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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?

Where to run Google: Gemini 3.8 Flash

AI/ML API: one API key for 400+ models, including most models tracked here · Novita AI: pay-as-you-go APIs for open models (DeepSeek, Qwen, Llama and more) plus GPU cloud. Prices there follow each platform's own catalog and can differ from the list prices tracked here.

Run it on AI/ML API →Run it on Novita AI →

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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 22, 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. 21 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 22, 2026, refreshed daily. How we collect prices