Claude Opus 4 vs Mistral Large 2

Performance benchmarks + pricing comparison — updated April 2026

Claude Opus 4

Anthropic

Anthropic's most powerful model. Best for complex reasoning and challenging coding tasks.

Input$15.00/M
Output$75.00/M
Context200K tokens
Best ForComplex architecture decisions, debugging hard bugs, research
Benchmark86/100

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.

BenchmarkClaude Opus 4Mistral Large 2Leader
Overall Score 86 65 Claude Opus 4 leads by 21pts
SWE-bench Verified 84 58 Claude Opus 4 leads by 26pts
LiveCodeBench 88 66 Claude Opus 4 leads by 22pts
HumanEval 96 84 Claude Opus 4 leads by 12pts
BigCodeBench 76 52 Claude Opus 4 leads by 24pts

Cost Comparison by Scenario

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

ScenarioClaude Opus 4Mistral Large 2Savings
Small Script (1K lines) $3.08 $0.25 Mistral Large 2 saves $2.83 (92%)
Medium Feature (10K lines) $23.29 $1.90 Mistral Large 2 saves $21.39 (92%)
Large Project (50K lines) $116.44 $9.50 Mistral Large 2 saves $106.94 (92%)
Code Review (5K lines) $6.02 $0.50 Mistral Large 2 saves $5.52 (92%)

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
Claude Opus 4 86 $0.174/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

Claude Opus 4

  • + Best at complex reasoning
  • + Strong system design
  • + Excellent debugging
  • - Expensive for bulk tasks
  • - Slower response times

Mistral Large 2

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

Verdict

Mistral Large 2 is cheaper at $2.00/M, but Claude Opus 4 scores higher on benchmarks (86 vs 65).

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

Compare with Other Models