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Google: Gemini 2.5 Flash (batch)

Gemini 2.5 Flash from Google is designed for extensive tasks with a context length of up to 1048576 tokens and supports various input modalities including text, images, audio, and video. It also integrates tools and reasoning capabilities, making it versatile for complex applications. This model is suitable for those needing a broad range of functionalities across different data types. Given its blended benchmark score of 48.3 across three independent tests, Gemini 2.5 Flash stands as a solid choice, though its performance varies in specific benchmarks like Aider Polyglot and AI Index. Its pricing at $0.15 per million input tokens and $1.25 per million output tokens makes it relatively costly compared to other models; however, its comprehensive support for multiple modalities justifies the expense for users requiring robust multi-modal handling capabilities.

Quality Score
100/100
price + capability + benchmarks
Input Price
$0.15
per 1M tokens
Output Price
$1.25
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:batch
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 $0.15/M input and $1.25/M output rates. Run your own numbers →

JobTokensCost
Summarize a 50-page report 30k in / 1.5k out under $0.01
Classify 1,000 customer emails 500k in / 50k out $0.14
A month of a busy support chatbot 5M in / 2M out $3.25

Strong choice for

Category rankings

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

#CategoryScore
#1 Code CompletionCode · of 25 ranked 134
#15 Audio SummarizationVoice · of 25 ranked 153
#18 TranscriptionVoice · of 25 ranked 123
#18 Video SummarizationVideo · of 25 ranked 153
#19 Transcript CleanupWriting · of 25 ranked 143

Similar models

Quick answers

How much does Google: Gemini 2.5 Flash (batch) cost?
$0.15 per million input tokens and $1.25 per million output tokens.
What is Google: Gemini 2.5 Flash (batch)'s context window?
1,048,576 tokens, roughly 1,572 pages of text in a single request.
Does Google: Gemini 2.5 Flash (batch) support tool calling?
It supports tool calling, structured output, a reasoning mode.
Can Google: Gemini 2.5 Flash (batch) process images?
Yes, it accepts image input.