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OpenAI

Gemini 2.5 Flash vs GPT-4

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

Gemini 2.5 Flash wins:

  • Cheaper input tokens
  • Cheaper output tokens
  • Larger context window
  • Faster response time
  • Higher intelligence benchmark
  • Better at coding
  • Better at math
  • Supports vision
  • Has reasoning mode

GPT-4 wins:

  • No clear advantages in compared metrics
Price Advantage
Gemini 2.5 Flash
Benchmark Advantage
Gemini 2.5 Flash
Context Window
Gemini 2.5 Flash
Speed
Gemini 2.5 Flash

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

FeatureGemini 2.5 FlashGPT-4
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyGemini 2.5 FlashGPT-4
LicenseProprietaryProprietary
AuthorGoogleOpenAI
ReleasedJun 2025May 2023

Gemini 2.5 Flash Modalities

Input
fileimagetextaudiovideo
Output
text

GPT-4 Modalities

Input
text
Output
text

Related Comparisons

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Frequently Asked Questions

Gemini 2.5 Flash has cheaper input pricing at $0.30/M tokens. Gemini 2.5 Flash has cheaper output pricing at $2.50/M tokens.
Gemini 2.5 Flash scores higher on coding benchmarks with a score of 17.8, compared to GPT-4's score of 13.1.
Gemini 2.5 Flash has a 1,048,576 token context window, while GPT-4 has a 8,191 token context window.
Gemini 2.5 Flash supports vision. GPT-4 does not support vision.

Built by @aellman

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