Inworld

Inworld AI develops first-party realtime speech models (text to speech, speech to text, speech to speech) and serves open LLMs on infrastructure it operates. Products are offered through APIs, a Portal, and an Inworld CLI, with pricing per million characters or tokens and regional deployments in the US, Europe, India and Asia Pacific.

Customers are developers building consumer-facing applications such as companions, learning, health and fitness, and entertainment apps. Revenue comes from API usage under tiered plans (On-Demand, Creator, Builder, Developer, Growth) and custom Enterprise pricing.

The company is registered as Theai, Inc. dba Inworld AI, was founded in 2021, and is headquartered in Mountain View, California, US. It lists 19 open roles across Mountain View, Switzerland, Germany, Serbia, the UK and Vancouver, mainly in research, ML engineering, and go-to-market.

Product: Realtime TTS-2 and TTS-2 Flash, Realtime STT-1, speech to speech, and hosted LLM inference (Inworld Inference) exposed through APIs.