GPT-4oOpenAI
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Gemini 2.5 ProGoogle
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GPT-4o vs Gemini 2.5 Pro
GPT-4o and Gemini 2.5 Pro are flagship models from OpenAI and Google. Gemini 2.5 Pro stands out with its massive 1M-token context window, while GPT-4o offers robust multimodal and function calling capabilities.
| Feature | GPT-4o | Gemini 2.5 Pro |
|---|---|---|
| Provider | OpenAI | |
| Context Window | 128K tokens | 1M tokens |
| Vision Support | Yes | Yes |
| Function Calling | Native | Native |
| Best For | General-purpose tasks | Long-context analysis |
Our Verdict
Choose Gemini 2.5 Pro for tasks involving very long documents or extensive context. GPT-4o remains the most well-rounded model for general tasks and tool use.
Frequently Asked Questions
Which has a bigger context window?
Gemini 2.5 Pro has a 1M-token context window, nearly 8x larger than GPT-4o's 128K-token context.
Which is better for coding?
Both are strong coders. GPT-4o has more extensive training on code, while Gemini 2.5 Pro can hold more code in context at once.
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