---
id: 20260304-T0-09
title: "Gemini 3.1 Flash-Lite：成本降至八分之一"
title_en: "Gemini 3.1 Flash-Lite: Costs Cut to One-Eighth"
url: https://ai.daily.yangsir.net/daily/20260304-T0-09
issue_date: 2026-03-04
publish_date: 2026-03-03T21:53:54.000Z
source_name: "Simon Willison"
source_url: https://simonwillison.net/2026/Mar/3/gemini-31-flash-lite/#atom-everything
---

# Gemini 3.1 Flash-Lite：成本降至八分之一

Google发布Gemini 3.1 Flash-Lite模型，输入成本为0.25美元/百万token，输出成本1.5美元/百万token，仅为Gemini 3.1 Pro的八分之一。该模型支持四种不同的思考层级，用户可根据需求选择推理深度。Flash-Lite系列旨在降低AI使用门槛，使更多企业和个人能够负担高质量的语言模型服务。

## English Version

**Gemini 3.1 Flash-Lite: Costs Cut to One-Eighth**

Google released Gemini 3.1 Flash-Lite model with input costs at $0.25/million tokens and output at $1.5/million tokens, one-eighth of Gemini 3.1 Pro. The model supports four thinking levels, allowing users to choose reasoning depth. Flash-Lite series aims to lower AI usage barriers, making high-quality language models affordable for more businesses and individuals.

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**来源**：[Simon Willison](https://simonwillison.net/2026/Mar/3/gemini-31-flash-lite/#atom-everything)

**详情页**：https://ai.daily.yangsir.net/daily/20260304-T0-09

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