Niche — AI Voice

Voice AI startups

Voice AI, speech-to-text, text-to-speech, and audio AI companies.

AS
AssemblyAI
Speech AI models for production scale.
AI
DG
Deepgram
Voice AI platform built for speed and accuracy.
AI
FF
Fireflies
AI notetaker that joins your meetings.
AI
OT
Otter.ai
AI voice meeting notes & transcription.
AI
CL
Cliptude
Turn ideas into finished YouTube video essays and documentaries.
AI
RA
Recall AI
Universal API to capture data from any meeting
AI
PH
Paratus Health
Medical Voice Agents for Patient Management
AI
RO
Roark
Test, monitor, and improve your voice agents
AI
VH
Vocality Health
Voice AI for medical language translation
AI
VF
Voiceflow
Platform to design and deploy AI agents
AI
HU
Hume AI
Empathic voice AI that understands human expression
AI
VA
Vapi
Voice AI infrastructure for developers
AI
RA
Retell AI
Build, test, and deploy voice AI agents
AI
TF
Typeface
Generative AI for brand-consistent enterprise content
AI
SB
Submagic
AI-powered captions and subtitles for short videos
AI
HD
Hedra
Generate expressive AI character videos instantly
AI
LQ
Liquid AI
Novel AI architecture with Liquid Foundation Models
AI
SF
Synthflow AI
No-code AI phone call agents for any business
AI
SC
Screenpipe
Source-available screen and audio memory for AI assistants
AI
IN
Interhuman
The social intelligence layer for AI
AI
SA
Sesame AI
AI voice assistant
AI
SA
Sanas
Real-time speech understanding platform
AI
MA
Music AI
AI audio models for music
AI
CA
Cartesia
Ultra-realistic voice AI platform
AI
TO
Toma
Voice-first AI agents for dealerships
AI
GR
Gradium
Ultra-low latency voice AI
AI
MI
Mirelo
Foundational music & audio models
AI
SC
Subtle Computing
Voice isolation tech
AI