# Gemini 3.8 Flash: API price, context window and how to connect

Gemini 3.8 Flash by Google: $0.825 per million input tokens, $4.125 per million output tokens, a 1.05M-token window. What it is good for, what to compare it with and how to connect it in SKILLOK.

## In short

The strongest model of Google's Flash line: noticeably better than 3.7 Flash at software engineering, agentic tasks and multi-step reasoning. It accepts text, images, video, audio and files.

## Specifications

| | |
|---|---|
| Provider | [Google](https://skillok.org/docs/en/ai-models/providers/google) |
| Released | 2026-09-02 |
| Context window | 1.05M tokens |
| Accepts | text, images, video, files, audio |
| Answers with | text |
| Reasoning mode | yes |
| Tool calling | yes |
| Open weights | no |
| Identifier | `google/gemini-3.8-flash` |

## Price

| Per 1M tokens | In dollars |
|---|---|
| Input (question, context) | $0.825 |
| Output (answer) | $4.125 |

For reference: a conversation of 20 questions of ~500 tokens and answers of ~800 tokens costs about **$0.074**. Models in reasoning mode spend more tokens on an answer than the text shows: the reasoning is paid for too.

## What it is good for

* Fast answers with good quality
* Analyzing video and audio
* Agentic tasks without a flagship price

## Similar models

Catalog models with the same kind of output, closest in the price of a typical request.

| Model | Input | Output | Window | Price |
|---|---|---|---|---|
| [Kimi K2.6](https://skillok.org/docs/en/ai-models/models/kimi-k2-6) | $0.65 | $3.41 | 262K | 1.2× cheaper |
| [Grok 4.3](https://skillok.org/docs/en/ai-models/models/grok-4-3) | $1.25 | $2.5 | 1M | 1.2× cheaper |
| [Grok 4.20](https://skillok.org/docs/en/ai-models/models/grok-4-20) | $1.25 | $2.5 | 2M | 1.2× cheaper |
| [Kimi K2.7 Code](https://skillok.org/docs/en/ai-models/models/kimi-k2-7-code) | $0.671 | $3.35 | 262K | 1.2× cheaper |
| [DeepSeek V4 Pro 0423](https://skillok.org/docs/en/ai-models/models/deepseek-v4-pro) | $0.955 | $1.911 | 1.05M | 1.6× cheaper |

## Other Google models

* [Gemini 4 Argon](https://skillok.org/docs/en/ai-models/models/gemini-4-argon)
* [Nano Banana 2.1](https://skillok.org/docs/en/ai-models/models/gemini-nano-banana-2-1)

## How to connect in SKILLOK

Gemini 3.8 Flash works through OpenRouter: add an OpenRouter key in **Settings → AI** and pick the `google/gemini-3.8-flash` model. It then becomes available in Space AI, in tasks and to the repository agent. In detail — [Connecting a model in SKILLOK](https://skillok.org/docs/en/ai-models/connecting-in-skillok).

## Where the data comes from

Prices, the context window and capabilities come from the public OpenRouter catalog as of 2026-10-19. A provider may change the price — the exact figure is always on the model's OpenRouter page.

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https://skillok.org/docs/en/ai-models/models/gemini-3-8-flash