Codestral 2508 vs GPT-3.5 Turbo (older v0613)
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Codestral 2508 and GPT-3.5 Turbo (older v0613).
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)
GPT-3.5 Turbo (older v0613)
GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks. Training data up to Sep 2021.
Technical Specifications
| Specification | Codestral 2508 | GPT-3.5 Turbo (older v0613) |
|---|---|---|
| Provider | Mistral | OpenAI |
| Context Window | 256,000 tokens | 4,095 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | self hostable | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-08-01 | 2024-01-25 |
API Pricing Comparison
Input Price per Million Tokens
Codestral 2508
$0.30
GPT-3.5 Turbo (older v0613)
$1.00
Output Price per Million Tokens
Codestral 2508
$0.90
GPT-3.5 Turbo (older v0613)
$2.00
Want to test both models live?
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Codestral 2508 Quirks & Gotchas
No developer gotchas reported.
GPT-3.5 Turbo (older v0613) Quirks & Gotchas
No developer gotchas reported.