GPT-4o vs Mistral Large 2

Performance benchmarks + pricing comparison — updated April 2026

GPT-4o

OpenAI

OpenAI's flagship multimodal model. Strong coding and reasoning at competitive pricing.

Input$2.50/M
Output$10.00/M
Context128K tokens
Best ForGeneral coding, multimodal tasks, chatbots
Benchmark75/100

Mistral Large 2

Mistral

Mistral's flagship model. Strong multilingual and coding capability.

Input$2.00/M
Output$6.00/M
Context128K tokens
Best ForEnterprise coding, multilingual tasks
Benchmark65/100

Benchmark Performance Comparison

Third-party benchmark scores — higher is better. Data sourced from SWE-bench, LiveCodeBench, HumanEval, and BigCodeBench.

BenchmarkGPT-4oMistral Large 2Leader
Overall Score 75 65 GPT-4o leads by 10pts
SWE-bench Verified 70 58 GPT-4o leads by 12pts
LiveCodeBench 78 66 GPT-4o leads by 12pts
HumanEval 90 84 GPT-4o leads by 6pts
BigCodeBench 62 52 GPT-4o leads by 10pts

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioGPT-4oMistral Large 2Savings
Small Script (1K lines) $0.41 $0.25 Mistral Large 2 saves $0.16 (38%)
Medium Feature (10K lines) $3.06 $1.90 Mistral Large 2 saves $1.16 (38%)
Large Project (50K lines) $15.31 $9.50 Mistral Large 2 saves $5.81 (38%)
Code Review (5K lines) $0.78 $0.50 Mistral Large 2 saves $0.28 (36%)

Value Analysis (Price per Benchmark Score Point)

Lower is better — how much you pay for each point of benchmark performance.

ModelOverall ScorePrice per Score PointVerdict
GPT-4o 75 $0.033/pt Higher cost per point
Mistral Large 2 65 $0.031/pt Better value

Mistral Large 2 delivers the best value at $0.031 per score point.

Strengths & Weaknesses

GPT-4o

  • + Strong general-purpose
  • + Good multimodal
  • - Less consistent on coding than Claude

Mistral Large 2

  • + European data residency
  • + Good value
  • - Smaller ecosystem

Verdict

Mistral Large 2 is cheaper at $2.00/M, but GPT-4o scores higher on benchmarks (75 vs 65).

Choose Mistral Large 2 for cost-sensitive projects, GPT-4o when performance matters most.

Compare with Other Models