Home › Providers › google › Google: Gemini 3.8 Flash

Google: Gemini 3.8 Flash API Pricing

Google: Gemini 3.8 Flash is an API model from google. It costs $0.825 per 1M input tokens and $4.125 per 1M output tokens, with cached input at $0.0825. Its context window is 1,048,576 tokens with up to 65,536 output tokens. A workload of 10M input + 2M output tokens costs about $16.5 per month.
Input
$0.825
per 1M tokens
Output
$4.125
per 1M tokens
Cached input
$0.0825
per 1M tokens
Context window
1.04858M
1,048,576 tokens
Blended (80/20)
$1.485
per 1M tokens

Gemini 3.8 Flash is Google's most intelligent Flash model with significant gains from 3.7 Flash across software engineering, agentic tasks, and multi-step reasoning.

How much does Google: Gemini 3.8 Flash cost for a real workload?

At 10M input + 2M output tokens per month, Google: Gemini 3.8 Flash costs about $16.5 ($8.25 input + $8.25 output). Try your own volumes in the cost calculator.

What are cheaper alternatives to Google: Gemini 3.8 Flash?

Compare Google: Gemini 3.8 Flash with other models

Google: Gemini 3.8 Flash vs Google: Gemma 4 26B A4B (free)Google: Gemini 3.8 Flash vs Google: Gemma 4 31B (free)Google: Gemini 3.8 Flash vs Google: Lyria 3 Pro PreviewGoogle: Gemini 3.8 Flash vs Google: Lyria 3 Clip PreviewGoogle: Gemini 3.8 Flash vs Google: Gemma 3 4BGoogle: Gemini 3.8 Flash vs Google: Gemma 3 12B

Frequently asked questions

How much does Google: Gemini 3.8 Flash cost?

Google: Gemini 3.8 Flash costs $0.825 per 1M input tokens and $4.125 per 1M output tokens (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $16.5.

What is the context window of Google: Gemini 3.8 Flash?

Google: Gemini 3.8 Flash has a context window of 1,048,576 tokens and can return up to 65,536 output tokens per response.

What are cheaper alternatives to Google: Gemini 3.8 Flash?

Cheaper models include Google: Gemini 3.7 Flash ($0.75 in / $3.75 out), Google: Gemini 3.6 Flash ($0.75 in / $3.75 out), Mistral: Mistral Medium 3.5 (batch) ($0.75 in / $3.75 out). See the full list on this page.

Is Google: Gemini 3.8 Flash free to use?

No. Google: Gemini 3.8 Flash is a paid model at $0.825 input / $4.125 output per 1M tokens. 20 free models are listed on the free models page.

Provider: google · Model ID: google/gemini-3.8-flash · Modality: text+image+file+audio+video->text · Price snapshot October 21, 2026, refreshed daily. How we collect prices