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Add speech to your product

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Transcription, understanding, and lifelike voices behind one API call, accurate enough to build on.

Add speech to your product Products

Top 30
Cartesia logo
AI Voice API

Cartesia builds voice model infrastructure focused on real-time performance for conversational interfaces and AI voice products.

Tiered plans · Free plan20% off
SOC 2
Deepgram logo
AI Voice API

Deepgram provides speech-to-text and voice understanding APIs for teams building transcription, voice workflows, and AI-powered audio products.

Usage-based · Free plan
SOC 2
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AI Video Generation

Open-source non-autoregressive zero-shot TTS model with flow matching for natural speech synthesis.

Free plan
20242-10Shanghai, China
Voximplant logo
AI Voice Agents

Cloud communications platform with AI-powered voice bots and natural language processing.

Usage-based · Free plan
2013201-500Palo Alto, CA
Fish Audio logo
Text-to-Speech

Open-source voice synthesis platform with high-quality voice cloning and multilingual text-to-speech generation.

Free plan
202311-50Shanghai, China
Suno Audio logo
AI Voice Agents

AI audio research platform with text-to-audio models Bark and Chirp for speech and music generation.

Tiered plans · Free plan
202211-50Cambridge, MA
Voice.ai logo
Text-to-Speech

Real-time AI voice changer with celebrity and custom voices for streamers, gamers, and content creators.

Tiered plans · Free plan
202151-200Los Angeles, CA
Speechify logo
Text-to-Speech

Text-to-speech app converting any text into natural-sounding audio for reading documents, articles, and books.

Free plan
201751-200San Francisco, CA
NaturalReader logo
Text-to-Speech

AI text-to-speech platform with natural voices for reading documents, websites, and ebooks.

Tiered plans · Free plan
200311-50Toronto, Canada
ReadSpeaker logo
Text-to-Speech

Enterprise text-to-speech platform providing AI voices for e-learning, accessibility, and customer experience.

Custom quote
1999201-500Delft, Netherlands
LOVO AI logo
AI Voice Generation

AI voiceover and text-to-speech platform with 500+ voices in 100 languages for video and content creation.

Free plan
201911-50Berkeley, CA
Rev AI logo
AI Voice API

Speech-to-text API by Rev providing accurate automatic transcription with speaker diarization and custom vocabulary.

Usage-based · Free plan
20101,000+San Francisco, CA
Speechly logo
AI Voice & Speech

Voice interface API for building real-time spoken language understanding into applications and devices.

Flat rate · Free plan
201611-50Helsinki, Finland
Soniox logo
AI Voice API

Real-time speech recognition platform with state-of-the-art accuracy for transcription and voice applications.

Usage-based
202011-50Palo Alto, CA