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#frontiermath

2 posts

AI & Machine LearningJune 26, 20269 min
FrontierMath v2: 42% of Math Problems Had Errors
Epoch AI's FrontierMath v2 fixed errors in 42% of problems on June 12, 2026. Here's what broke, how it was caught, and what it means for trusting AI benchmarks.
AI & Machine LearningApril 24, 202612 min
GPT-5.5: OpenAI's First Retrained Base Since GPT-4.5
OpenAI released GPT-5.5 on April 23, 2026 — the first fully retrained base since GPT-4.5. Benchmarks, $5/$30 API pricing, 1M context, and Opus 4.7 compared.

Every post in #frontiermath (2)

FrontierMath v2: 42% of Math Problems Had Errors