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Google: Gemini 2.5 Flash

Gemini 2.5 Flash from Google is designed for extensive interactions with a context length of up to 1048576 tokens and supports various input modalities including text, files, images, audio, and video. It also offers reasoning capabilities and can integrate tools for more versatile use cases. This model should be considered by those requiring robust multimodal handling and advanced reasoning; however, its blended benchmark score of 48.3 across three independent benchmarks indicates mixed performance. Given the pricing at $0.3 per million input tokens and $2.5 per million output tokens, it might be cost-effective for specific use cases but could be pricey for larger-scale operations.

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 2026-07-25. How scoring works →

BenchmarkMeasuresScore
Aider Polyglot code editing across languages 55.1
AI Index broad capability composite 23.3
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 9 categories it ranks in. How we rank →

#CategoryScore
#3 Code CompletionCode · of 25 ranked 134
#3 Audio SummarizationVoice · of 22 ranked 153
#6 Video SummarizationVideo · of 25 ranked 153
#8 TranscriptionVoice · of 22 ranked 123
#9 Transcript CleanupWriting · of 25 ranked 143
#16 TTS ReplacementVoice · of 22 ranked 115
#18 Code DocumentationCode · of 25 ranked 141
#25 Long-Document SummarizationWriting · of 25 ranked 154
#25 Meeting NotesBusiness · of 25 ranked 147

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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.