One shared memory across ChatGPT, Claude, Gemini, and 21+ AI tools
AI phone agents with integrated audio understanding, model routing, and voice optimization
Stage
Not given
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Founded
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Based in
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US
Pricing model
Not given
Paid
Pricing
Core: $15/month or $89/year. Pro: $25/month or $180/year. Lifetime plan also available. All plans include 7-day free trial with 14-day refund guarantee.
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
Shared memory across 21+ AI platforms
Automatic memory capture and curation
Organized buckets for work, personal and projects
Smart Memory reduces tokens by 90%
Search across all memories and chat history
Browser extension for Chrome and Safari
MCP server for Claude and Cursor
One-click export to CSV, JSON or 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
Works across 21+ AI tools instead of being locked to one platform
No memory caps or unexpected wipes
Automatically stays organized with duplicate merging and stale fact detection
Full data ownership with one-click export and no lock-in
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
MemoryPlugin
ThunderPhone