AssemblyAI
Speech-to-text and audio intelligence API.
AI AudioFreemium · Free + paid plans
AssemblyAI is a speech-to-text and audio intelligence API that provides transcription, speaker labels, summarization, and content moderation features for developers building audio/video products.
Pros
- +High-accuracy speech-to-text API
- +Rich audio intelligence features beyond transcription
- +Scales well for developer/enterprise workloads
- +Good documentation and SDKs
Cons
- –Requires development effort to integrate
- –Pricing scales with audio processing volume
- –No consumer-facing app — API/developer focused
Best for
Common use-cases
- • building transcription features into an app
- • analyzing call center audio at scale
- • adding speaker diarization to recordings
- • moderating audio content automatically
Integrations
REST APIWebhooksZapier
Alternatives to AssemblyAI
See all AssemblyAI alternatives →AssemblyAI FAQ
- How much does AssemblyAI cost?
- AssemblyAI uses freemium pricing, starting from Free + paid plans. Check AssemblyAI's site for current plans.
- What are the best AssemblyAI alternatives?
- Top alternatives include ElevenLabs, Adobe Podcast, AI Singer. See the full list of AssemblyAI alternatives for a ranked comparison.