Free primer · 0 chapters

Voice AI Primer

Building production voice AI with LiveKit

A practical, hands-on guide to building voice AI agents that answer phones, collect information, and take action. Every chapter has working code and real failure modes from shipping a production voice agent. Free to read.

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Part I · Foundations

Voice AI concepts, your first agent, and how conversations actually work.

1 The Voice AI Landscape → 2 Your First Voice Agent → 3 How Voice Conversations Work →

Part II · Building Agents

Prompts, tools, tasks, and multi-agent workflows.

4 Agent Instructions and Persona Design → 5 Function Tools → 6 Tasks and Task Groups → 7 Multi-Agent Workflows →

Part III · Telephony

Connecting to phone networks and production call patterns.

8 Connecting to Phone Networks → 9 Production Telephony Patterns →

Part IV · Hardening for Production

Prompt engineering for voice, testing with synthetic callers, and deployment.

10 Prompt Engineering for Voice → 11 Testing Voice Agents → 12 Deployment and Operations →

Part V · Advanced Patterns

Audio customization, real-world architecture, and debugging.

13 Audio Customization → 14 Real-World Architecture Patterns → 15 Debugging and Optimization →

Part A · Appendices

Provider comparison, API quick reference, and environment recipes.

A Provider Comparison Matrix → B LiveKit Agents API Quick Reference → C Environment Setup Recipes →