- Terminal-Bench 2.0 82.7
- GDPval (wins or ties) 84.9
- OSWorld-Verified 78.7
- Toolathlon 55.6
- BrowseComp (GPT-5.5 Pro) 90.1
- FrontierMath Tier 1–3 (GPT-5.5 Pro) 52.4
- FrontierMath Tier 4 (GPT-5.5 Pro) 39.6
- Artificial Analysis Intelligence Index (GPT-5.5 xhigh) 60.2
- Tau2-bench Telecom (original prompts) 98
- GeneBench (GPT-5.5 Pro) 33.2
- BixBench 80.5
- Expert-SWE (Internal) 73.1
- CyberGym 81.8
- SWE-Bench Pro (Public) 58.6
- FinanceAgent v1.1 60
- OfficeQA Pro 54.1
- MMMU Pro with tools 83.2% (no tools 81.2%) 83.2
- MCP Atlas 75.3
- GPQA Diamond 93.6
- Capture-the-Flags challenge tasks (Internal) 88.1
- GraphWalks BFS 256K 73.7% (1M 45.4%) 73.7
- OpenAI MRCR v2 8-needle 128K-256K 87.5% (512K-1M 74.0%) 87.5
- ARC-AGI-1 (Verified) 95
- ARC-AGI-2 (Verified) 85
GPT-5.5
GPT-5.5 ranks first on 37 of the 378 benchmarks with five or more models scored.
GPT-5.5
Closed weights Flagship
- SWE-bench Verified 80.6% #2 /32
- MMMU-Pro 83.2% #4 /90
- Terminal-Bench 2.0 84.7% #1 /43
Where it ranks
Its best score on each benchmark, and where that ranks among every model with a score there. We rank each model once, at its best setting.
Knowledge and language
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| Wer wird Millionär? LLM Benchmark | 588889.0 | #2 of 77 | Official leaderboard | |
| Judgemark v4 | 87.8 | #2 of 40 | Official leaderboard | |
| CL-bench Life | 22.2% | #1 of 16 | Official leaderboard | |
| OpenAI MRCR v2 | 75.3% | #3 of 47 | Official leaderboard | |
| FACTS Search | 85% | #2 of 31 | Official leaderboard | |
| LMArena (Elo) | 1,481 | #26 of 335 | Official leaderboard | |
| Extended NYT Connections | 96.2% | #8 of 103 | Official leaderboard | |
| SEA-HELM | 76.3 | #6 of 71 | Official leaderboard | |
| CulturalRiddles | 76.3% | #2 of 20 | Official leaderboard | |
| EQ-Bench 3 | 1,554 | #8 of 78 | Official leaderboard | |
| EvoArena SWE-Chain-Evo | 50.9% | #1 of 8 | Official leaderboard | |
| EvoArena Terminal-Bench-Evo | 65.1% | #1 of 8 | Official leaderboard | |
| FACTS Parametric | 78% | #6 of 45 | Official leaderboard | |
| Creative Writing v3 | 79.5 | #17 of 120 | Official leaderboard | |
| SimpleQA Verified | 63% | #16 of 94 | Epoch AI run | |
| Longform Creative Writing (EQ-Bench) | 78.2 | #21 of 119 | Official leaderboard | |
| Lech Mazur Creative Writing | 2.39 | #9 of 50 | Official leaderboard | |
| EQ-Bench 4 | 1,295 | #6 of 32 | Official leaderboard | |
| Document Arena | 1,481 | #8 of 39 | Official leaderboard | |
| Doubao Multi-Turn Bench | 62.5% | #1 of 4 | Official leaderboard | |
| OpenAI user-flagged hallucination eval | 9.20% | #1 of 4 | Lab model card | |
| xDailyBench | 73% | #1 of 4 | Official leaderboard | |
| DesignArena ASCII Art | 1,247 | #22 of 77 | Official leaderboard | |
| AA-LCR Extended | 70.5% | #14 of 49 | Official leaderboard | |
| Phare | 70.5% | #19 of 62 | Official leaderboard | |
| Opening Lines Arena | 1,567 | #5 of 15 | Official leaderboard | |
| HUMAINE | 30 | #17 of 50 | Official leaderboard | |
| Structured Output Benchmark | 86% | #7 of 19 | Official leaderboard | |
| BullshitBench V2 | 47% | #57 of 129 | Official leaderboard | |
| Hemingway-bench | 1,035 | #19 of 42 | Official leaderboard | |
| Vectara Hallucination Leaderboard (2025 dataset) | 9.30% | #52 of 104 | Official leaderboard | |
| BullshitBench | 27.3% | #54 of 107 | Official leaderboard | |
| GraphWalks | 73.7% | #15 of 27 | Lab model card | |
| Antidote | 1,013 | #21 of 36 | Official leaderboard | |
| Joke Arena | 1,499 | #15 of 25 | Official leaderboard | |
| ELI5 Arena | 1,450 | #11 of 18 | Official leaderboard | |
| Corp Speak Arena | 1,441 | #18 of 22 | Official leaderboard | |
| CompassArena | 989 | #9 of 10 | Official leaderboard | |
| EvoArena PersonaMem-Evo | 43.8% | #8 of 8 | Official leaderboard |
Math and science
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| OTIS Mock AIME 2024-2025 | 100% | #1 of 212 | Epoch AI run | |
| ForecastBench | 0.11 | #1 of 82 | Official leaderboard | |
| MathArena Apex Shortlist | 98.4% | #1 of 38 | Official leaderboard | |
| FrontierMath | 51.7% | #2 of 70 | Epoch AI run | |
| AIME 2026 | 100% | #1 of 31 | Official leaderboard | |
| HMMT 2026 | 98.5% | #1 of 31 | Official leaderboard | |
| MathArena (Apex, IMO, USAMO) | 80.2% | #2 of 47 | Official leaderboard | |
| GPQA Diamond | 94% | #14 of 229 | Epoch AI run | |
| SpatialBench (LatchBio) | 57.6% | #1 of 14 | Official leaderboard | |
| FrontierMath Tier 4 | 35.4% | #4 of 55 | Epoch AI run | |
| ResearchClawBench | 34.9 | #2 of 23 | Official leaderboard | |
| DTBench | 96% | #16 of 180 | Official leaderboard | |
| USAMO 2026 | 98.2% | #1 of 9 | Official leaderboard | |
| ARC-AGI-2 | 85% | #13 of 98 | Official leaderboard | |
| IMO-ProofBench | 71.9% | #3 of 20 | Official leaderboard | |
| Surface Evolver Bench | 88.1% | #4 of 25 | Official leaderboard | |
| FrontierMath Tiers 1-3 v2 | 85.3% | #16 of 86 | Official leaderboard | |
| ARC-AGI | 95% | #20 of 95 | Official leaderboard | |
| Verifying the Verifiers (Project APE CRED benchmark) | 96.5% | #5 of 23 | Official leaderboard | |
| ProofBench | 50% | #13 of 59 | Official leaderboard | |
| FrontierMath Tier 4 v2 | 72.5% | #15 of 68 | Official leaderboard | |
| SimpleBench | 69% | #26 of 106 | Official leaderboard | |
| AstaBench | 52.9% | #4 of 13 | Official leaderboard | |
| ASI-Bench | 38.1 | #4 of 11 | Official leaderboard | |
| Leipzig Benchmark | 44% | #9 of 19 | Official leaderboard | |
| scBench (LatchBio SingleCellBench) | 57.1% | #13 of 26 | Official leaderboard | |
| FrontierMath Erdős | 0% | #8 of 15 | Official leaderboard | |
| BixBench3 | 43.1 | #11 of 20 | Official leaderboard | |
| LatchBio Capabilities v1.0 | 41.9% | #15 of 27 | Official leaderboard | |
| NatureBench | 4.44% | #17 of 18 | Official leaderboard | |
| Apodex Discovery | 2.25 | #8 of 8 | Official leaderboard | |
| BixBench | 80.5% | #4 of 4 | Lab model card |
Coding
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| WeirdML | 84.9% | #7 of 112 | Official leaderboard | |
| SWE-bench Verified | 80.6% | #2 of 32 | Epoch AI run | |
| Bird-SQL | 72.5% | #1 of 13 | Official leaderboard | |
| Monthly-SWEBench | 76% | #1 of 12 | Official leaderboard | |
| Claw-SWE-Bench | 78% | #2 of 16 | Official leaderboard | |
| FeatureBench | 69.8% | #2 of 16 | Official leaderboard | |
| FeatureBench Lite | 69.8% | #2 of 16 | Official leaderboard | |
| MLE-bench 30 | 36.7% | #1 of 8 | Lab model card | |
| ALE-Bench | 2,108 | #17 of 126 | Official leaderboard | |
| LiveSQLBench | 33.5% | #5 of 36 | Official leaderboard | |
| Vision2Web S3-2026 | 74.6% | #1 of 7 | Official leaderboard | |
| OpenHands Index | 65.9% | #5 of 33 | Official leaderboard | |
| EvoCode-Bench | 52.4% | #2 of 13 | Official leaderboard | |
| EvoCode-Bench v2 | 29.5% | #2 of 13 | Official leaderboard | |
| FrontierCode | 25.5% | #2 of 12 | Official leaderboard | |
| LoopArena | 36.3% | #1 of 6 | Official leaderboard | |
| DAXBench v2 | 86.4% | #10 of 47 | Official leaderboard | |
| FrontierCS | 72.1 | #3 of 14 | Official leaderboard | |
| DesignArena Game Dev | 1,283 | #31 of 143 | Official leaderboard | |
| PostTrainBench | 28.4% | #5 of 23 | Official leaderboard | |
| SlopCodeBench | 28.1% | #5 of 22 | Official leaderboard | |
| Code Migration | 45.2% | #18 of 78 | Official leaderboard | |
| AndroidBench | 80.2% | #8 of 32 | Official leaderboard | |
| EvoPolicyGym | 0.89 | #1 of 4 | Official leaderboard | |
| ParallelKernelBench | 32.2% | #1 of 4 | Official leaderboard | |
| DesignArena SVG | 1,226 | #27 of 103 | Official leaderboard | |
| GSO-Bench | 40.2% | #8 of 30 | Official leaderboard | |
| GBAEval | 53.2% | #6 of 21 | Official leaderboard | |
| DesignArena Data Visualization | 1,260 | #35 of 118 | Official leaderboard | |
| SWE-bench-Live | 62% | #4 of 12 | Official leaderboard | |
| Senior SWE-Bench | 29.5% | #8 of 23 | Official leaderboard | |
| SWE Atlas Refactoring | 44.8% | #6 of 17 | Official leaderboard | |
| ProgramBench | 0.50% | #9 of 25 | Official leaderboard | |
| DesignArena Code | 1,250 | #52 of 143 | Official leaderboard | |
| SWE Atlas | 45.4% | #8 of 22 | Official leaderboard | |
| DesignArena Website | 1,249 | #55 of 151 | Official leaderboard | |
| DesignArena UI Component | 1,250 | #51 of 139 | Official leaderboard | |
| FrontierCode 1.1 | 43% | #3 of 8 | Official leaderboard | |
| WebDev Arena | 1,510 | #41 of 105 | arena.ai, via Epoch AI | |
| DeepSWE | 67% | #11 of 28 | Official leaderboard | |
| ProgramBench almost solved | 13.5% | #10 of 25 | Official leaderboard | |
| ProgramBench tests passed | 69.5% | #10 of 25 | Official leaderboard | |
| Monorepo-Bench | 60% | #2 of 5 | Lab model card | |
| SWE-Bench Pro | 58.6% | #33 of 81 | Lab model card | |
| SWE Atlas Test Writing | 42.6% | #9 of 22 | Official leaderboard | |
| FrontierSWE v1 | 64.5% | #7 of 17 | Official leaderboard | |
| SWE Atlas Codebase QnA Extended | 17.3% | #16 of 38 | Official leaderboard | |
| Vibe Code Bench | 69.8% | #51 of 120 | Official leaderboard | |
| Code Arena | 1,512 | #57 of 128 | Official leaderboard | |
| TasteVal | 47.0× | #9 of 20 | Official leaderboard | |
| FrogsGame post-training task | 1.40% | #8 of 17 | Official leaderboard | |
| DesignArena Image to HTML | 1,208 | #25 of 51 | Official leaderboard | |
| DesignArena 3D Design | 1,178 | #68 of 136 | Official leaderboard | |
| Data Agent Benchmark | 78.5% | #9 of 18 | Official leaderboard | |
| SWE-Marathon | 12% | #6 of 12 | Official leaderboard | |
| HarnessDev | 55.1% | #3 of 6 | Official leaderboard | |
| APEX-SWE | 40.8% | #33 of 65 | Official leaderboard | |
| GameDevBench | 54.7% | #9 of 17 | Official leaderboard | |
| DesignArena Agentic Image to HTML | 1,205 | #6 of 11 | Official leaderboard | |
| DesignArena Agentic Game Dev | 1,127 | #15 of 27 | Official leaderboard | |
| FrontierCode 2.0 | 23.6% | #18 of 32 | Official leaderboard | |
| Image-to-WebDev Arena | 1,531 | #32 of 55 | Official leaderboard | |
| GameCraft-Bench | 39.5% | #9 of 15 | Official leaderboard | |
| DesignArena Android (Kotlin) | 1,153 | #29 of 46 | Official leaderboard | |
| DesignArena Godot Game Dev | 1,155 | #16 of 24 | Official leaderboard | |
| MLS-Bench | 35.5% | #10 of 15 | Official leaderboard | |
| DesignArena Agentic Overall | 1,106 | #50 of 74 | Official leaderboard | |
| DesignArena React Native | 1,136 | #38 of 56 | Official leaderboard | |
| SWE-bench Verified Extended | 39.3% | #30 of 44 | Official leaderboard | |
| Doc2Harness | 34.6% | #13 of 19 | Official leaderboard | |
| DesignArena Full Stack | 1,068 | #35 of 49 | Official leaderboard | |
| PostTrainBench 1.1 | 27.2% | #8 of 11 | Official leaderboard | |
| FDE-Gym | 0.03 | #9 of 12 | Official leaderboard | |
| SWE-Together | 58% | #18 of 22 | Official leaderboard | |
| DesignArena Frontend Web App | 1,099 | #44 of 53 | Official leaderboard | |
| RSI-Exam | 33.1% | #15 of 18 | Official leaderboard | |
| Internal Research Debugging Evaluation | 50.5% | #5 of 6 | Lab model card | |
| Vals RSI Index | 0.17 | #23 of 27 | Official leaderboard | |
| PostTrainBench 1.2 | 23.9% | #18 of 21 | Official leaderboard | |
| MirrorCode | 23.3% | #34 of 39 | Epoch AI run | |
| OpenAI-Proof Q&A | 1.70% | #8 of 9 | Lab model card | |
| DesignArena Image to Frontend | 1,107 | #28 of 31 | Official leaderboard | |
| Expert-SWE (OpenAI) | 73.1% | #2 of 2 | Lab model card |
Agents and tools
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| GAIA | 91.7% | #1 of 64 | Official leaderboard | |
| SnakeBench | 37 | #4 of 188 | Official leaderboard | |
| Terminal-Bench 2.0 | 84.7% | #1 of 43 | Official leaderboard | |
| tau2-bench | 98% | #2 of 79 | Lab model card | |
| Game Arena Coin Game | 514 | #1 of 39 | Official leaderboard | |
| BabaIsBench | 100% | #1 of 32 | Official leaderboard | |
| Pencil Puzzle Bench | 83.3% | #2 of 53 | Official leaderboard | |
| PACT | 1,607 | #1 of 26 | Official leaderboard | |
| Toolathlon | 55.6% | #2 of 50 | Official leaderboard | |
| Clocktower Radio | 1,708 | #1 of 23 | Official leaderboard | |
| SkillsBench | 67.3% | #1 of 22 | Official leaderboard | |
| Game Arena Bargaining | 274 | #2 of 39 | Official leaderboard | |
| Game Arena Poker | 25.3 | #2 of 31 | Official leaderboard | |
| LLM Chess | 1,532 | #8 of 123 | Official leaderboard | |
| Game Arena Dark Hex | 492 | #3 of 41 | Official leaderboard | |
| Game Arena Word Association | 563 | #3 of 40 | Official leaderboard | |
| Chess Puzzles | 63% | #8 of 93 | Epoch AI run | |
| Game Arena Five in a Row | 925 | #2 of 20 | Official leaderboard | |
| LisanBench | 9844.7 | #14 of 133 | Official leaderboard | |
| Harbor-Index | 28.1% | #1 of 9 | Official leaderboard | |
| BrowseComp | 90.1% | #10 of 81 | Lab model card | |
| Mystery Game Puzzles | 56% | #12 of 84 | Epoch AI run | |
| ClawProBench | 67.9% | #7 of 49 | Official leaderboard | |
| WildClawBench | 58.2% | #5 of 31 | Official leaderboard | |
| TUA-Bench | 64.7% | #2 of 12 | Official leaderboard | |
| Game Arena Checkers | 1,125 | #7 of 41 | Official leaderboard | |
| LiveClawBench | 74.5% | #3 of 17 | Official leaderboard | |
| DeepResearch Bench | 54% | #4 of 22 | evals.futuresearch.ai, via Epoch AI | |
| Deep Research Bench (FutureSearch) | 0.54 | #4 of 21 | Official leaderboard | |
| τ³-bench Banking | 44.6% | #5 of 25 | Official leaderboard | |
| Game Arena Ultimate Tic-Tac-Toe | 481 | #8 of 39 | Official leaderboard | |
| Game Arena Chess | 1,244 | #9 of 42 | Official leaderboard | |
| Kaggle Game Arena | 409 | #9 of 42 | Official leaderboard | |
| GameHorizon | 73.2 | #8 of 37 | Official leaderboard | |
| LMArena Search Arena | 1,226 | #8 of 37 | Official leaderboard | |
| WeaveBench | 35.1% | #2 of 9 | Official leaderboard | |
| Game Arena Lines of Action | 600 | #9 of 39 | Official leaderboard | |
| Game Arena Reversi | 795 | #9 of 39 | Official leaderboard | |
| Terminal-Bench 2.1 | 83.2% | #3 of 13 | Official leaderboard | |
| MCPMark Verified | 92.9% | #2 of 8 | Official leaderboard | |
| RuneBench | 5.68 | #20 of 76 | Official leaderboard | |
| Toolathlon-Verified | 73.5% | #7 of 25 | Official leaderboard | |
| ClawBench V2 | 35.4% | #2 of 7 | Official leaderboard | |
| DiG-bench | 25.7% | #2 of 7 | Official leaderboard | |
| Gaia2-CLI | 56.4% | #2 of 7 | Official leaderboard | |
| OSWorld-Verified | 78.7% | #12 of 41 | Lab model card | |
| Terminal-Bench 2.1 Extended | 38% | #13 of 44 | Official leaderboard | |
| Game Arena Dots and Boxes | 974 | #12 of 40 | Official leaderboard | |
| Game Arena Clobber | 414 | #12 of 39 | Official leaderboard | |
| ScienceBoard | 18.3% | #5 of 15 | Official leaderboard | |
| CAR-bench | 60% | #4 of 12 | Official leaderboard | |
| Game Arena Word Art | 1,036 | #14 of 39 | Official leaderboard | |
| Long-Horizon-Terminal-Bench (LHTB) | 44.5% | #9 of 25 | Official leaderboard | |
| Game Arena Four in a Row | 466 | #16 of 43 | Official leaderboard | |
| ApprenticeBench | 20% | #7 of 18 | Official leaderboard | |
| MobileWorld | 43.8% | #7 of 18 | Official leaderboard | |
| EdgeBench | 48.4 | #2 of 5 | Official leaderboard | |
| SeedClawBench | 66.4% | #2 of 5 | Official leaderboard | |
| PinchBench 2.0 | 75.5% | #24 of 57 | Official leaderboard | |
| OSWorld 2.0 | 13% | #3 of 7 | Official leaderboard | |
| DeepTerminalBench | 32% | #4 of 9 | Official leaderboard | |
| EBR-bench | 34.3% | #14 of 31 | Epoch AI run | |
| CreativeWork | 30.5% | #2 of 4 | Official leaderboard | |
| WebHarbor | 79.7% | #2 of 4 | Official leaderboard | |
| STATE-Bench | 58.9% | #1 of 2 | Official leaderboard | |
| Game Arena Go | 996 | #20 of 39 | Official leaderboard | |
| Game Arena Nine Men's Morris | 621 | #20 of 39 | Official leaderboard | |
| AutomationBench | 16.6% | #23 of 42 | Official leaderboard | |
| Era by Eon | 66.7% | #5 of 9 | Official leaderboard | |
| MCP Atlas | 75.3% | #22 of 37 | Official leaderboard | |
| Clocktower Bench | 1,482 | #7 of 11 | Official leaderboard | |
| TERMS-Bench | 0.61 | #7 of 11 | Official leaderboard | |
| BrowseComp Extended | 19% | #27 of 42 | Official leaderboard | |
| DuelLab GameBench 2 | 59.9 | #38 of 57 | Official leaderboard | |
| MyPCBench | 45.1% | #6 of 9 | Official leaderboard | |
| CEO-Bench | $33,260 | #14 of 19 | Official leaderboard | |
| ARC-AGI-3 | 0.43% | #20 of 27 | Official leaderboard | |
| Time Horizon Index: KSP | 8.33% | #10 of 13 | Official leaderboard | |
| TextQuests | 21.4 | #23 of 28 | Official leaderboard |
Professional work
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| FORTE | 77.8% | #1 of 21 | Official leaderboard | |
| Vals Index v1 | 71% | #2 of 34 | Official leaderboard | |
| CorpFin v2 | 68.4% | #9 of 119 | Official leaderboard | |
| ProfBench | 58% | #6 of 72 | Official leaderboard | |
| LegalBench | 86.5% | #13 of 138 | Official leaderboard | |
| FoodTruck Bench | $61,408 | #6 of 59 | Official leaderboard | |
| MortgageTax | 68.8% | #9 of 87 | Official leaderboard | |
| EnterpriseClawBench | 66.3% | #1 of 9 | Official leaderboard | |
| QF-Bench | 61.7% | #1 of 9 | Official leaderboard | |
| Vals Finance Agent | 60% | #6 of 49 | Official leaderboard | |
| Vending-Bench Arena | $10,627 | #4 of 32 | Official leaderboard | |
| CaseLaw v2 | 66.2% | #7 of 53 | Official leaderboard | |
| 3DCodeArena | 1,135 | #2 of 14 | Official leaderboard | |
| prinzbench | 74.0 | #4 of 26 | Official leaderboard | |
| PhysicianBench | 46.3% | #2 of 13 | Official leaderboard | |
| E-Commerce Bench | 7.02 | #3 of 19 | Official leaderboard | |
| VWE-Bench | 57.3% | #1 of 6 | Official leaderboard | |
| TaxEval v2 | 75% | #25 of 129 | Official leaderboard | |
| GDPval | 84.9% | #2 of 10 | Lab model card | |
| MedScribe | 86.9% | #20 of 97 | Official leaderboard | |
| APEX-1 | 68.4% | #17 of 71 | Official leaderboard | |
| PatientAgentBench | 4.22 | #2 of 8 | Official leaderboard | |
| Kimi Claw 24/7 Bench | 52.8% | #1 of 4 | Official leaderboard | |
| RedlineBench | 50.5% | #1 of 4 | Official leaderboard | |
| PolicyBench | 88% | #14 of 50 | Official leaderboard | |
| MedCode | 49.1% | #27 of 96 | Official leaderboard | |
| Vending-Bench 2 | $7,524 | #19 of 67 | Official leaderboard | |
| MedXpertQA MM Extended | 60.8% | #12 of 41 | Official leaderboard | |
| TRLawBench | 9.38 | #10 of 34 | Official leaderboard | |
| TaxCalcBench v2 | 68% | #10 of 32 | Official leaderboard | |
| OfficeQA Pro | 57.1% | #4 of 12 | Official leaderboard | |
| Excel Modeling Benchmark | 64.5% | #26 of 76 | Official leaderboard | |
| Vals Index v2 | 57.4% | #23 of 65 | Official leaderboard | |
| CADGenBench | 36% | #4 of 11 | Official leaderboard | |
| GDPval Extended | 1.30% | #16 of 43 | Official leaderboard | |
| APEX-Agents 1.1 | 70.3% | #25 of 65 | Official leaderboard | |
| Legal Research Bench | 40.4% | #36 of 93 | Official leaderboard | |
| CHI-Bench | 20.9% | #9 of 23 | Official leaderboard | |
| EnterpriseBench: CoreCraft | 51.3% | #20 of 51 | Official leaderboard | |
| BankerToolBench v1.1 | 15% | #4 of 10 | Official leaderboard | |
| Agent Startup Bench | 68.1% | #2 of 5 | Official leaderboard | |
| SimuVerity | 41.7 | #2 of 5 | Official leaderboard | |
| Tuesday Work Index | 54.0 | #18 of 44 | Official leaderboard | |
| APEX-Agents | 55.1% | #25 of 61 | Collected by Epoch AI, source not named | |
| HealthBench Consensus | 95.6% | #7 of 17 | Lab model card | |
| OfficeQA Pro V2 | 38.9% | #3 of 7 | Official leaderboard | |
| YC-Bench | $1,206,045 | #26 of 59 | Official leaderboard | |
| Agents' Last Exam | 26.6% | #14 of 31 | Official leaderboard | |
| Remote Labor Index | 6.25% | #9 of 19 | Official leaderboard | |
| Vals Finance Agent v2 | 51.8% | #39 of 80 | Official leaderboard | |
| Harvey LAB (Legal Agent Benchmark) | 3.75% | #40 of 80 | Official leaderboard | |
| GDPevo | 64.5% | #2 of 4 | Official leaderboard | |
| CommerceAgentBench | 47.7% | #7 of 13 | Official leaderboard | |
| Tax Agent Bench | 21.8% | #51 of 84 | Official leaderboard | |
| JobBench | 38.3% | #10 of 16 | Official leaderboard | |
| Public Benefits Bench | 60.9% | #32 of 50 | Official leaderboard | |
| HealthBench Hard | 31.5% | #14 of 21 | Lab model card | |
| APEX-Accounting | 56.3% | #33 of 49 | Official leaderboard | |
| FrontierFinance | 43.5% | #13 of 17 | Official leaderboard | |
| HealthBench | 56.5% | #24 of 31 | Lab model card | |
| Management Consulting Tasks (OpenAI) | 31.3% | #6 of 7 | Official leaderboard | |
| DesignArena Python-PPTX Slides | 1,068 | #31 of 36 | Official leaderboard | |
| HealthBench Professional | 51.8% | #24 of 26 | Lab model card | |
| DesignArena HTML Slides | 963 | #27 of 28 | Official leaderboard |
Vision, audio and robotics
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| VisFactor | 55.9% | #1 of 26 | Official leaderboard | |
| MMMU-Pro | 83.2% | #4 of 90 | Lab model card | |
| Math Kangaroo 2025 (MathArena) | 94.9% | #1 of 22 | Official leaderboard | |
| RoboRewardBench | 0.66 | #1 of 22 | Official leaderboard | |
| Code2Video Benchmark | 1,571 | #2 of 19 | Official leaderboard | |
| Vision Arena | 1,285 | #17 of 136 | Official leaderboard | |
| ZeroBench | 41% | #11 of 76 | Official leaderboard | |
| vCX Benchmark | 91.9% | #7 of 42 | Official leaderboard | |
| BabyVision | 83.6% | #5 of 27 | Official leaderboard | |
| MineBench | 1,828 | #16 of 75 | Official leaderboard | |
| ExtractBench | 93.3% | #6 of 27 | Official leaderboard | |
| VoxelBench Image | 1,527 | #3 of 13 | Official leaderboard | |
| MMMU-Pro Extended | 43.8% | #9 of 38 | Official leaderboard | |
| GlobeBench | 25.2% | #5 of 19 | Official leaderboard | |
| VoxelBench | 1,915 | #15 of 56 | Official leaderboard | |
| ClockBench | 46.1% | #11 of 37 | Official leaderboard | |
| PerceptionBench (Moonshot) | 55.8% | #5 of 16 | Official leaderboard | |
| AgenticVBench | 31% | #3 of 9 | Official leaderboard | |
| Blueprint-Bench 2 | 36.2% | #13 of 38 | Official leaderboard | |
| CharXiv Extended | 82.7% | #13 of 38 | Official leaderboard | |
| Chartography | 31% | #15 of 43 | Official leaderboard | |
| BVB | 68.5 | #17 of 45 | Official leaderboard | |
| InteractiveBench | 30% | #5 of 12 | Official leaderboard | |
| Furniture Assembly Benchmark | 44.2% | #15 of 35 | Official leaderboard | |
| ParseBench | 66.4% | #20 of 44 | Official leaderboard | |
| Image2FloorPlan | 50.7 | #2 of 4 | Official leaderboard | |
| Drone-Bench | 63.9% | #10 of 19 | Official leaderboard | |
| CC-OCR-Bench-V2 | 64.2% | #9 of 15 | Official leaderboard | |
| LongExtractionBench | 52.7% | #2 of 3 | Official leaderboard | |
| ArtifactArena | 967 | #17 of 21 | Official leaderboard | |
| RoboDojo | 1.13% | #5 of 6 | Official leaderboard |
Safety and security
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| Capture the Flag (Professional) | 96.3% | #1 of 21 | Lab model card | |
| Cyber Range | 93.3% | #1 of 10 | Lab model card | |
| SusVibes | 43.5% | #1 of 10 | Official leaderboard | |
| CyberBench (Vals) | 80.5% | #3 of 26 | Official leaderboard | |
| KORA | 67% | #5 of 42 | Official leaderboard | |
| Destructive action avoidance | 90% | #1 of 8 | Lab model card | |
| Human Pathogen Capabilities Test v2 (HPCT v2) | 66.2% | #9 of 71 | Official leaderboard | |
| Human Pathogen Capabilities Test | 66.8% | #11 of 86 | Official leaderboard | |
| nocot-bench (NCRI) | 100.2 | #24 of 185 | Official leaderboard | |
| World-Class Bio | 59.7% | #10 of 74 | Official leaderboard | |
| Molecular Biology Capabilities Test | 57.1% | #14 of 90 | Official leaderboard | |
| SEC-bench Pro | 46.4% | #1 of 6 | Official leaderboard | |
| SEC-bench Pro 260617 | 58.4% | #1 of 6 | Official leaderboard | |
| EpiBench | 28.3% | #5 of 27 | Official leaderboard | |
| BrowseSafe++ | 89.3% | #3 of 15 | Official leaderboard | |
| CVE-Bench | 93.1% | #3 of 14 | Lab model card | |
| ExploitBench | 72% | #2 of 9 | Official leaderboard | |
| BiomniBench | 63.6 | #2 of 8 | Official leaderboard | |
| DTap Prompt Injection | 17.7% | #2 of 8 | Official leaderboard | |
| LifeSciBench | 51.9% | #1 of 4 | Official leaderboard | |
| FORTRESS | 16.3% | #19 of 73 | Official leaderboard | |
| Tacit Knowledge and Troubleshooting | 78.3% | #8 of 30 | Lab model card | |
| PatchEval | 81.3% | #2 of 7 | Official leaderboard | |
| PatchEval-Verified | 81.3% | #2 of 7 | Official leaderboard | |
| SpatialBench-Long | 32.1% | #8 of 27 | Official leaderboard | |
| CyberGym | 81.8% | #11 of 34 | Official leaderboard | |
| GeneBench Pro | 20.5% | #4 of 12 | Official leaderboard | |
| BrowseSafe-Adapt | 65.2% | #2 of 6 | Official leaderboard | |
| PCT (Polarized Contrastive Pairs) | 40% | #16 of 46 | Official leaderboard | |
| TroubleshootingBench | 44.1% | #7 of 20 | Lab model card | |
| scBench-Long | 21.6% | #10 of 27 | Official leaderboard | |
| DTap Direct Misuse | 28.9% | #3 of 8 | Official leaderboard | |
| DrugDiscoveryBench | 51.6% | #8 of 20 | Official leaderboard | |
| BioTIER Refuse | 75.3% | #28 of 69 | Official leaderboard | |
| ProtocolQA Open-Ended | 37.3% | #11 of 27 | Lab model card | |
| VCT-v2 | 45.3% | #11 of 25 | Official leaderboard | |
| Multimodal Troubleshooting Virology | 53.7% | #12 of 27 | Lab model card | |
| DeepsecBench | 21.0 | #13 of 29 | Official leaderboard | |
| Dictatorship Eval | 82.5% | #9 of 20 | Official leaderboard | |
| BioSecBench-Surveillance | 47.1% | #13 of 27 | Official leaderboard | |
| TxBench-Preclinical-Pharmacology | 55.3% | #15 of 30 | Official leaderboard | |
| DNA sequence design for transcription factor binding | 13.8% | #2 of 4 | Lab model card | |
| Hard-negative protein binding prediction | 1.48% | #2 of 4 | Lab model card | |
| GeneBench | 33.2% | #1 of 2 | Lab model card | |
| SRE-Bench | 3.82% | #18 of 35 | Official leaderboard | |
| CyScenarioBench | 26% | #9 of 17 | Lab model card | |
| ExploitGym | 14.8% | #10 of 18 | Official leaderboard | |
| OncologyBench | 14.7% | #19 of 30 | Official leaderboard | |
| TxBench-Oligo-Discovery | 33.9% | #19 of 30 | Official leaderboard | |
| BioTIER Permit | 99% | #47 of 69 | Official leaderboard | |
| HackBench | 50.9 | #6 of 8 | Official leaderboard | |
| UK AISI cyber ranges | 10% | #3 of 4 | Lab model card | |
| TxBench-Antibody-Discovery | 33% | #23 of 30 | Official leaderboard | |
| VariantBench | 30.5% | #21 of 27 | Official leaderboard | |
| BioSecBench-Function | 28.3% | #22 of 27 | Official leaderboard | |
| First-Person Fairness evaluation | 1.12% | #10 of 10 | Lab model card | |
| CoT-Control | 0.20% | #9 of 9 | Lab model card | |
| Agent JSK | 96.3% | #7 of 7 | Lab model card | |
| OpenAI Deployment Simulation | 0.01% | #5 of 5 | Lab model card | |
| Capture the Flag (Internal) | 88.1% | #4 of 4 | Lab model card | |
| Biochemistry knowledge improvement | 32.3% | #2 of 2 | Lab model card | |
| UK AISI narrow cyber tasks | 90.5% | #2 of 2 | Lab model card | |
| BashArena | 99.1% | #1 of 1 | Lab model card |
Other
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| ACCoRD | 80.5 | #11 of 152 | Official leaderboard | |
| Conceptual Reasoning Index | 67.3 | #16 of 151 | Official leaderboard | |
| LMCA | 54.3% | #19 of 147 | Official leaderboard | |
| SAGE (Vals) | 51.5% | #13 of 81 | Official leaderboard | |
| Artificial Analysis Intelligence Index v4.0 | 60.2 | #1 of 5 | Lab model card | |
| CompassRank | 80.6 | #3 of 14 | Official leaderboard | |
| CAIS Text Capabilities Index | 46.3 | #15 of 68 | Official leaderboard | |
| CAIS Vision Capabilities Index | 64.3 | #13 of 53 | Official leaderboard | |
| Vals Multimodal Index | 68.1% | #9 of 33 | Official leaderboard | |
| CAIS Risk Index | 42.4 | #20 of 67 | Official leaderboard | |
| StudentBench | 12.8 | #8 of 11 | Official leaderboard |
Its lab's numbers put it at 160.8, in line with its ECI
The Self-Reported Index fits one score to the 23 capability results OpenAI reported for this model, on the scale of the Epoch Capabilities Index. Labs choose which benchmarks to show and how to run them, so read it as the lab's claim, not an independent measurement. The 90% interval runs from 158.0 to 163.6. How we compute it.
- tau2-bench 98
- HealthBench Consensus 95.6
- ARC-AGI 95
- GPQA Diamond 93.6
- BrowseComp 90.1
- OpenAI MRCR v2 87.5
- ARC-AGI-2 85
- GDPval 84.9
- MMMU-Pro 83.2
- Terminal-Bench 2.0 82.7
- OSWorld-Verified 78.7
- MCP Atlas 75.3
- GraphWalks 73.7
- Vals Finance Agent 60
- SWE-Bench Pro 58.6
- HealthBench 56.5
- Toolathlon 55.6
- OfficeQA Pro 54.1
- FrontierMath 52.4
- HealthBench Professional 51.8
- MLE-bench 30 36.7
- HealthBench Hard 31.5
- OpenAI-Proof Q&A 1.7
Its lab's numbers next to 12 leaderboards
Where the benchmark's own leaderboard, or Epoch AI's run, also has this model. Gaps mostly come from different harnesses, effort levels and task subsets. Every pair.
| Benchmark | Lab says | Board says | Gap |
|---|---|---|---|
| OpenAI MRCR v2 | 87.5% OpenAI MRCR v2 8-needle 128K-256K 87.5% (512K-1M 74.0%) | 75.3% Leaderboard, 8-needle, 128K to 256K bin, high reasoning | +12 pts |
| FrontierMath Tier 4 | 39.6% FrontierMath Tier 4 (GPT-5.5 Pro) | 35.4% Epoch AI run, xhigh | +4.2 pts |
| OfficeQA Pro | 54.1% OfficeQA Pro | 57.1% Leaderboard, Codex SDK | −3.0 pts |
| Terminal-Bench 2.0 | 82.7% Terminal-Bench 2.0 | 84.7% Leaderboard, NexAU-AHE | −2.0 pts |
| FrontierMath | 52.4% FrontierMath Tier 1–3 (GPT-5.5 Pro) | 51.7% Epoch AI run, xhigh | +0.7 pts |
| GPQA Diamond | 93.6% GPQA Diamond | 94% Epoch AI run, xhigh | −0.4 pts |
| Vals Finance Agent | 60% FinanceAgent v1.1 | 60% Leaderboard | Same |
| ARC-AGI | 95% ARC-AGI-1 (Verified) | 95% Leaderboard, xhigh | Same |
| ARC-AGI-2 | 85% ARC-AGI-2 (Verified) | 85% Leaderboard, xhigh | Same |
| CyberGym | 81.8% CyberGym | 81.8% Leaderboard, OpenAI Agent | Same |
| MCP Atlas | 75.3% MCP Atlas | 75.3% Leaderboard, xhigh | Same |
| Toolathlon | 55.6% Toolathlon | 55.6% Leaderboard, xhigh | Same |
OpenAI's models over time
OpenAI's models in color, against every other model on the Epoch Capabilities Index, by release date.
Source: Epoch Capabilities Index, Epoch AI (CC BY 4.0)
Its launch post
The benchmarks the lab chose to headline, with the scores it gave.
Its system card
Every result in the longer documents the lab published with it. 41 of them aren't in the launch post.
Health
Hallucination
Safety
- OpenAI Production Benchmarks and safe-completion evals
- Disallowed Content Evaluations with Representative Prompts
- Image input safety evaluations
- Destructive action avoidance 90
- Destructive action reversion on long rollouts
- User Confirmations During Computer Use
- OpenAI cyber safety evaluations (incl. Daybreak Blue)
Robustness
Bias
Alignment
Monitorability
- CoT Monitorability
- CoT-Control 0.2
- BashArena 99.1
Bio and chem risk
Cyber risk
AI R&D risk
- Monorepo-Bench 60
- MLE-bench 30 36.7
- Internal Research Debugging Evaluation 50.5
- OpenAI-Proof Q&A 1.7