Deepgram Speech-to-Text
Speech-to-text API supporting 45+ languages with streaming and batch transcription, speaker identification and smart formatting, alongside companion text-to-speech and voice-agent APIs.
Find alternatives to Deepgram Speech-to-Text
Pay-As-You-Go: no minimum, no expiration, no credit card required, with a $200 free starting credit; streaming transcription starts at $0.0048/minute on their highest-performing model. A prepaid annual Growth plan offers up to 20% savings over pay-as-you-go rates.
What it does
- Speech to text
- Voice agent
How it compares
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Speech to Text API
Deepgram Alternative: Better Accuracy, 55+ Languages, Lower Cost | Speechmatics
Official documentation · 19 Sep 2026 -
Sonic / Ink
Cartesia | Deepgram alternative for voice agents
Company disclosure · 20 Sep 2026 -
AssemblyAI Universal Speech-to-Text API
Deepgram's own head-to-head page, 'AssemblyAI vs Deepgram'
Company disclosure · 20 Sep 2026
Sources
- Pricing
- Sold within
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The pricing page offers "Pay As You Go" — "No minimums. No expiration." "No credit card required." — starting at "Free $200 Credit" then pay-as-you-go, with a "Sign Up Free" route; its Speech to Text table prices Nova-3 Monolingual streaming at $0.0048/min.
- Modalities
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Official documentation · 1 Oct 2026
Page: 'Convert speech-to-text with unmatched accuracy, ultra-low latency, and enterprise scalability.'
Also from Deepgram
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Deepgram Flux TTS API service
Deepgram's text-to-speech API, marketed on low latency (responses from about 80ms) and on being deployable in the customer's own environment as well as on Deepgram's cloud.
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Deepgram Voice Agent API API service
A single API for building real-time voice agents, combining Deepgram's speech-to-text and text-to-speech with LLM orchestration.
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Deepgram Audio Intelligence API service
Language-understanding features layered on Deepgram's speech recognition — summarisation, topic and intent detection over conversational audio.
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