Gemini 2.5 Flash Experimental vs GPT-4o

Detailed comparison of capabilities, features, and performance.

Feature
Gemini 2.5 Flash Experimental
GPT-4o
Model Image
Gemini 2.5 Flash Experimental
GPT-4o
AI Lab
Google
OpenAI
Context Size
1,048,576 tokens
128,000 tokens
Max Output Size
64,000 tokens
4,096 tokens
Frontier Model
No
Yes
Vision Support
Yes
Yes
Description
Multimodal model that is fast, token efficient and performant for complex tasks. 1M context window.
The Omni model from OpenAI that reasons across audio vision and text

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