How it works
Anatomy of a zlicx phone call
What happens between a caller finishing a sentence and hearing a reply on zlicx, from speech recognition to the stored call record.
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Blog
What we've learned building voice agents.
How our voice engine works, what calls cost, and how to test an agent before your customers meet it.
All articles
Showing 1–12 of 12 articles
Setting up
Using your own SIP trunk with zlicx
How zlicx connects to a carrier trunk you already have, how inbound calls are routed and protected, and what has and has not been tested.
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Call design
Designing a COD order confirmation call
A practical design for an automated cash-on-delivery confirmation call: what to pass in, what the agent may do, and what to record.
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Setting up
Connecting a voice agent to your systems
How zlicx tools, MCP servers and knowledge bases give an agent real information, and the rules that stop it claiming work it did not do.
5 min readRead guide
By industry
Failed delivery follow-up calls that help the next attempt
How to design a follow-up call after a failed delivery so the courier gets usable information, without opening the door to fraud.
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How it works
Handing off to people before live transfer exists
zlicx has no live call transfer yet. Here is how to build a dependable callback handoff that doesn't leave callers stranded.
4 min readRead guide
How it works
Why each zlicx agent runs in one language
How language works on zlicx today, how to serve Hindi and English callers with separate agents, and what to test for mixed speech.
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Setting up
The guardrails on outbound calls in zlicx
How zlicx applies calling hours, do-not-call lists and consent records to outbound calls, and which checks stay with your business.
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Setting up
Testing a voice agent before real callers reach it
A test plan for a phone agent: the stages to go through, the failures to force on purpose, and when it's ready for a small pilot.
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Setting up
What zlicx does with your call data
How zlicx stores, redacts and deletes call data, what its redaction won't catch, and what your own privacy review should still cover.
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Costs
What a call costs on zlicx, worked through
The zlicx billing formula applied to one three-minute call, with the assumptions shown, plus the costs teams tend to forget.
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Setting up
Where a voice agent's reply time goes
How zlicx measures reply delay, what our test calls show today, and the engineering choices that shorten the wait.
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Want to see it on your call?
Discuss the calls you handle, your systems, and the next step you want to test.