Claude Sonnet 5 vs Codestral 2508
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 Claude Sonnet 5 and Codestral 2508.
Claude Sonnet 5
Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...
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)
Technical Specifications
| Specification | Claude Sonnet 5 | Codestral 2508 |
|---|---|---|
| Provider | Anthropic | Mistral |
| Context Window | 1,000,000 tokens | 256,000 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | self hostable |
| Production Stability | beta | stable |
| API Available | Yes | Yes |
| Released Date | 2026-06-30 | 2025-08-01 |
API Pricing Comparison
Input Price per Million Tokens
Claude Sonnet 5
$2.00
Codestral 2508
$0.30
Output Price per Million Tokens
Claude Sonnet 5
$10.00
Codestral 2508
$0.90
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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.
Claude Sonnet 5 Quirks & Gotchas
No developer gotchas reported.
Codestral 2508 Quirks & Gotchas
No developer gotchas reported.