I'm Vengadanathan Srinivasan, Co-Founder & CTO at Arrowhead. We build voice AI agents for real-world conversations. I write here about what we're learning, architecture, tradeoffs, and honest takes.
How every customer ships their own logic into a live phone call — and why the interesting part turned out not to be the sandbox. A call that needs four backends An EMI reminder call, about nine seconds in. The agent has just asked for a payment date and the customer
Chapter 1: The constraints that forced our hand A call to a customer in Delhi Picture the workload we actually ship. An outbound collections call goes out to a customer in Delhi. The agent has to: * Speak Hinglish naturally, switching mid-clause without sounding like a translation engine. * Complete a