GPT-4o mini vs Codestral
Performance benchmarks + pricing comparison — updated April 2026
GPT-4o mini
OpenAIAffordable small model. Fast and cost-effective for high-volume coding tasks.
| Input | $0.150/M |
| Output | $0.600/M |
| Context | 128K tokens |
| Best For | High-volume tasks, simple coding, cost-sensitive projects |
| Benchmark | 58/100 |
Codestral
MistralMistral's dedicated coding model. Open-weight and highly optimized for code generation and completion.
| Input | $0.300/M |
| Output | $0.900/M |
| Context | 128K tokens |
| Best For | Code completion, code generation, IDE integration |
| Benchmark | 60/100 |
Benchmark Performance Comparison
Third-party benchmark scores — higher is better. Data sourced from SWE-bench, LiveCodeBench, HumanEval, and BigCodeBench.
| Benchmark | GPT-4o mini | Codestral | Leader |
|---|---|---|---|
| Overall Score | 58 | 60 | Mistral Codestral leads by 2pts |
| SWE-bench Verified | 50 | 54 | Mistral Codestral leads by 4pts |
| LiveCodeBench | 60 | 64 | Mistral Codestral leads by 4pts |
| HumanEval | 78 | 82 | Mistral Codestral leads by 4pts |
| BigCodeBench | 44 | 44 | GPT-4o Mini leads by 0pts |
Cost Comparison by Scenario
Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.
| Scenario | GPT-4o mini | Codestral | Savings |
|---|---|---|---|
| Small Script (1K lines) | $0.02 | $0.04 | GPT-4o mini saves $0.01 (35%) |
| Medium Feature (10K lines) | $0.18 | $0.29 | GPT-4o mini saves $0.10 (36%) |
| Large Project (50K lines) | $0.92 | $1.43 | GPT-4o mini saves $0.51 (36%) |
| Code Review (5K lines) | $0.05 | $0.07 | GPT-4o mini saves $0.03 (38%) |
Value Analysis (Price per Benchmark Score Point)
Lower is better — how much you pay for each point of benchmark performance.
| Model | Overall Score | Price per Score Point | Verdict |
|---|---|---|---|
| GPT-4o mini | 58 | $0.003/pt | Better value |
| Codestral | 60 | $0.005/pt | Higher cost per point |
GPT-4o mini delivers the best value at $0.003 per score point.
Strengths & Weaknesses
GPT-4o mini
- + Very cheap
- + Fast responses
- - Struggles with multi-step reasoning
Codestral
- + Code-specialized
- + Very cheap
- - Narrow focus
Verdict
GPT-4o mini is cheaper at $0.150/M, but Codestral scores higher on benchmarks (60 vs 58).
Choose GPT-4o mini for cost-sensitive projects, Codestral when performance matters most.
Compare with Other Models
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