rank | Value | Distribution | Source |
|---|---|---|---|---|
| Cisco AI Defense Rolling Single-Turn Leaderboardsingle_turn_attack_success_rate | #91 / 104 | ↑3.639 | Source ↗official | |
| SpeechMap model completioncomplete_pct | #139 / 181 | ↑40.8 | Source ↗official |