Mistral Small 3 vs Grok 4

Performance benchmarks + pricing comparison — updated April 2026

Mistral Small 3

Mistral

Mistral's cost-effective model. Very affordable for general-purpose tasks.

Input$0.100/M
Output$0.300/M
Context32K tokens
Best ForHigh-volume tasks, cost optimization
Benchmark42/100

Grok 4

xAI

Next-generation xAI model with enhanced reasoning and coding capability. Competes with Claude Opus and o3 Pro tier.

Input$5.00/M
Output$25.00/M
Context256K tokens
Best ForComplex reasoning, advanced coding, enterprise applications

Cost Comparison by Scenario

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

ScenarioMistral Small 3Grok 4Savings
Small Script (1K lines) $0.01 $0.93 Mistral Small 3 saves $0.91 (99%)
Medium Feature (10K lines) $0.10 $6.75 Mistral Small 3 saves $6.66 (99%)
Large Project (50K lines) $0.47 $33.75 Mistral Small 3 saves $33.27 (99%)
Code Review (5K lines) $0.02 $1.50 Mistral Small 3 saves $1.48 (98%)

Verdict

Mistral Small 3 wins on both price and performance — $0.100/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