These tools competes with
AssemblyAIvsDeepgram
Audio intelligence API — transcription + LLM understanding versus Fast, accurate speech-to-text API
Compare interactively in Explore →Choose AssemblyAI when…
- •You need structured intelligence from audio beyond raw transcription
- •You want LLM-powered Q&A over audio content
- •PII redaction or compliance on audio data is required
Choose Deepgram when…
- •You need real-time speech-to-text with <300ms latency
- •Accuracy on noisy audio or accented speech matters
- •You need speaker diarization or custom vocabulary
Side-by-side comparison
Field
AssemblyAI
Deepgram
Category
Voice AI
Voice AI
Type
Commercial
Commercial
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Pay-as-you-go: $0.65/hrEnterprise: Custom
Pay-as-you-go: $0.0043/minGrowth: Custom
GitHub Stars
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Health
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AssemblyAI
Transcription API with built-in AI features: speaker labels, sentiment analysis, topic detection, PII redaction, and LeMUR (LLM over audio). Best for extracting structured insight from audio.
Deepgram
Real-time and batch speech recognition API with <300ms latency. Supports 30+ languages, speaker diarization, and custom vocabulary. Nova-3 model is best-in-class for English accuracy.
Shared Connections1 tools both integrate with
Only AssemblyAI (1)
Deepgram
Only Deepgram (2)
AssemblyAIVapi
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