Merge(@merge_api):The biggest generational jump since June came from a model that costs $0.18 per million output tokens. DeepSeek-V4-Flash-0731 (@Deepseek_AI) scored 26.8 points higher on Toolathlon than the release it replaced. GLM-5.3 gained 24.8 on the same board. Claude Opus 5.5 added 20.7 on SWE-bench Pro, and Claude Sonnet 5.5 added 18.1 there six days later. Scores via https://t.co/sxXugN92FJ, week of Sep 28.

2026.10.01 16:00

The biggest generational jump since June came from a model that costs $0.18 per million output tokens. DeepSeek-V4-Flash-0731 (@Deepseek_AI) scored 26.8 points higher on Toolathlon than the release it replaced. GLM-5.3 gained 24.8 on the same board. Claude Opus 5.5 added 20.7 on SWE-bench Pro, and Claude Sonnet 5.5 added 18.1 there six days later. Scores via week of Sep 28.