Conversation intelligence is the industry that listens to all of them. Its software does four things:
- It transcribes every call, turning the speech into text.
- It finds the moments that matter: a complaint, a customer threatening to close the account, or a missed disclosure. A disclosure is something the agent must tell the customer by law, such as the charges on a loan.
- It scores every agent on every call.
- While the customer is still on the line, it shows the agent the right answer on screen.

The buyers are companies that run contact centres, which were covered in Market Segment 15.1, Contact centre software (CCaaS). This is a small Market Segment of four companies, and all four build their product in India. Two of them were founded by Indians, to serve the contact centres that India runs for the world.
Every company named here has posted software engineering jobs in India. Famous companies that don't actively hire software engineers in India are left out.
The same idea, applied to sales calls, asks a different question: will the deal close, not was the customer served? It is covered in Market Segment 14.4, Revenue intelligence and sales compensation software
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Back to your call about the failed payment. Here are the companies whose software would listen to it.
One company here is covered mainly in another Market Segment.
The shift these companies sell is from sampling to a census: from checking a few calls to checking every one. A model hears every call, scores it and summarises it. The quality team's job becomes deciding what to do about the patterns it finds. The same model, speaking instead of listening, is the virtual agent of Market Segment 15.2, Conversational AI for customer service. The three companies founded for this work now sell that too.

Who these companies hire, and for what, is on What customer service and CX companies hire for.