Best Alternatives to StepFun: Step 3.5 Flash
20 alternatives ranked by real usage data. StepFun: Step 3.5 Flash scores 24/100 — 20 tools score higher.
Step 3.5 Flash is StepFun's most capable open-source foundation model. Built on a sparse Mixture of Experts (MoE) architecture, it selectively activates only 11B of its 196B parameters per token....