Epoch
Gemini 3.1 Pro Preview
Made by Google DeepMind. Released 2026-02-19. Accessibility not recorded. Cheapest standard rate we hold: $12 per million output tokens, no context split.
What it costs
| Tier | Kind | In | Out | Cached in | From |
|---|---|---|---|---|---|
| batch | text | $1 | $6 | — | seller |
| flex | text | $1 | $6 | — | seller |
| priority | text | $3.60 | $22 | — | seller |
| standard | text | $2 | $12 | — | seller |
per million tokens, US dollars. * marks a rate from a single registry or two that disagree — the best available number rather than a confirmed one. Every other row is confirmed against a seller or a licensed index.
What it scores, by house
| Benchmark | House | Score | Evaluated | Scaffold |
|---|---|---|---|---|
| chess puzzles | Epoch AI | 0.5±0.05 | 2026-08-06 | high |
| chess puzzles | Epoch AI | 0.6±0.05 | 2026-02-19 | — |
| ebr bench | Epoch AI | 0.1 | 2026-06-25 | — |
| frontiermath | Epoch AI | 0.4±0.03 | 2026-02-19 | — |
| frontiermath tier 4 | Epoch AI | 0.2±0.05 | 2026-02-19 | — |
| frontiermath tier 4 v2 | Epoch AI | 0.3±0.07 | 2026-06-11 | — |
| frontiermath tiers 1 3 v2 | Epoch AI | 0.6±0.03 | 2026-06-11 | — |
| gpqa diamond | Epoch AI | 0.9±0.02 | 2026-08-06 | high |
| gpqa diamond | Epoch AI | 0.9±0.02 | 2026-02-20 | — |
| mirrorcode | Epoch AI | 0.1±0.05 | 2026-08-10 | high |
| mystery game puzzles | Epoch AI | 0.3±0.05 | 2026-08-06 | medium |
| mystery game puzzles | Epoch AI | 0.3±0.05 | 2026-08-06 | low |
| mystery game puzzles | Epoch AI | 0.3±0.05 | 2026-07-27 | high |
| otis mock aime 2024 2025near its ceiling | Epoch AI | 1.0±0.03 | 2026-08-06 | high |
| otis mock aime 2024 2025near its ceiling | Epoch AI | 1.0±0.03 | 2026-02-20 | — |
| simpleqa verified | Epoch AI | 0.7±0.01 | 2026-08-10 | high |
| ale bench | collected by Epoch AI | 1161 | — | — |
| algotune | collected by Epoch AI | 2.0 | — | — |
| apex agents | collected by Epoch AI | 0.5 | — | — |
| arc aginear its ceiling | collected by Epoch AI | 1.0 | — | — |
| arc agi 2 | collected by Epoch AI | 0.8 | — | — |
| balrog | collected by Epoch AI | 0.6 | — | — |
| blueprint bench 2 | collected by Epoch AI | 0.3 | — | — |
| cl bench | collected by Epoch AI | 0.2 | — | — |
| cl bench life | collected by Epoch AI | 0.2 | — | — |
| critpt | collected by Epoch AI | 0.2 | — | — |
| deepresearchbench | collected by Epoch AI | 0.5 | — | high |
| deepresearchbench | collected by Epoch AI | 0.4 | — | low |
| deepswe | collected by Epoch AI | 0.1 | — | mini-swe-agent |
| dtbenchnear its ceiling | collected by Epoch AI | 1.0 | — | high |
| enigma eval | collected by Epoch AI | 0.4 | — | — |
| exploitbench | collected by Epoch AI | 0.3 | — | — |
| forecastbench | collected by Epoch AI | 56.2 | — | high |
| forecastbench | collected by Epoch AI | 59.0 | — | — |
| gbaeval | collected by Epoch AI | 0.0 | — | — |
| gdp pdf | collected by Epoch AI | 0.2 | — | high |
| gdp pdf | collected by Epoch AI | 0.2 | — | — |
| gso | collected by Epoch AI | 0.2 | — | OpenHands |
| hle | collected by Epoch AI | 0.5 | — | — |
| lmca | collected by Epoch AI | 53.8 | — | high |
| metr time horizons | collected by Epoch AI | 384 | — | — |
| posttrainbench | collected by Epoch AI | 0.2 | — | OpenCode |
| proofbench | collected by Epoch AI | 0.3 | — | — |
| scicode | collected by Epoch AI | 0.6 | — | — |
| simplebench | collected by Epoch AI | 0.8 | — | — |
| terminalbench | collected by Epoch AI | 0.8 | — | TongAgents |
| terminalbench | collected by Epoch AI | 0.6 | — | Gemini CLI |
| terminalbench | collected by Epoch AI | 0.7 | — | Terminus-KIRA |
| terminalbench | collected by Epoch AI | 0.8 | — | ForgeCode |
| terminalbench | collected by Epoch AI | 0.8 | — | Forge Code |
| vending bench 2 | collected by Epoch AI | 911 | — | — |
| webdev arena | collected by Epoch AI | 1446 | — | — |
| weirdml | collected by Epoch AI | 0.7 | — | — |
These scores are not comparable between houses and are not added up. A score is dated by when it was evaluated, not when the model was released, and a score without its scaffold is not a measurement — which is why both are printed.
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