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Google: Gemini 2.5 Flash

Gemini 2.5 Flash from Google is an advanced AI model capable of handling text, images, audio, video, and file inputs, with a substantial context length of up to 1MB. It supports reasoning and tools integration, enabling complex problem-solving scenarios; however, structured output support remains unverified. This model shines as a robust choice for businesses requiring comprehensive input modalities and reasoning capabilities, despite its higher cost-$0.3 per million input tokens and $2.5 per million output tokens. Its blended benchmark score of 48.3 across three independent benchmarks underscores its reliability; however, the lack of detailed coverage in some areas leaves room for uncertainty.

Quality Score
100/100
price + capability + benchmarks
Input Price
$0.30
per 1M tokens
Output Price
$2.50
per 1M tokens
Context Window
1,048,576
tokens

Benchmark results

Independent, published benchmarks. Blended score 48.3 across 3 benchmarks, last refreshed 2026-08-13. How scoring works →

BenchmarkMeasuresScore
Aider Polyglot code editing across languages 55.1
AI Index broad capability composite 23.4
EQ-Bench emotional understanding in dialogue 54.5
Model ID
google/gemini-2.5-flash
Vendor
google
Released
June 2025
Tokenizer
Gemini
Input Modalities
file, image, text, audio, video
Output Modalities
text
Max Output
65,535 tokens
Tool Calling
✓ supported
Structured Output
✓ supported
Reasoning Mode
✓ supported
Vision
✓ accepts images
Audio
✓ accepts audio
Moderated
no

What it costs in practice

Computed from the current $0.30/M input and $2.50/M output rates. Run your own numbers →

JobTokensCost
Summarize a 50-page report 30k in / 1.5k out $0.01
Classify 1,000 customer emails 500k in / 50k out $0.28
A month of a busy support chatbot 5M in / 2M out $6.50

Strong choice for

Category rankings

Where Google: Gemini 2.5 Flash places across the 5 categories it ranks in. How we rank →

#CategoryScore
#4 Code CompletionCode · of 25 ranked 134
#14 Audio SummarizationVoice · of 25 ranked 153
#17 TranscriptionVoice · of 25 ranked 123
#17 Video SummarizationVideo · of 25 ranked 153
#20 Transcript CleanupWriting · of 25 ranked 143

Similar models

Quick answers

How much does Google: Gemini 2.5 Flash cost?
$0.30 per million input tokens and $2.50 per million output tokens.
What is Google: Gemini 2.5 Flash's context window?
1,048,576 tokens, roughly 1,572 pages of text in a single request.
Does Google: Gemini 2.5 Flash support tool calling?
It supports tool calling, structured output, a reasoning mode.
Can Google: Gemini 2.5 Flash process images?
Yes, it accepts image input.