Retell AI Voice Agent and Telephony Automation

v20260423

retellai-reference-architecture

Provides implementation patterns and reference architecture for building advanced AI voice agents and automating complex phone call workflows using the Retell AI SDK. This skill is designed for developers requiring robust voice interaction, real-time telephony integration, and comprehensive conversational AI capabilities in their applications.

RetellAI Voice Telephony AI-Agents Automation SDK Voice-API

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Overview

Retell AI Reference Architecture

Overview

Implementation patterns for Retell AI reference architecture — voice agent and telephony platform.

Prerequisites

Completed retellai-install-auth setup

Instructions

Step 1: SDK Pattern

import Retell from 'retell-sdk';
const retell = new Retell({ apiKey: process.env.RETELL_API_KEY! });

const agents = await retell.agent.list();
console.log(`Agents: ${agents.length}`);

Output

Retell AI integration for reference architecture

Error Handling

Error	Cause	Solution
401 Unauthorized	Invalid API key	Check RETELL_API_KEY
429 Rate Limited	Too many requests	Implement backoff
400 Bad Request	Invalid parameters	Check API documentation

Resources

Next Steps

See related Retell AI skills for more workflows.

Info

Category Artificial Intelligence

Name retellai-reference-architecture

Version v20260423

Size 2.58KB

Source jeremylongshore/claude-code-plugins-plus-skills

Updated At 2026-04-28