Mistral Small 4 vs Grok 4.5
Mistral Mistral Small 4 | SpaceXAI Grok 4.5 | |
|---|---|---|
| Overview | ||
| Company | Mistral | SpaceXAI |
| Release date | Mar 16 2026 | Jul 8 2026 |
| Access | Proprietary | Proprietary |
| Benchmarks | ||
Agentic coding SWE-Bench ProCan the AI fix real bugs in real software? It's handed actual problems from open-source projects and has to write code that genuinely solves them. Higher is better. | — | 64.7% |
Multilingual coding SWE-Bench MultilingualLike SWE-Bench, but the coding problems span many programming languages, not just one. Tests how broadly the AI can code. Higher is better. | — | 78% |
Agentic coding DeepSWE 1.0Artificial Analysis' independent test of deep, agentic software-engineering work — the AI has to plan and carry out substantial coding tasks end to end. Higher is better. | — | 62% |
Agentic terminal coding Terminal-Bench 2.1Can the AI work in a command-line terminal — running commands and finishing technical setup tasks the way a developer would? Higher is better. | — | 83.3% |
| Timeline | ||
| Release gap | Mistral Small 4 shipped 114 days before Grok 4.5 | |
Which is better: Mistral Small 4 or Grok 4.5?
Mistral Small 4 and Grok 4.5 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Small 4 shipped 114 days before Grok 4.5, so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — Mistral Small 4 and Grok 4.5 don't publish scores on any of the same benchmarks.
Frequently asked questions
Mistral Small 4 was released by Mistral on Mar 16 2026.
Grok 4.5 was released by SpaceXAI on Jul 8 2026.
Other comparisons
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