
Calltree makes Agentic AI reps for customer service tailored for each client.
What they do: Agentic generative-AI platform that creates AI customer-service agents and analytics for contact centers
Founded: 2025
Headquarters: San Francisco, CA
Founders: Kun Qian (CEO), Robertson Taylor (CTO)
Early investor: Y Combinator (pre-seed)
Contact center automation and operational-cost optimization
2025
SaaS; Customer service / Contact center AI
One pre-seed round listed; reported on Crunchbase with obfuscated amount.
“Y Combinator (investor listed for pre-seed)”
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