Loading...
Loading...
Side-by-side comparison of API pricing, context window, latency, and benchmark performance. Data refreshed daily from provider APIs and ModelStop's own latency probes.
💰StepFun: Step 3.5 Flash is 100% cheaper than Meituan: LongCat Flash Chat
⚡Meituan: LongCat Flash Chat is 17ms faster than StepFun: Step 3.5 Flash
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
| Spec | Meituan: LongCat Flash Chat | StepFun: Step 3.5 Flash |
|---|---|---|
| Provider | meituan | stepfun |
| Input price / 1M tokens | $0.20 | Free |
| Output price / 1M tokens | $0.80 | — |
| Context window | 131k tokens | 262k tokens |
| Latency (p50) | — | 17ms |
| Best benchmark score | — | — |
| Open source | No | No |
LongCat-Flash-Chat is a large-scale Mixture-of-Experts (MoE) model with 560B total parameters, of which 18.6B–31.3B (≈27B on average) are dynamically activated per input. It introduces a shortcut-connected MoE design to reduce...
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....
Want to swap in a different model or estimate monthly costs?