Gemini 1.5 Pro vs Grok 3

Performance benchmarks + pricing comparison — updated April 2026

Gemini 1.5 Pro

Google

Previous generation Google pro model. Good for general tasks.

Input$1.25/M
Output$5.00/M
Context1M tokens
Best ForGeneral-purpose tasks, document analysis

Grok 3

xAI

xAI's flagship model. Strong general-purpose capability with real-time knowledge access through X platform integration.

Input$3.00/M
Output$15.00/M
Context128K tokens
Best ForGeneral coding, research tasks, current-event-aware applications
Benchmark70/100

Cost Comparison by Scenario

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

ScenarioGemini 1.5 ProGrok 3Savings
Small Script (1K lines) $0.19 $0.55 Gemini 1.5 Pro saves $0.36 (65%)
Medium Feature (10K lines) $1.44 $4.05 Gemini 1.5 Pro saves $2.61 (65%)
Large Project (50K lines) $7.19 $20.25 Gemini 1.5 Pro saves $13.06 (65%)
Code Review (5K lines) $0.34 $0.90 Gemini 1.5 Pro saves $0.56 (62%)

Verdict

Gemini 1.5 Pro wins on both price and performance — $1.25/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