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Gemini 2.5 Flash

by Google

Gemini 2.5 Flash is Google's state-of-the-art workhorse model, specifically designed for advanced reasoning, coding, mathematics, and scientific tasks. It includes built-in "thinking" capabilities, enabling it to provide responses with greater accuracy and nuanced context handling. Additionally, Gemini 2.5 Flash is configurable through the "max tokens for reasoning" parameter, as described in the documentation (https://openrouter.ai/docs/use-cases/reasoning-tokens#max-tokens-for-reasoning).

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Capabilities

Vision
Audio Input

Pricing

Input Tokens
Per 1M tokens
Free
Output Tokens
Per 1M tokens
Free
Image Processing
Per 1M tokens
$1238.00/1M tokens

Supported Modalities

Input

file
image
text
audio
video

Output

text

Performance Benchmarks

Intelligence Index
Overall intelligence score
54.4
Coding Index
Programming capability
42.5
Math Index
Mathematical reasoning
78.3
GPQA
Graduate-level questions
79.3%
MMLU Pro
Multitask language understanding
84.2%
HLE
Human-like evaluation
12.7%
LiveCodeBench
Real-world coding tasks
71.3%
AIME 2025
Advanced mathematics
78.3%

Specifications

Context Length
1.0M tokens
Provider
Google
Throughput
155.218 tokens/s
Released
Jun 17, 2025
Model ID
google/gemini-2.5-flash

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