Codestral 2508
Mistral's cutting-edge language model for coding released end of July 2025. Codestral specializes in low-latency, high-frequency tasks such as fill-in-the-middle (FIM), code correction and test generation. [Blog Post](https://mistral.ai/news/codestral-25-08)
Specifications
| Lab | Mistral AI |
|---|---|
| Context window | 256K tokens |
| Input price | $0.30/1M |
| Output price | $0.90/1M |
| Release | Aug 2025 |
Strengths
- Specialized for coding with fill-in-the-middle (FIM) support
- Low-latency design for high-frequency coding tasks
- Strong at code correction and test generation
- 256K context window for large codebase understanding
- Mistral-grade quality at competitive pricing ($0.30/$0.90)
Weaknesses
- Coding-specialized: weaker on general reasoning and creative tasks
- Not a general-purpose chat model
- Less suited for non-coding use cases
Best for
- Code completion and fill-in-the-middle workflows
- Automated test generation
- Code review and correction
- IDE integration for developer tooling
In Depth: Codestral 2508
Summary
Codestral 2508 is an AI model from Mistral AI.
Released in Aug 2025. It currently appears in the Overall category on LMRank. It takes text and file input and produces text output, with a context window of 256K tokens. Input pricing is $0.30 per 1M tokens and output is $0.90 per 1M tokens on OpenRouter.