Key Takeaways
Codestral 2508 wins:
- Cheaper output tokens
GPT-5 Mini wins:
- Cheaper input tokens
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
- Supports vision
Price Advantage
Codestral 2508
Benchmark Advantage
GPT-5 Mini
Context Window
GPT-5 Mini
Speed
GPT-5 Mini
Pricing Comparison
Price Comparison
| Metric | Codestral 2508 | GPT-5 Mini | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.30 | $0.25 | GPT-5 Mini |
| Output (per 1M tokens) | $0.90 | $2.00 | Codestral 2508 |
| Cache Read (per 1M) | N/A | $25000.00 | GPT-5 Mini |
Using a 3:1 input/output ratio, Codestral 2508 is 35% cheaper overall.
Codestral 2508 Providers
Mistral $0.30 (Cheapest)
GPT-5 Mini Providers
OpenAI $0.25 (Cheapest)
Azure $0.25 (Cheapest)
Benchmark Comparison
7
Benchmarks Compared
0
Codestral 2508 Wins
0
GPT-5 Mini Wins
Benchmark Scores
| Benchmark | Codestral 2508 | GPT-5 Mini | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | - | 41.0 | - |
Coding Index Code generation & understanding | - | 35.3 | - |
Math Index Mathematical reasoning | - | 90.7 | - |
MMLU Pro Academic knowledge | - | 83.7 | - |
GPQA Graduate-level science | - | 82.8 | - |
LiveCodeBench Competitive programming | - | 83.8 | - |
Aider Real-world code editing | 11.1 | - | - |
GPT-5 Mini significantly outperforms in coding benchmarks.
Cost vs Quality
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Other models
Context & Performance
Context Window
Codestral 2508
256,000
tokens
GPT-5 Mini
400,000
tokens
Max output: 128,000 tokens
GPT-5 Mini has a 36% larger context window.
Speed Performance
| Metric | Codestral 2508 | GPT-5 Mini | Winner |
|---|---|---|---|
| Tokens/second | N/A | 126.7 tok/s | |
| Time to First Token | N/A | 60.75s |
Capabilities
Feature Comparison
| Feature | Codestral 2508 | GPT-5 Mini |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Codestral 2508 | GPT-5 Mini |
|---|---|---|
| License | Open Source | Proprietary |
| Author | Mistral AI | OpenAI |
| Released | Aug 2025 | Aug 2025 |
Codestral 2508 Modalities
Input
text
Output
text
GPT-5 Mini Modalities
Input
textimagefile
Output
text