AI phone agents with integrated audio understanding, model routing, and voice optimization
Stage
Not given
Not given
Founded
Not given
Not given
Based in
Not given
US
Pricing model
Free
Paid
Pricing
Not given
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
Team of specialized bots that coordinate with each other
EU models and local model support
Data masking layer for personal information
Web browser agent with approval workflow
Custom MCP tool management
Runs locally or on your server
Progressive web app on mobile
Role-based access control per bot
Approval required before actions
Full transparency and auditability
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
Built entirely in public on YouTube with all code on GitHub
EU-first model selection and local-only option
Privacy-first design with data masking before model exposure
Specialist bots with least-privilege access instead of single agent
Built in Germany with full transparency
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
Paibot
ThunderPhone