Meet Nova-3: A New Standard for AI-Driven Speech-to-Text

Speech to Text API for next-level apps

Build and scale voice-first applications easily with Deepgram's flexible, real-time speech-to-text API—helping developers build quickly and ship faster, whether on-premises, in VPC, or the cloud.

Trusted by the world’s top enterprises, startups, and researchers

Great, fast, or affordable. Pick three.

Lightning-fast transcription that doesn't compromise. Convert your most complex audio to text with best-in-class accuracy in seconds, not minutes.

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>90% accuracy

Deepgram leads the industry with the most accurate transcription models in the market across enterprise use cases.

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<300ms latency

The fastest real-time transcription speeds for human-like conversational AI experiences, real-time analytics, and enablement.

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2-5X More Affordable

Our GPU infrastructure optimizes speech and language models for superior, cost-effective performance.

Raising the bar in ASR performance

In today's landscape, accurate transcription is table stakes. Compare and test with real-world audio to find the solution that delivers the complete feature set you need.

23%more accurate than Amazon
10xfaster than Amazon
10xcheaper than Amazon
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Amazon
13.6%
289.9s
$0.0240
VS
Word Error Rate
Speed
Cost
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Deepgram
8.4%
29.8s
$0.0043
Word Error Rate (WER) [%] Speed (Median Inference Time [Sec] Per Audio Hour). Lower is better.
23%more accurate than Amazon
10xfaster than Amazon
5.6xcheaper than Amazon

Discover Speech to Text capabilities

Designed for precision, security, and adaptability, our advanced features optimize transcription accuracy, context awareness, and seamless enterprise integration.

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Keyterm Prompting

Instantly improve Keyword Recall Rate (KRR) for important keyterms or phrases up to 90%
Learn more in the docs →

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Filler Words

Filler Words can help transcribe interruptions in your audio, like "uh" and "um".
Learn more in the docs →

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Smart Formatting

Smart Format improves readability with punctuation and paragraphs.
Learn more in the docs →

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Diarization

Diarize detects speaker changes and labels each word in the transcript.
Learn more in the docs →

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Numerals

Numerals converts written numbers to digits (e.g., "one hundred" to "100").
Learn more in the docs →

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Redaction

Deepgram's Redaction removes sensitive information from your transcripts.
Learn more in the docs →

From voice to text, instantly

Our models transcribe both pre-recorded and live audio with unmatched accuracy and speed—outperforming anyone else in the market.

36+ languages and dialects to choose from

Through multiple language and use case models, our platform adapts to meet the diverse needs of your customers, wherever they are.

Transcription built for everyone

  • Contact Centers: Accurate transcription empowers organizations to derive profound insights, enhance agent performance, and offer unparalleled customer experiences.

  • Healthcare: Generate clinical notes at scale with fast and accurate speech-to-text that captures specific medical terms and jargon.

  • Media: Caption, summarize, and analyze podcasts and videos affordably and efficiently.

  • Conversational AI: Accurate, real-time transcripts for human-like conversational AI bots.

Trusted by startups and enterprises

Discover the power of our product through real stories.

Deepgram has another winner with the Nova 3 model. I've observed significant improvements in transcription accuracy, particularly with proper nouns.

David Zhao

CTO, Livekit

Livekit | quote logo

Deepgram's Nova-3 model is a remarkable leap forward in data extraction. The enhanced contextual information makes transcriptions more actionable, turning data into valuable insights.

Matt Baker

VP of Engineering, Gladly

Gladly | Quote logo

We saw a massive jump in accuracy with Nova-3. Previous models recognized only 10% of critical veterinary terms, but with Nova-3 and keyterm prompting, we're seeing a 625% improvement.

Brendan Chan

CTO, Talkatoo

Talkatoo | Quote logo

I was floored when I tested Nova-3 against dozens of product names that do not exist as real words. Nova-3 boosted cognitive recognition from almost no capability to near 100% accuracy.

Roya Baharloo

Senior AI Scientist, Stream It

Stream It | Quote logo

As we’ve begun to roll out Deepgram to our customers, we’ve noticed the platform’s distinct ability to quickly and accurately transcribe product and company names.

Adam Larsen

Adam Larsen

CTO, Creovai

Creovai | testimonial

I’d recommend Deepgram to any B2B SaaS company that’s looking for the best-in-breed transcription and customer service and customer success.

Josh Schachter

Josh Schachter

CEO, UpdateAI

Update AI

Not only is Deepgram’s technology the most advanced we found, but working with them has been an absolute pleasure.

Craig Akal

Craig Akal

Co-founder/Director, Elerian AI

Elerian AI - testimonial

Deepgram has another winner with the Nova 3 model. I've observed significant improvements in transcription accuracy, particularly with proper nouns.

David Zhao

CTO, Livekit

Livekit | quote logo

Deepgram's Nova-3 model is a remarkable leap forward in data extraction. The enhanced contextual information makes transcriptions more actionable, turning data into valuable insights.

Matt Baker

VP of Engineering, Gladly

Gladly | Quote logo

We saw a massive jump in accuracy with Nova-3. Previous models recognized only 10% of critical veterinary terms, but with Nova-3 and keyterm prompting, we're seeing a 625% improvement.

Brendan Chan

CTO, Talkatoo

Talkatoo | Quote logo

I was floored when I tested Nova-3 against dozens of product names that do not exist as real words. Nova-3 boosted cognitive recognition from almost no capability to near 100% accuracy.

Roya Baharloo

Senior AI Scientist, Stream It

Stream It | Quote logo

As we’ve begun to roll out Deepgram to our customers, we’ve noticed the platform’s distinct ability to quickly and accurately transcribe product and company names.

Adam Larsen

Adam Larsen

CTO, Creovai

Creovai | testimonial

I’d recommend Deepgram to any B2B SaaS company that’s looking for the best-in-breed transcription and customer service and customer success.

Josh Schachter

Josh Schachter

CEO, UpdateAI

Update AI

Not only is Deepgram’s technology the most advanced we found, but working with them has been an absolute pleasure.

Craig Akal

Craig Akal

Co-founder/Director, Elerian AI

Elerian AI - testimonial

Deepgram has another winner with the Nova 3 model. I've observed significant improvements in transcription accuracy, particularly with proper nouns.

David Zhao

CTO, Livekit

Livekit | quote logo

Deepgram's Nova-3 model is a remarkable leap forward in data extraction. The enhanced contextual information makes transcriptions more actionable, turning data into valuable insights.

Matt Baker

VP of Engineering, Gladly

Gladly | Quote logo

We saw a massive jump in accuracy with Nova-3. Previous models recognized only 10% of critical veterinary terms, but with Nova-3 and keyterm prompting, we're seeing a 625% improvement.

Brendan Chan

CTO, Talkatoo

Talkatoo | Quote logo

I was floored when I tested Nova-3 against dozens of product names that do not exist as real words. Nova-3 boosted cognitive recognition from almost no capability to near 100% accuracy.

Roya Baharloo

Senior AI Scientist, Stream It

Stream It | Quote logo

As we’ve begun to roll out Deepgram to our customers, we’ve noticed the platform’s distinct ability to quickly and accurately transcribe product and company names.

Adam Larsen

Adam Larsen

CTO, Creovai

Creovai | testimonial

I’d recommend Deepgram to any B2B SaaS company that’s looking for the best-in-breed transcription and customer service and customer success.

Josh Schachter

Josh Schachter

CEO, UpdateAI

Update AI

Not only is Deepgram’s technology the most advanced we found, but working with them has been an absolute pleasure.

Craig Akal

Craig Akal

Co-founder/Director, Elerian AI

Elerian AI - testimonial

Deepgram has another winner with the Nova 3 model. I've observed significant improvements in transcription accuracy, particularly with proper nouns.

David Zhao

CTO, Livekit

Livekit | quote logo

Deepgram's Nova-3 model is a remarkable leap forward in data extraction. The enhanced contextual information makes transcriptions more actionable, turning data into valuable insights.

Matt Baker

VP of Engineering, Gladly

Gladly | Quote logo

We saw a massive jump in accuracy with Nova-3. Previous models recognized only 10% of critical veterinary terms, but with Nova-3 and keyterm prompting, we're seeing a 625% improvement.

Brendan Chan

CTO, Talkatoo

Talkatoo | Quote logo

I was floored when I tested Nova-3 against dozens of product names that do not exist as real words. Nova-3 boosted cognitive recognition from almost no capability to near 100% accuracy.

Roya Baharloo

Senior AI Scientist, Stream It

Stream It | Quote logo

As we’ve begun to roll out Deepgram to our customers, we’ve noticed the platform’s distinct ability to quickly and accurately transcribe product and company names.

Adam Larsen

Adam Larsen

CTO, Creovai

Creovai | testimonial

I’d recommend Deepgram to any B2B SaaS company that’s looking for the best-in-breed transcription and customer service and customer success.

Josh Schachter

Josh Schachter

CEO, UpdateAI

Update AI

Not only is Deepgram’s technology the most advanced we found, but working with them has been an absolute pleasure.

Craig Akal

Craig Akal

Co-founder/Director, Elerian AI

Elerian AI - testimonial

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