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Gemini 2.5 Flash vs Gemini 2.5 Pro Experimental (Comparative Analysis)

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Comparative Analysis: Gemini 2.5 Flash vs. Gemini 2.5 Pro Experimental
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Overview

Gemini 2.5 Pro Experimental was released 2 months before Gemini 2.5 Flash.
Gemini 2.5 FlashGemini 2.5 Flash
Gemini 2.5 Pro ExperimentalGemini 2.5 Pro Experimental
Model Provider
The organization behind this AI's development
Google logoGoogle
Google logoGoogle
Input Context Window
Maximum input tokens this model can process at once
1M
tokens
1M
tokens
Output Token Limit
Maximum output tokens this model can generate at once
65.5K
tokens
65.5K
tokens
Release Date
When this model first became publicly available
June 17th, 2025
March 25th, 2025

Capabilities & Features

Compare supported features, modalities, and advanced capabilities
Gemini 2.5 Flash
Gemini 2.5 Pro Experimental
Input Types
Supported input formats
📁File🖼️Image📝Text🎵Audio
📝Text🖼️Image📁File
Output Types
Supported output formats
📝Text
📝Text
Tokenizer
Text encoding system
GeminiGemini
Key Features
Advanced capabilities
Function CallingStructured OutputReasoning ModeContent Moderation
Function CallingStructured OutputReasoning ModeContent Moderation

Pricing

Gemini 2.5 FlashGemini 2.5 Flash
Gemini 2.5 Pro ExperimentalGemini 2.5 Pro Experimental
Input Token Cost
Cost per million input tokens
$0.30
per million tokens
Not specified
Output Token Cost
Cost per million outut tokens
$2.50
per million tokens
Not specified

Benchmarks

Compare relevant benchmarks between Gemini 2.5 Flash and Gemini 2.5 Pro Experimental.
Gemini 2.5 FlashGemini 2.5 Flash
Gemini 2.5 Pro ExperimentalGemini 2.5 Pro Experimental
MMLU
Measures knowledge across 57 subjects like law, math, history, and science
Benchmark not available.
Benchmark not available.
MMMU
Measures understanding of combined text and images across various domains
Benchmark not available.
Benchmark not available.
HellaSwag
Measures common sense reasoning by having models complete sentences about everyday situations
Benchmark not available.
Benchmark not available.

At a Glance

Quick overview of what makes Gemini 2.5 Flash and Gemini 2.5 Pro Experimental unique.
Google logoGemini 2.5 Flash by Google understands both text and images, handles audio, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1M token context window. Reasonably priced at $0.30/M input and $2.50/M output tokens. Released June 17th, 2025.
Google logoGemini 2.5 Pro Experimental by Google understands both text and images, can use external tools and APIs, generates structured data. It can handle standard conversations with its 1M token context window. Released March 25th, 2025.

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