AGENTKERNEL
  1. Home
  2. All models
  3. Gemini 2.5 Flash

Gemini 2.5 Flash: price, performance and context

Proprietary Gemini 2.5 Flash by Google costs $0.30 per 1M input and $2.50 per 1M output tokens, handles up to 1M tokens in one request (≈ 3,100 pages of text) and scores 15.5 points on the AgentKernel performance index, rank 115 of 212.

Privacy: zero data retention with one provider, including in the EU. Availability over the last 24 h: 100%.

Updated Oct 09, 2026, 16:49 UTC · google/gemini-2.5-flash

Open in the interactive comparison

Key facts

Licence
Proprietary: no public weights, only through a provider API
Input / 1M tokens
$0.30
Output / 1M tokens
$2.50
Context window
1M tokens
Max. output
65.5K tokens
Performance index
15.5 points · rank 115 of 212
Coding index
n/a
Agentic index
n/a
Cost at your usage
$0.925 / month
Knowledge cutoff
Jan 2025
In the catalog since
Jun 17, 2025
Capabilities
Reasoning, Vision, Tool Calling, Files

What do you get for $10.00?

Rules of thumb from the cost calculator, base rates without caching or taxes.

TaskCost per taskFor $10.00
Chat repliesA question with a short history, a detailed answer$0.0017,500
Email draftsBullet points in, a finished email out$0.0019,300
Document summariesRead 10 pages, write a one-page summary$0.0024,500
Code reviewsReview and comment on 500 lines of code$0.0042,400
Book analysesAnalyse a 300-page book in one go$0.035290

Cheaper with similar performance

ModelLicencePerformanceYour cost / month
Ling 3.1 FlashinclusionAIProprietary41.1$0.00
Ling 3.0 Flash VLinclusionAIOpen24.6$0.036
Ling 3.0 FlashinclusionAIOpen20.1$0.037

Stronger models

ModelLicencePerformanceYour cost / month
Gemini 3.1 Flash Lite PreviewGoogleProprietary15.6$0.625
Gemini 2.5 ProGoogleProprietary16.1$3.75
DeepSeek V3.2 ExpDeepSeekOpen16.6$0.373

Open alternatives

ModelLicencePerformanceYour cost / month
MiMo-V2.6-ProXiaomiOpen46.3$0.653
GLM 5.3Z.aiOpen44.8$1.79
Kimi K3Moonshot AIOpen43.6$4.195