Step 3.5 Flash by stepfun-ai is a 196.81 billion parameter sparse Mixture-of-Experts (MoE) model, activating approximately 11 billion parameters per token. It features a 256K context window and is engineered for frontier reasoning and agentic capabilities with exceptional efficiency. The model excels in coding and complex, multi-step reasoning tasks, achieving high throughput for real-time interaction and robust performance on benchmarks like SWE-bench Verified and Terminal-Bench 2.0.
No reviews yet. Be the first to review!