AI phone agents with integrated audio understanding, model routing, and voice optimization
Stage
Established
Not given
Founded
2020
Not given
Based in
US
US
Pricing model
Freemium
Paid
Pricing
Free tier available to automate first process with no credit card required. Enterprise pricing is consumption-based, scaling with volume of automated transactions and complexity of agents rather than per-bot or per-user licensing.
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
Hallucination-free AI automation through deterministic execution
English as Code for plain English programming of workflows
Patented Time Machine runtime with pause-patch-resume capability
200+ pre-built enterprise integrations
Builder Agent for no-code workflow creation
Symbolic Executor for deterministic execution
Resolution Agent for automatic exception handling
Context Graph for auditable business decisions
Role-based access control and audit governance
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
Deterministic execution with zero hallucinations, unlike probabilistic AI systems
English as Code lets business users build automation without developers
12x lower maintenance cost compared to traditional RPA
Consumption-based pricing that scales with transaction volume, not per-bot licensing
Production deployment in 14-30 days for single workflows
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
Kognitos
ThunderPhone