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Deepgram

Leading speech-to-text API — real-time streaming transcription.

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About

Deepgram (deepgram.com) is the leading speech-to-text API: real-time streaming transcription with low latency, diarization, and strong developer docs.

The default STT choice for voice agents and meeting tools. Enterprise traction with usage-based pricing. If your agent needs to hear, start here.

What it can do

  • Real-time streaming STT
  • Speaker diarization
  • Low-latency WebSocket API
  • Batch transcription
  • Strong developer docs

Setup

  1. Sign up at deepgram.com and get an API key.
  2. Stream audio via WebSocket for real-time transcription.
  3. Or POST files for batch transcription.

Prerequisites

API key.

Use cases

audioautomation

Works with

Generic APIAny agent (.md)

Trust score — 7/10

/10 trustMetrics-checked

Scored 7/10 (metrics tier). Category-leading STT with real enterprise traction and excellent docs, but proprietary with provider-estimated adoption. Metrics tier.

How the trust score is built

Full methodology →
Adoption · stars/downloads, log-scaled vs peers
8.0/10
Maintenance · recency, releases, issue load
7.0/10
Openness · license + docs
4.8/10
Manual review · sanity read + red-flag check
8.0/10
  • · provider-tier estimate — thinner evidence (no public adoption metric)
  • · major STT API; no public repo — adoption estimated
  • · released 285 days ago
  • · manual review: leading speech-to-text API; real-time streaming; strong developer docs; enterprise traction; license: proprietary

Sources

Every fact above was checked against these sources. Where a claim comes from the provider and couldn't be independently verified, the text says so.