Doubao 1.5 FlashDoubao 1.5 Flash（字节跳动）
豆包1.5极速版，极低价格，适合高并发场景。Doubao 1.5 ultra-fast edition, very low price for high-concurrency use.
模型参数与规格Specifications
| 厂商 | 字节跳动 |
| 类型 | 对话大模型 |
| 参数规模 | 未公开 |
| 开源/闭源 | 闭源 |
| 架构 | 未公开 |
| 上下文窗口 | 1M |
| 最大输出 | 128K |
| 输入价格 | $0.1/M tokens |
| 输出价格 | $0.5/M tokens |
| 语言 | 中/英 |
| 发布时间 | 2026-04 |
| 评分 | 4.5 / 5 |
| 能力 | chat、function、reasoningchat、function、reasoning |
| 标签 | 对话、极速、高并发Chat、Ultra-fast、High-concurrency |
| 优点 | 极速、极低价、高并发Ultra-fast、Ultra-low price、High concurrency |
| 注意事项 | 能力有限、闭源Limited ability、Closed-source |
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关闭关于 Doubao 1.5 Flash 的常见问题Frequently Asked Questions about Doubao 1.5 Flash
Doubao 1.5 Flash 是免费的吗？Is Doubao 1.5 Flash free?
Doubao 1.5 Flash 目前以付费 API / 平台调用为主，可关注官方是否提供免费试用额度。Doubao 1.5 Flash is mainly available via paid API/platform calls; watch for official free trial quotas.
Doubao 1.5 Flash 的上下文窗口有多大？How large is Doubao 1.5 Flash's context window?
Doubao 1.5 Flash 的上下文窗口为 1M，适合处理长文档与多轮复杂对话。Doubao 1.5 Flash's context window is 1M, suitable for long documents and multi-turn complex dialogue.
Doubao 1.5 Flash 是开源还是闭源？Is Doubao 1.5 Flash open-source or closed-source?
闭源模型，主要通过官方 API 或平台使用。Closed-source model, mainly available via official API or platform.
Doubao 1.5 Flash 适合用来做什么？What is Doubao 1.5 Flash good for?
Doubao 1.5 Flash 的主要能力包括 chat、function、reasoning，可用于相关场景的创作、分析与自动化任务。Doubao 1.5 Flash's main capabilities include chat、function、reasoning, usable for creation, analysis and automation in related scenarios.