Codestral 25.01 vs GPT-5.3-Codex-Spark
Mistral Codestral 25.01 | OpenAI GPT-5.3-Codex-Spark | |
|---|---|---|
| Overview | ||
| Company | Mistral | OpenAI |
| Release date | Jan 13 2025 | Feb 12 2026 |
| Access | Proprietary | Proprietary |
| Specifications | ||
Context window | 256k | 128k |
| Timeline | ||
| Release gap | Codestral 25.01 shipped 395 days before GPT-5.3-Codex-Spark | |
Which is better: Codestral 25.01 or GPT-5.3-Codex-Spark?
Codestral 25.01 and GPT-5.3-Codex-Spark don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Codestral 25.01 shipped 395 days before GPT-5.3-Codex-Spark, so benchmark comparisons should account for the intervening progress.
Context windows are 256k (Codestral 25.01) vs 128k (GPT-5.3-Codex-Spark).
Direct benchmark comparisons are unavailable — Codestral 25.01 and GPT-5.3-Codex-Spark don't publish scores on any of the same benchmarks.
Frequently asked questions
Codestral 25.01 was released by Mistral on Jan 13 2025.
GPT-5.3-Codex-Spark was released by OpenAI on Feb 12 2026.
Codestral 25.01 has a 256k context window; GPT-5.3-Codex-Spark has 128k.
Other comparisons
Codestral 25.01 vs Claude Sonnet 5GPT-5.3-Codex-Spark vs Claude Sonnet 5Codestral 25.01 vs Gemini OmniGPT-5.3-Codex-Spark vs Gemini OmniCodestral 25.01 vs Muse Spark 1.1GPT-5.3-Codex-Spark vs Muse Spark 1.1Codestral 25.01 vs Grok 4.5GPT-5.3-Codex-Spark vs Grok 4.5Codestral 25.01 vs DeepSeek-V4-ProGPT-5.3-Codex-Spark vs DeepSeek-V4-ProCodestral 25.01 vs Kimi K2.7 CodeGPT-5.3-Codex-Spark vs Kimi K2.7 Code