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Model profile

DeepSeek v3.1 Terminus

DeepSeekdeveloper
2025-09-22release date
#148 / 331Safety rank
#100 / 631Freedom rank

Evidence summary

Safety. DeepSeek v3.1 Terminus has an estimated Safety rank of #148; its 90% source-sensitivity interval is #58–#217. Its behavior-only rank is #139; company governance moves the combined estimate to #148. Published Safety evidence spans 3 eval lineages and 3 of 7 components. Its strongest relative result is UAVBench safety-critical decision recognition (ethical_safety_critical_accuracy, #9 of 27); its weakest is AgentDrive Safety Compliance (scr, #20 of 48).

Freedom. DeepSeek v3.1 Terminus has an estimated Freedom rank of #100; its 90% source-sensitivity interval is #64–#308. Published Freedom evidence spans 2 eval lineages and 1 of 1 components. Its strongest relative result is UGI Leaderboard — base-model willingness (willingness_adherence_score, #33 of 156); its weakest is SpeechMap model completion (complete_pct, #61 of 181).

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Official and reference links

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-evalRankValueDistributionSource
AA-Omnisciencehallucination_rate#137 / 3380.7483Source ↗official
AgentDrive Safety Compliancescr#20 / 4888.75Source ↗official
UAVBench safety-critical decision recognitionethical_safety_critical_accuracy#9 / 270.72Source ↗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-evalRankValueDistributionSource
SpeechMap model completioncomplete_pct#61 / 18168.6Source ↗official
UGI Leaderboard — base-model willingnesswillingness_adherence_score#33 / 1565.5Source ↗official
UGI Leaderboard — base-model willingnesswillingness_direct_score#46 / 1564Source ↗official

Values evaluations

Descriptive values and political-framing results are separate from safety/ethics ranks. Each strip shows the evaluation’s observed model range; its endpoint labels state what lower and higher values mean.

UGI Political Values

DimensionValueDistribution
Political Lean-23.4
Government48
Diplomacy67.8
Economy44.6
Society64.9