Deepgram

Deepgram offers Voice AI APIs for speech-to-text, text-to-speech, voice agents, and audio intelligence in real-time and batch, cloud and self-hosted configurations.

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Founded: 2016
Headquarters: San Francisco, CA
Company size: Not disclosed
Products tracked: 4

Products by Deepgram

4 products

Speech-to-Text APIDeepgram's speech-to-text API delivers ultra-accurate, low-latency transcription at enterprise scale, powered by Flux and Nova-3 models.0.00 reviewsSpeech & Audio Models

Text-to-Speech APIDeepgram delivers sub-200ms streaming text-to-speech built for voice agents with domain-specific accuracy and secure, scalable deployment across cloud and on-prem environments.0.00 reviewsSpeech & Audio Models

Voice Agent APIA single, unified conversational AI API for building enterprise-ready, cost-effective voice AI agents, combining speech-to-text, LLM orchestration, and text-to-speech in real time.0.00 reviewsSpeech & Audio Models

Audio Intelligence APIExtract vital insights and understanding from conversational audio at scale, powered by efficient task-specific language models for summarization, sentiment analysis, intent rec...0.00 reviewsSpeech & Audio Models

Customers of Deepgram

AutoNotesHealthcare & Life Sciences BondTechnology & Software CaddyConsumer CharTechnology & Software Chasi AIManufacturing & Industrial CluesoTechnology & Software ConveoTechnology & Software DenkiTechnology & Software Ember AIHealthcare & Life Sciences Illume LabsConsumer JunoHealthcare & Life Sciences Level AITechnology & Software

Pricing for Deepgram

Usage Based, Subscription

This is the broad commercial model reported for Deepgram. Product-level terms are listed below when available.

Speech-to-Text APIDeepgram's speech-to-text API delivers ultra-accurate, low-latency transcription at enterprise scale, powered by Flux and Nova-3 models.

Pricing model: Usage Based
Entry option: Free plan and Free trial
Starting price: $0.0048/min

Text-to-Speech APIDeepgram delivers sub-200ms streaming text-to-speech built for voice agents with domain-specific accuracy and secure, scalable deployment across cloud and on-prem environments.

Pricing model: Usage Based
Entry option: Free plan and Free trial
Starting price: $0.030/1k characters

Voice Agent APIA single, unified conversational AI API for building enterprise-ready, cost-effective voice AI agents, combining speech-to-text, LLM orchestration, and text-to-speech in real time.

Pricing model: Usage Based
Entry option: Free plan and Free trial
Starting price: $4.50/hr

Pricing model: Usage Based
Entry option: Free plan and Free trial
Starting price: $0.0003/min

Trust profile

Security and compliance

SOC 2 Type II

HIPAA

Latest updates from Deepgram

Jul 202026

New feature

Deepgram Releases New Nova-3 Models for Kannada, Telugu, and Greek

Deepgram has released updated Nova-3 monolingual models, expanding language coverage in speech-to-text. New batch models are available for Kannada and Telugu. New streaming models are available for Greek, Kannada, and Telugu. These models are live for all users and do not require changes to existing API requests.

Jul 162026

New feature

Deepgram Adds Numeral Formatting Support to Flux Model

The Flux speech-to-text model now supports numeral formatting, which converts spoken numbers into numerical format (e.g., "nine hundred" to "900"). This feature is available for the English Flux model and the Flux Multilingual model (covering English, Spanish, French, German, Russian, Portuguese, Italian, and Dutch). Users can enable this by setting the 'numerals=true' query parameter during the initial WebSocket connection.

Jul 152026

New feature

Deepgram Announces Performance Improvements for Nova-3 Models

Deepgram released improved Nova-3 monolingual models for eleven languages, including German, French, Turkish, and Ukrainian, among others. The updates, which apply to both batch and streaming workloads for specific languages, enhance transcription quality and accuracy for all existing users without requiring modifications to API requests.

Jul 132026

New feature

Deepgram Releases July 2026 Self-Hosted Suite Update

Deepgram released the July 2026 version of its self-hosted suite (260714). Key features include improved number and percentage formatting, such as maintaining trailing zeros in decimals, and enhanced Malay language numeral conversion. Additionally, the update changes how streaming sessions report no-audio timeouts, providing a specific 'no_audio_timeout' reason instead of generic closing signals to facilitate better error handling for client applications.

Jul 82026

New feature

Deepgram Updates Voice Agent with Interrupt Messaging and Standardized Latency Reporting

Deepgram has updated its Voice Agent features, introducing an 'interrupt' behavior for injected messages that allows messages to immediately override ongoing speech. The company also moved its LatencyReport feature from experimental to fully supported, providing automated, granular reporting on LLM, TTS, and end-to-end latency metrics for each turn in a conversation.