Claude 3 Opus vs Mistral Medium

Performance benchmarks + pricing comparison — updated April 2026

Claude 3 Opus

Anthropic

First generation Opus. Highest reasoning capability in the Claude 3 family.

Input$15.00/M
Output$75.00/M
Context200K tokens
Best ForDeep analysis, complex coding tasks
Benchmark78/100

Mistral Medium

Mistral

Mid-tier Mistral model between Small and Large. Strong coding capability at a moderate price point.

Input$0.400/M
Output$2.00/M
Context128K tokens
Best ForDay-to-day coding, mid-complexity tasks, cost-performance balance

Cost Comparison by Scenario

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

ScenarioClaude 3 OpusMistral MediumSavings
Small Script (1K lines) $2.77 $0.07 Mistral Medium saves $2.70 (97%)
Medium Feature (10K lines) $20.25 $0.54 Mistral Medium saves $19.71 (97%)
Large Project (50K lines) $101.25 $2.70 Mistral Medium saves $98.55 (97%)
Code Review (5K lines) $4.50 $0.12 Mistral Medium saves $4.38 (97%)

Verdict

Mistral Medium wins on both price and performance — $0.400/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