---
title: "Gemini 3.8 Flash API pricing: ⁨$0.75⁩ in, ⁨$3.75⁩ out · DotsAgent"
description: "Gemini 3.8 Flash by Google: price per million input, cached and output tokens, context window, agent features and what a real agent task costs on it."
url: https://dotsagent.io/models/gemini-3-8-flash
---

[Google](https://dotsagent.io/providers/google)

· Flagship

# Gemini 3.8 Flash API pricing and specs

Google's most capable model in the public Gemini API, with function calling, computer use in preview, code execution and grounding in Search and Maps.

Input

$0.75

Cached input

$0.075

Output

$3.75

US dollars per million tokens, standard tier, short-prompt rate

Output price includes thinking tokens. Search grounding gives 5,000 free queries a month across Gemini 3.x models, then costs $14 per thousand. The 'minimal' thinking level returns an error.

This is an introductory price. From January 1, 2027 the list price becomes $1.50 input, $0.15 cached and $7.50 output per million tokens.

## Spec sheet

- **API model string**: `gemini-3.8-flash`
- **Provider**: [Google](https://dotsagent.io/providers/google)
- **Context**: 1.05M tokens
- **Max output**: 66K tokens
- **Released**: September 2, 2026
- **Batch API**: 50% off, results within hours
- **Documented agent features**: Tool callingStructured outputComputer useBuilt-in web searchAdjustable reasoning

## What a task costs

Four reference workloads priced at this model's list rates, with caching applied after the first call. Your numbers will differ; the calculator lets you change every assumption.

| Workload | Per task | Per 1,000 tasks |
| --- | --- | --- |
| Support bot 4 calls, short tool lookups | $0.021 | $21 |
| Coding agent 30 calls, files and test output | $0.742 | $742 |
| Browser agent 25 calls, screenshots and page text | $0.524 | $524 |
| Research agent 15 calls, long search results | $0.496 | $496 |

[Change the assumptions](https://dotsagent.io/cost#model=gemini-3-8-flash)

## Other Google models

- [Gemini 3.1 Pro Preview](https://dotsagent.io/models/gemini-3-1-pro-preview): $2 / $12

- [Gemini 3.5 Flash](https://dotsagent.io/models/gemini-3-5-flash): $1.50 / $9

- [Gemini 3.5 Flash-Lite](https://dotsagent.io/models/gemini-3-5-flash-lite): $0.30 / $2.50

## Similar cost elsewhere

Models from other providers whose cost on the 30-step coding workload is closest to this one.

- [DeepSeek-V4-Pro-0813](https://dotsagent.io/models/deepseek-v4-pro-0813): $0.961 per coding task

- [Claude Haiku 4.5](https://dotsagent.io/models/claude-haiku-4-5): $0.989 per coding task

- [Mistral Small 4](https://dotsagent.io/models/mistral-small-4): $0.526 per coding task

- [Grok Build 0.1](https://dotsagent.io/models/grok-build-0-1): $1.16 per coding task

## Sources

1. [ai.google.dev](https://ai.google.dev/gemini-api/docs/pricing)/gemini-api/docs/pricing
2. [ai.google.dev](https://ai.google.dev/gemini-api/docs/models/gemini-3.8-flash)/gemini-api/docs/models/gemini-3.8-flash
3. [ai.google.dev](https://ai.google.dev/gemini-api/docs/changelog)/gemini-api/docs/changelog

Independent reference for people who build AI agents. Not affiliated with any vendor named here.

© 2026 DotsAgent · Facts checked October 1, 2026