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Glossary

IVR (interactive voice response)

IVR, or interactive voice response, is an automated phone system that greets callers with recorded prompts and routes them by keypad presses or short spoken answers. "Press 1 for balance, press 2 for a new card" is a typical IVR menu. It handles simple, predictable requests without a person.

How IVR works on Indian calls

A customer rings a bank's helpline and hears a language choice first: "Hindi ke liye 1 dabaiye, for English press 2." Each key press sends a tone (DTMF) that moves the caller down a tree of options until they reach some information, a recorded message or a queue for a person. Some IVRs also accept short spoken answers such as "balance" or "yes".

Where IVR falls short

A menu only works when the caller's need fits one of its branches. "Mera card block ho gaya aur EMI bhi kat gayi" is two problems at once, and neither sits neatly behind a single key. Callers press 0 again and again to reach someone, or give up. Long menus also hide what the business can actually do for them.

Replacing the menu with a conversation

An AI voice agent swaps the menu for a question: "Bataiye, main aapki kya madad kar sakti hoon?" The caller explains in whatever words come naturally, and the agent replies, collects details or passes the call to the right person. Keypad input still has a place, for example when a caller would rather key in an order number than read it out.

How Kallix handles it

Route an Indian number to a Kallix agent and it answers 24×7, understands open requests, reads keypad (DTMF) input and makes a warm transfer to your team on rules you set. On outbound calls, Kallix agents also detect when they've reached an IVR menu instead of a person.

Replace your IVR with an AI agent

Common questions.

More on the FAQ page, or write to us.

It's worth it when callers often press 0 to reach a person or get lost in the menu. An IVR routes callers through fixed key presses; an AI voice agent lets them say what they need, answers questions, finishes simple tasks and hands over to a person when it should.

Yes. Kallix agents read keypad (DTMF) input, so callers can still press keys to enter a number or pick an option while the rest of the call is a conversation.

For very simple routing, such as choosing a language or a department, a short menu works. It struggles once callers need answers, have more than one problem or don't know which option fits.

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