Gemini 2.5 Pro vs GPT-4.1

Performance benchmarks + pricing comparison — updated April 2026

Gemini 2.5 Pro

Google

Google's most capable model. Strong coding, multimodal understanding, and very competitive pricing.

Input$1.25/M
Output$10.00/M
Context1M tokens
Best ForLong document analysis, coding, multimodal tasks

GPT-4.1

OpenAI

Updated GPT-4 generation with improved instruction following and reduced hallucination. Better coding accuracy than GPT-4o.

Input$2.00/M
Output$8.00/M
Context128K tokens
Best ForProduction coding, API development, complex instructions
Benchmark80/100

Cost Comparison by Scenario

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

ScenarioGemini 2.5 ProGPT-4.1Savings
Small Script (1K lines) $0.34 $0.31 GPT-4.1 saves $0.03 (10%)
Medium Feature (10K lines) $2.44 $2.30 GPT-4.1 saves $0.14 (6%)
Large Project (50K lines) $12.19 $11.50 GPT-4.1 saves $0.69 (6%)
Code Review (5K lines) $0.47 $0.55 Gemini 2.5 Pro saves $0.08 (15%)

Verdict

Gemini 2.5 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.

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