Claude 3.5 Sonnet vs Mistral Large 3

Performance benchmarks + pricing comparison — updated April 2026

Claude 3.5 Sonnet

Anthropic

Previous generation Sonnet. Still excellent for coding tasks at the same price point.

Input$3.00/M
Output$15.00/M
Context200K tokens
Best ForCoding assistants, web development, data analysis
Benchmark72/100

Mistral Large 3

Mistral

Latest Mistral flagship model. Improved coding and multilingual capability over Large 2.

Input$2.00/M
Output$6.00/M
Context128K tokens
Best ForEnterprise coding, European data sovereignty, multilingual tasks

Cost Comparison by Scenario

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

ScenarioClaude 3.5 SonnetMistral Large 3Savings
Small Script (1K lines) $0.62 $0.25 Mistral Large 3 saves $0.37 (59%)
Medium Feature (10K lines) $4.66 $1.90 Mistral Large 3 saves $2.76 (59%)
Large Project (50K lines) $23.29 $9.50 Mistral Large 3 saves $13.79 (59%)
Code Review (5K lines) $1.20 $0.50 Mistral Large 3 saves $0.70 (58%)

Verdict

Mistral Large 3 wins on both price and performance — $2.00/M input with a benchmark score of N/A/100.

For most developers, this is the clear choice between these two models.

Compare with Other Models