AI phone agents with integrated audio understanding, model routing, and voice optimization
Stage
MVP
Not given
Founded
Not given
Not given
Based in
US
US
Pricing model
Not given
Paid
Pricing
Free app. Cloud models (Claude, ChatGPT, Gemini) require your own paid plan with those services.
Cost-plus pricing: customers pay vendor list prices for models and voice plus hosting (15% of vendor costs, 0.5¢ to 2¢ per minute) plus company margin (17-25%). Lean calls cost from 2.0¢/min (1.18¢ vendors + 0.50¢ hosting + 0.35¢ margin). Receptionist calls cost 4.7¢/min (3.36¢ vendors + 0.50¢ hosti
Key features
Run local AI models with no internet required after download
Model store ranked for your specific Mac's performance
Chat interface in the macOS notch
Image and video generation with open models like FLUX and SDXL
Voice control in 100+ languages with head gestures support
Cloud model integration with Claude, ChatGPT, and Gemini
Dictation in any app using speech-to-text
Multi-model architecture running multiple transcription and language models per call
Zeus AI agent that builds, tests and tunes voice agents automatically
Simulated call testing before live deployment
Live call monitoring and observability
A/B testing and automated fix suggestions
Integration wizard for CRM, VoIP and business software
Client portals for managing multiple agents
Knowledge base integration for agent grounding
Outbound campaigns with CSV upload and scheduling
What makes it different
Models ranked specifically for each Mac's performance and memory
Native Mac app built in Swift, not Electron
Completely free with no subscription or tracking
Cost-plus pricing with no margin markup pass-through when vendor prices drop
Fully agentic Zeus AI that handles entire lifecycle from creation to optimization
Multi-model architecture for superior audio understanding vs 3-step pipelines
Starts at 2¢/min, cheaper than competitors and call center labor
Outmake
ThunderPhone