Rime
Voice AI API with expressive TTS models for real-time applications.
About
Rime is a voice AI company founded in 2022 by linguistics and ML researchers. Its Mist model family is trained on massive conversational speech data for real-time voice applications, with Arcana for expressive, emotionally ranged delivery and Mist v2 advertising sub-200ms latency.
It is positioned for regulated and high-volume voice deployments: SOC 2 Type II, HIPAA compliance, 200+ distinct voices, custom cloning via API, and the only next-generation TTS with an on-premises option. Pricing is per-character with a free Starter allocation.
What it can do
- Mist and Arcana expressive TTS model families
- Sub-200ms latency for real-time voice
- SOC 2 and HIPAA compliance with on-prem option
- 200+ voices and custom voice cloning
Setup
Sign up at rime.ai for an API key; call the REST API or SDKs.
Prerequisites
A developer account and an application to integrate voice into.
Use cases
Works with
Trust score — 7/10
Scored 7/10 (metrics tier, metrics-v1). Evidence: Verified via vendor site/docs/GitHub and reputable coverage, wave 99; Trending score 70/100 from researcher assessment.
Sources
Every fact above was checked against these sources. Where a claim comes from the provider and couldn't be independently verified, the text says so.