Gemini 1.5 Flash vs Grok 3 Mini

Performance benchmarks + pricing comparison — updated April 2026

Gemini 1.5 Flash

Google

Cheapest Gemini model. Good for high-volume, simple tasks.

Input$0.075/M
Output$0.300/M
Context1M tokens
Best ForHigh-volume simple tasks, cost optimization

Grok 3 Mini

xAI

Cost-effective xAI model for high-volume tasks. Good balance of capability and affordability.

Input$0.300/M
Output$0.500/M
Context128K tokens
Best ForHigh-volume tasks, simple coding, cost-sensitive projects
Benchmark50/100

Cost Comparison by Scenario

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

ScenarioGemini 1.5 FlashGrok 3 MiniSavings
Small Script (1K lines) $0.01 $0.03 Gemini 1.5 Flash saves $0.01 (54%)
Medium Feature (10K lines) $0.09 $0.21 Gemini 1.5 Flash saves $0.12 (58%)
Large Project (50K lines) $0.43 $1.02 Gemini 1.5 Flash saves $0.59 (58%)
Code Review (5K lines) $0.02 $0.07 Gemini 1.5 Flash saves $0.04 (68%)

Verdict

Gemini 1.5 Flash wins on both price and performance — $0.075/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