The Ultimate Guide to Voice AI for Developers: API to Release

A developer's map of a phone agent: the call pipeline, the three points where your code joins a call, the API, SDKs and MCP, traces, testing, security and the release.

Read the full guide →

Deep Dives in This Series

Tutorial

Deploying an AI Voice Agent to Production, Step by Step

A go-live checklist for an AI voice agent: a real phone test, phone numbers, concurrency limits, monitoring, a pinned version and a way to back out.

Tutorial

The Voice AI Cookbook: Five Ready Call Flows for Common Use Cases

Five copy-ready voice agent call flows, booking, reminder, intake, survey and transfer, with the nodes, tools and settings for each one in order.

Technical

Voice Agent Testing and Evaluation: How to Benchmark Before Launch

How to know a voice agent is ready with numbers: a fixed scenario set, several runs per leg, per-step QA scores and the same tests on every new version.

Technical

Voice AI Security: Threats and Safeguards for Phone Agents

What callers try to make an AI phone agent do, from prompt tricks to posing as someone else, and the safeguards that stop each one.