Topic

Model Launch

The latest Model Launch news and analysis from Tech Arcade.

StepFun's Step 5 Scores 44 to GPT-5.6's 47 — at One-Seventh the Output Price

StepFun's Step 5 Preview scores 44 to GPT-5.6 Sol's 47 on the intelligence index at roughly one-seventh the output price, with full open weights due October 15.

Sep 20, 2026 · 4 min