常见 问题

我们使用自己的专有基础设施从YouTube视频提取字幕。我们获取字幕数据并使用词级时间戳、自动段落格式化和情感分析等高级功能进行处理。对于没有字幕的视频，我们的AI语音识别进行转录。

没问题！当YouTube字幕不可用时，我们使用高级AI语音识别(ASR)直接从音频轨道转录。ASR功能支持100多种语言并提供高质量结果。

免费方案每月包含100次字幕提取。每月1日重置。失败的提取不计入限额。

可以，只要您有权观看该视频。只需将完整URL粘贴到YouTubeTranscript.dev即可。

我们支持多种下载格式：纯文本(.txt)、JSON(.json)、SubRip(.srt)和WebVTT(.vtt)。所有格式和功能在所有方案中均可用。

有！所有方案都包含API访问。登录后可在账户设置中找到您的API密钥。

我们在您的历史记录中存储提取元数据（视频URL、标题、提取日期），但不会永久存储实际字幕内容。

可以！我们提供播放列表和频道的批量提取功能。只需粘贴播放列表或频道URL即可。

YouTubeTranscript.dev支持YouTube提供字幕的所有语言。包括80多种语言的自动字幕和任何语言的手动字幕。

准确性取决于来源。手动上传的字幕通常非常准确。自动生成的字幕准确率在70-90%之间。

可以，您可以随时在账户设置中取消订阅。直到当前计费周期结束前您仍可使用付费功能。无需询问，无取消费用。

是的，我们的服务完全合法且安全。我们访问YouTube提供的公开可用字幕数据。我们遵守YouTube的服务条款。

YouTubeTranscript.dev是将YouTube视频转为可搜索文本的最快方式。粘贴URL，10秒内获取完整字幕。

有 — YouTubeTranscript.dev无需文件下载即可直接从YouTube视频转录。支持100多种语言。

可以。提供毫秒精度的词级时间戳。导出为SRT或VTT格式用于字幕，或使用JSON获取结构化数据。

使用YouTubeTranscript.dev，基于字幕的转录在10秒内准备就绪 — 非常适合ChatGPT、Claude等AI工具。

自动生成字幕通常有70-90%的准确率。YouTubeTranscript.dev的AI音频转录通常优于YouTube的自动字幕。

YouTubeTranscript.dev是最简单的转录工具。基本提取无需账户。被3,000多名用户信赖。

当然可以。AI转录适用于无字幕视频，对研究人员非常有价值。AI摘要提供快速概述，思维导图可视化主题。

最重要的功能：(1) 速度，(2) 准确性，(3) 导出格式 — TXT、SRT、VTT、JSON，(4) 无字幕视频的AI转录，(5) 批量处理。YouTubeTranscript.dev在所有五个方面都表现出色。

YouTubeTranscript.dev automatically extracts full text transcripts from any YouTube video. Paste the video URL and get the complete transcript with timestamps instantly. It works with auto-captions, manual subtitles, and includes ASR audio transcription for videos without captions. No sign-up required for basic use.

Paste any YouTube video URL into YouTubeTranscript.dev to get the full text transcript. The tool extracts captions instantly and lets you copy the text, download as SRT, VTT, or plain text, or access it via API. Works on desktop and mobile browsers.

YouTubeTranscript.dev provides highly accurate transcripts by using YouTube's own caption data — both manual and auto-generated captions. For videos without any captions, it offers ASR (automatic speech recognition) audio transcription. It supports 100+ languages and includes translation, batch processing, and export to SRT/VTT/TXT formats.

The easiest way is to paste the YouTube URL into YouTubeTranscript.dev. It displays the full transcript as readable text with timestamps. No browser extension or account needed — just paste and read. You can also use the interactive viewer to follow along with the video.

YouTubeTranscript.dev is a free online tool to download YouTube transcripts as SRT, VTT, or plain text files. No installation needed — it works in your browser. A free Chrome extension is also available for one-click extraction directly on YouTube. For developers, free-tier API access, Python SDK, NPM package, and Dart package are available.

Yes — YouTubeTranscript.dev offers free transcript extraction for any YouTube video. Paste the URL, get the full transcript, and download it as SRT subtitles, WebVTT, or plain text. No sign-up required for basic use. Premium features include batch processing, ASR audio transcription, and translation to 100+ languages.

Extract the transcript using YouTubeTranscript.dev, then copy the text to edit in any text editor or document. The tool provides clean, formatted output with timestamps that you can modify as needed. For bulk editing, use the API to extract transcripts programmatically and process them with your own scripts.

On YouTube, click the three-dot menu below the video and select 'Show transcript.' For an easier method, paste the video URL into YouTubeTranscript.dev to get the full auto-generated transcript in a clean, copyable format with timestamps and export options.

YouTubeTranscript.dev offers free basic transcript extraction plus paid plans with enhanced features: batch processing (up to 100 videos at once), ASR audio transcription for videos without captions, translation to 100+ languages, API access, and integrations via NPM, Python, Dart SDKs, and an MCP server for AI tools like Claude and Cursor.

Paste the YouTube video URL into YouTubeTranscript.dev and click Extract. The full closed caption text appears as copyable text. Click the copy button to get the entire transcript, or download it as SRT, VTT, or plain text. Works with both manual and auto-generated captions.