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Deepgram vs Gladia

A side-by-side comparison of Deepgram and Gladia, two Voice tools, drawn from Ignaite's continuously-verified listings.

Compared from listings verified as of

Deepgram

Voice

Production speech-to-text. The STT default for many companies.

View Deepgram

Gladia

Voice

Real-time speech-to-text and audio intelligence through a single API.

View Gladia

At a glance

Feature comparison of Deepgram and Gladia
AttributeDeepgramGladia
CategoryVoiceVoice
PricingFREEMIUMFREEMIUM
LicenseProprietaryProprietary
DeploymentCloudCloud
PlatformsAPIAPI
Model supportSingle model (proprietary)Single model (proprietary)
Vendor (differs)DeepgramGladia
Capabilities (differs)
  • Voice agent
  • Transcription (STT)
  • Speaker diarization
  • Speech synthesis (TTS)
  • Summarization
  • Transcription (STT)
  • Speaker diarization
  • Speech translation
  • Summarization
  • Structured extraction

The honest brief

Deepgram

Tuned for messy real-world audio (accents, phone lines, overlapping speakers) where general transcribers fall apart.

  • Strong on accented/telephony audio
  • Real-time streaming + batch
  • Diarization and language detection
  • Low latency
  • API-only, no end-user app
  • Proprietary Nova models
  • English strongest, other langs vary

Gladia

Sub-300ms multilingual real-time transcription with EU data residency — a GDPR-friendly alternative to US-hosted Deepgram and AssemblyAI.

  • Low-latency real-time streaming
  • 100+ languages with strong accent handling
  • GDPR, HIPAA, and SOC 2 compliant
  • Generous free tier and pay-as-you-go
  • API-only, no end-user app
  • Proprietary models
  • Younger than incumbent STT rivals

When to pick which

Both cover Transcription (STT), Speaker diarization, and Summarization.

Pick Deepgram if you need Voice agent and Speech synthesis (TTS).

  • Voice agent (secondary capability)
  • Speech synthesis (TTS) (secondary capability)

Pick Gladia if you need Speech translation and Structured extraction.

  • Speech translation (secondary capability)
  • Structured extraction (secondary capability)