Microsoft says it just caught up to Anthropic's frontier - with a model 1/10th the size. Their new MAI Thinking 1 has just 35B active parameters, yet hit 53% on SWE Bench Pro - right alongside Claude Opus 4.6 on the hardest coding benchmark. Independent human raters on Surge
Microsoft catches up to Anthropic's frontier
Microsoft claims to have caught up to Anthropic with a smaller model.