Guides

Guides for buying and building on CPaaS and voice AI

These guides cover how to choose a deployment model, a messaging channel and a vendor for CPaaS and voice AI, what compliance really requires, and how to build a voice bot on your own telephony. Written by the people who run the platform, with no vendor names.

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Track 1

For buyers and architects.

Which deployment model fits your data rules, and what to ask a vendor before you sign. Each guide ends with a checklist you can paste into an RFP.

Deployment

On-Premise CPaaS: what it is and who needs it

Cloud, hybrid, on-premise and air-gapped, and how voice AI runs behind the firewall. Includes a comparison table and the questions to ask a vendor about each model.

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Vendor selection

How to choose a CPaaS provider for India, Southeast Asia and the Middle East

Native carrier coverage, real pricing, residency and support: the checklist, with no vendor names. Written for teams buying across several countries on one contract.

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Vendor selection

How to choose a voice AI platform

Developer voice APIs, agent platforms and CPaaS with built-in AI: what each is for, seven things to check and the questions to ask every vendor.

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Vendor selection

How to choose a WhatsApp Business API provider

What a Business Solution Provider is, pricing models, and when you need more than messaging. Covers marketing, support and developer use.

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Track 2

Channels.

Which messaging channel to use for which message, and how fallback keeps delivery when the first channel is unavailable.

Messaging

RCS vs WhatsApp vs SMS: a decision framework

When to use each, side by side, and how fallback works. Covers registration, reach and cost per message.

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Track 3

Compliance.

What the platform provides and what stays your responsibility. Country-specific guides are labelled; none of them is legal advice.

Compliance India-specific

Voice AI compliance in India: DPDPA, RBI, IRDAI, TRAI and HIPAA-ready controls

A question-and-answer walk through consent, data residency, recording and retention for voice agents in India. What the platform provides and what stays your responsibility. Not legal advice.

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Track 4

For developers.

Walkthroughs with code you can run. Start with the WebSocket guide if you want to bring your own speech-to-text, language model and text-to-speech to live calls.

Developers