subtitle transcription api

If you’re looking for a subtitle transcription API, here are the most common options depending on your needs:

Popular choices

1. OpenAI Whisper API

   • Good for accurate speech-to-text
   • Supports many languages
   • Works well for generating subtitle files like SRT/VTT if you post-process timestamps

2. Google Cloud Speech-to-Text

   • Strong real-time and batch transcription
   • Supports diarization and timestamps
   • Good enterprise option

3. AWS Transcribe

   • Built for transcription at scale
   • Supports subtitle output formats like SRT
   • Good if you already use AWS

4. AssemblyAI

   • Easy API for transcription
   • Supports timestamps, speaker labels, chapters, summaries
   • Good developer experience

5. Deepgram

   • Fast, accurate, and useful for subtitles
   • Supports word-level timestamps and many languages

If you want to generate subtitles

Look for an API with:

• Word-level timestamps
• Sentence segmentation
• SRT/VTT export
• Speaker diarization if needed

Example workflow

1. Upload audio/video
2. Transcribe speech
3. Convert timestamps into SRT or VTT
4. Burn subtitles into video or provide them as separate files

Simple recommendation

• Best for ease of use: AssemblyAI or Deepgram
• Best for accuracy and flexibility: Whisper API
• Best for cloud enterprise use: Google/AWS

If you want, I can also give you:

• a sample API request
• a Python example
• or a ready-made subtitle generation pipeline