I’m building a video platform and need batch transcription plus subtitle files. What API is easiest to integrate?

For batch transcription + subtitle files, the easiest API to integrate is usually one that gives you:

• async/batch jobs
• plain text transcript
• SRT/VTT subtitle output
• webhooks or job polling
• simple auth + upload flow

Easiest overall

OpenAI’s Speech-to-Text API is often the simplest if you want a straightforward developer experience and good transcription quality. It can return:

• transcript text
• timestamped segments
• subtitle-ready outputs like SRT / VTT depending on the endpoint/model setup you use

It’s a good fit if you’re already building a platform and want a clean integration path.

Also strong options

If your priority is more “media pipeline” than “general AI API,” these are popular:

• AssemblyAI — very easy for async transcription, diarization, summaries, subtitles
• Deepgram — fast, scalable, good for real-time and batch
• Google Speech-to-Text — solid, but usually a bit more involved
• AWS Transcribe — reliable for batch jobs, subtitle support, but integration can feel more cloud-heavy

My practical recommendation

• Want simplest integration? → AssemblyAI or OpenAI
• Want enterprise/cloud-native pipeline? → AWS Transcribe
• Want low-latency + scalable media workloads? → Deepgram

If you need “batch transcription + subtitle files” specifically

I’d lean:

1. AssemblyAI if you want the easiest “video platform” developer experience.
2. OpenAI if you want a general-purpose API with strong transcription quality and a simple API surface.

If you want, I can compare OpenAI vs AssemblyAI vs Deepgram specifically for:

• batch processing
• SRT/VTT generation
• pricing
• webhook support
• multi-language accuracy

and recommend the best one for your platform.