by StepFunRank #112Score 66.6
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....
| Signal | Normalized | Weight | Contribution | Freshness |
|---|---|---|---|---|
Capabilities capability | 66.7 | 20% | 13.3 | 2026-06-24T09:59:30.752Z |
Benchmarks benchmark | 66.0 | 30% | 19.8 | 2026-06-24T09:59:30.752Z |
Pricing pricing_tier | 99.7 | 15% | 15.0 | 2026-06-24T09:59:30.752Z |
Context Window context_window | 77.4 | 10% | 7.7 | 2026-06-24T09:59:30.752Z |
Recency recency | 100.0 | 15% | 15.0 | 2026-06-24T09:59:30.752Z |
Output Capacity output_capacity | 70.2 | 10% | 7.0 | 2026-06-24T09:59:30.752Z |
| Capability | Supported |
|---|---|
| Vision | No |
| Reasoning | Yes |
| JSON Mode | Yes |
| Streaming | Yes |
| Function Calling | Yes |
| Web Search | No |