GPT-4o vs Mistral Nemo

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 Nemo

Mistral

Compact 12B open-weight model co-developed with NVIDIA. Excellent coding performance at minimal cost.

Input$0.150/M
Output$0.150/M
Context128K tokens
Best ForSelf-hosted deployments, cost-sensitive coding, edge deployments
Benchmark48/100

Benchmark Performance Comparison

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

BenchmarkGPT-4oMistral NemoLeader
Overall Score 75 48 GPT-4o leads by 27pts
SWE-bench Verified 70 40 GPT-4o leads by 30pts
LiveCodeBench 78 50 GPT-4o leads by 28pts
HumanEval 90 70 GPT-4o leads by 20pts
BigCodeBench 62 32 GPT-4o leads by 30pts

Cost Comparison by Scenario

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

ScenarioGPT-4oMistral NemoSavings
Small Script (1K lines) $0.41 <$0.01 Mistral Nemo saves $0.40 (98%)
Medium Feature (10K lines) $3.06 $0.08 Mistral Nemo saves $2.98 (97%)
Large Project (50K lines) $15.31 $0.41 Mistral Nemo saves $14.90 (97%)
Code Review (5K lines) $0.78 $0.03 Mistral Nemo saves $0.75 (96%)

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 Nemo 48 $0.002/pt Better value

Mistral Nemo delivers the best value at $0.002 per score point.

Strengths & Weaknesses

GPT-4o

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

Mistral Nemo

  • + Open weight
  • + Self-hostable
  • - Basic coding ability

Verdict

Mistral Nemo is cheaper at $0.150/M, but GPT-4o scores higher on benchmarks (75 vs 48).

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

Compare with Other Models