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Technical Guides for AI Voice Agent Engineers

Deep technical guides for building, scaling, and operating AI voice agents — OpenAI Realtime API, Twilio, multi-agent architectures, observability, and reliability patterns.

9 of 20 articles

Technical Guides
15 min read3Apr 7, 2026

Prompt Injection Defense for AI Voice Agents: A Security Engineer's Guide

Practical prompt injection defenses for voice agents — input sanitization, output guardrails, and adversarial testing.

Technical Guides
15 min read1Apr 7, 2026

AI Voice Agent Call Recording: TCPA, CCPA, and GDPR Compliance

Call recording compliance for AI voice agents — TCPA two-party consent states, CCPA disclosure, GDPR, and audit trails.

Technical Guides
16 min read0Apr 7, 2026

Scaling AI Voice Agents to 1000+ Concurrent Calls: Architecture Guide

Architecture patterns for scaling AI voice agents to 1000+ concurrent calls — horizontal scaling, connection pooling, and queue management.

Technical Guides
17 min read0Apr 7, 2026

AI Voice Agent Architecture: Real-Time STT, LLM, and TTS Pipeline

Deep dive into the real-time STT → LLM → TTS pipeline that powers modern AI voice agents — latency, streaming, and error recovery.

Technical Guides
17 min read1Apr 7, 2026

Building Multi-Agent Voice Systems with the OpenAI Agents SDK

A developer guide to building multi-agent voice systems with the OpenAI Agents SDK — triage, handoffs, shared state, and tool calling.

Technical Guides
15 min read3Apr 7, 2026

AI Voice Agent Failover and Reliability Patterns for Production

Production reliability patterns for AI voice agents — multi-region failover, circuit breakers, graceful degradation.

Technical Guides
16 min read5Apr 7, 2026

Observability for AI Voice Agents: Distributed Tracing, Metrics, and Logs

A complete observability stack for AI voice agents — distributed tracing across STT/LLM/TTS, metrics, logs, and SLO dashboards.

Technical Guides
15 min read2Apr 7, 2026

Building Multi-Language AI Voice Agents: Supporting 57+ Languages in Production

How to architect multi-language AI voice agents — language detection, voice selection, accent handling, and per-language prompt tuning.