FrontierMath legacy aggregate (FrontierMath (legacy))
We show this table for reference; we do not rank on it.
GPT-5.6 Sol has the highest reported FrontierMath (legacy) score at 89%, ahead of GPT-5.6 Terra (84.9%) and GPT-5.6 Luna (78.6%) among 7 models. We compile the table from provider self-reports and secondary reports and keep it for display only; it does not affect overall rankings.
Legacy FrontierMath values retained for historical model pages. This field is not used in current rankings because it can mix prior benchmark versions and slices.
Benchmark score on FrontierMath (legacy) — November 12, 2026
We compile the FrontierMath (legacy) rows from provider self-reports and secondary reports. GPT-5.6 Sol leads the table at 89%, followed by GPT-5.6 Terra (84.9%) and GPT-5.6 Luna (78.6%). We do not use these results to rank models overall.
GPT-5.6 Sol
OpenAI
Reported by OpenAIGPT-5.6 Terra
OpenAI
Reported by OpenAIGPT-5.6 Luna
OpenAI
Reported by OpenAI7 modelsMathematicsRefreshingDisplay onlyUpdated November 12, 2026
Benchmark score table (7 models)
None of the 7 results on this page was run by the benchmark or an independent evaluator: 6 reported by the labs that built the models and 1 reported by a third party.
| Rank | Model / configuration | Score | Who ran it | Parameters (B) | Open / closed |
|---|---|---|---|---|---|
| 1 | GPT-5.6 SolOpenAIReported by OpenAI | 89% | Reported by OpenAI | Not reported | Closed |
| 2 | GPT-5.6 TerraOpenAIReported by OpenAI | 84.9% | Reported by OpenAI | Not reported | Closed |
| 3 | GPT-5.6 LunaOpenAIReported by OpenAI | 78.6% | Reported by OpenAI | Not reported | Closed |
| 4 | GPT-5.5 ProOpenAIReported by OpenAI | 52.4% | Reported by OpenAI | Not reported | Closed |
| 5 | GPT-5.5OpenAIReported by OpenAI | 51.7% | Reported by OpenAI | Not reported | Closed |
| 6 | GPT-5.4 ProOpenAIReported by OpenAI | 50% | Reported by OpenAI | Not reported | Closed |
| 7 | Claude Opus 4.7 (Adaptive)AnthropicReported by OpenAI (comparison table) | 43.8% | Reported by OpenAI (comparison table) | Not reported | Closed |
- Lab-reported
- Benchmark-run
- Independent
Among the reported FrontierMath (legacy) rows, GPT-5.6 Sol is first at 89%. The third row is 10.4 points behind. The broader top-10 range is 45.2 points, so the table still separates the published systems.
7 models have been evaluated on FrontierMath (legacy). The benchmark falls in the Mathematics category. FrontierMath (legacy) is currently displayed for reference but excluded from the scoring formula, so it does not directly affect overall rankings.
About FrontierMath (legacy)
Year
2024
Tasks
Historical aggregate
Format
Open-ended mathematical reasoning with tool access
Difficulty
Research-level mathematics
Use the versioned FrontierMath v2 fields for ranking. They preserve the corrected v2 Tiers 1-3 and Tier 4 private-set scores separately rather than combining them.
Freshness and provenance
Version
FrontierMath (legacy) 2024
Refresh cadence
Annual
Staleness state
Refreshing
Question availability
Public benchmark set
BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.
Questions
What does FrontierMath (legacy) measure?
Legacy FrontierMath values retained for historical model pages. This field is not used in current rankings because it can mix prior benchmark versions and slices.
Which model scores highest on FrontierMath (legacy)?
GPT-5.6 Sol by OpenAI currently leads with a score of 89% on FrontierMath (legacy).
How many models are evaluated on FrontierMath (legacy)?
7 AI models have published results on FrontierMath (legacy) in the BenchLM catalog.
Compare top models on FrontierMath (legacy)
Know when it’s worth switching models
The model to choose, the cheaper alternative, and the release we would wait on.
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