Benchmark profile
FrontierMath v2 Tiers 1-3 (FrontierMath v2 (Tiers 1-3))
Epoch AI's corrected v2 core FrontierMath suite of private advanced mathematics problems. Models can reason iteratively and use Python; scores are pass rates on the private set.
Data verifiedTop models on FrontierMath v2 (Tiers 1-3) — July 23, 2026
As of July 23, 2026, GPT-5.6 Sol leads the FrontierMath v2 (Tiers 1-3) leaderboard with 89.000% , followed by GPT-5.6 Terra (84.900%) and GPT-5.6 Luna (78.600%).
GPT-5.6 Sol
OpenAI
gpt-5-6-sol
GPT-5.6 Terra
OpenAI
gpt-5-6-terra
GPT-5.6 Luna
OpenAI
gpt-5-6-luna
Leaderboard (53 models)
ScoreAccording to BenchLM.ai, GPT-5.6 Sol leads the FrontierMath v2 (Tiers 1-3) benchmark with a score of 89.000%, followed by GPT-5.6 Terra (84.900%) and GPT-5.6 Luna (78.600%). There is significant spread across the leaderboard, making this benchmark effective at differentiating model capabilities.
53 models have been evaluated on FrontierMath v2 (Tiers 1-3). The benchmark falls in the Math category. This category carries a 5% weight in BenchLM.ai's overall scoring system. Within that category, FrontierMath v2 (Tiers 1-3) contributes 30% of the category score, so strong performance here directly affects a model's overall ranking.
About FrontierMath v2 (Tiers 1-3)
Year
2026
Tasks
295 private advanced mathematics problems
Format
Python-enabled iterative mathematical problem solving
Difficulty
From olympiad-plus to early research mathematics
After Epoch AI's June 2026 correction, the FrontierMath v2 private core contains 295 Tiers 1-3 problems. BenchLM selects the highest published reasoning-effort result for each model and keeps this core score distinct from Tier 4.
BenchLM freshness & provenance
Version
FrontierMath v2 (Tiers 1-3) 2026
Refresh cadence
Quarterly
Staleness state
Current
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.
FAQ
What does FrontierMath v2 (Tiers 1-3) measure?
Epoch AI's corrected v2 core FrontierMath suite of private advanced mathematics problems. Models can reason iteratively and use Python; scores are pass rates on the private set.
Which model scores highest on FrontierMath v2 (Tiers 1-3)?
GPT-5.6 Sol by OpenAI currently leads with a score of 89.000% on FrontierMath v2 (Tiers 1-3).
How many models are evaluated on FrontierMath v2 (Tiers 1-3)?
53 AI models have been evaluated on FrontierMath v2 (Tiers 1-3) on BenchLM.
Compare Top Models on FrontierMath v2 (Tiers 1-3)
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