Voice Agent API Just Leveled Up: GPT-5 + GPT-OSS-20B

The Voice AI platform for business use cases

Deepgram’s voice AI platform provides APIs for speech-to-text, text-to-speech, and full speech-to-speech voice agents. Trusted by 200,000+ developers and leading enterprises.

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Speak your mind, we'll turn it into text. No typos, no autocorrect drama. Nova-3 transcribes it all.
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Voice AI foundations

Our suite of voice AI tools is designed to transform how you interact with voice data, offering powerful APIs and models to unlock deeper insights and build seamless voice experiences.

Voice Agent API

A unified voice-to-voice API that enables natural-sounding conversations between humans and machines.

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Speech to Text API

Transcribe speech with unmatched accuracy, speed, and cost.

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Audio intelligence API

Advanced audio intelligence for Enterprise-scale analysis.

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Text to Speech API

Lightning fast, humanlike voice for real-time AI and high throughput applications.

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Get $200 in free credits!

That can fuel transcription for 750 hours, or generate text-to-speech audio for ~200 hours. No credit card needed.

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Solutions that scale

As the industry's voice AI leader, Deepgram drives better outcomes with enterprise solutions that deliver intelligent voice experiences safely, securely, and at scale.

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Get conversational intelligence with transcription and understanding on the world's best speech AI platform.

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