Mistral Large 4 vs Step 5 Preview
Step 5 Preview leads on 2 of 2 benchmarks where both are measured. Specs, per-token pricing and benchmark scores from our benchmark database.
Specs & pricing
| Mistral Large 4 | Step 5 Preview | |
|---|---|---|
| Company | Mistral AI | StepFun |
| Released | Oct 2026 | Sep 2026 |
| Context window | 1.0M | 1.0M |
| Input /1M tokens | $1.36 | $1 |
| Output /1M tokens | $4.18 | $2.7 |
| Open weights | No | Yes |
Benchmarks
| Benchmark | Mistral Large 4 | Step 5 Preview |
|---|---|---|
| Arena Elo | 1432 Elo | 1447 Elo |
| Speed (tok/s) | 56 tok/s | 92 tok/s |
Scores come from independent evaluators and developers' own announcements; each one links to its source on the benchmarks page. Pricing via vendor pages and OpenRouter.