These tools integrates with

VapivsDeepgram

Voice agent middleware for production phone and web agents versus Fast, accurate speech-to-text API

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Choose Vapi when…

  • You're building phone or web voice agents with real-time conversation
  • You need multi-provider LLM + TTS + STT routing in one platform
  • You want production-grade call analytics and interruption handling

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
Vapi
Deepgram
Category
Voice AI
Voice AI
Type
Commercial
Commercial
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Pay-as-you-go: $0.05/minEnterprise: Custom
Pay-as-you-go: $0.0043/minGrowth: Custom
GitHub Stars
Health

Vapi

Full-stack platform for building, testing, and deploying voice AI agents. Handles real-time telephony, multi-provider LLM routing, interruption detection, and call analytics. Most-adopted voice agent infrastructure in production.

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 Vapi (3)

Retell AIElevenLabsDeepgram

Only Deepgram (2)

AssemblyAIVapi

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See how Vapi and Deepgram fit into the bigger picture — 207 tools, 455 relationships, all mapped.

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