retellai-known-pitfalls

Retell AI known pitfalls — AI voice agent and phone call automation. Use when working with Retell AI for voice agents, phone calls, or telephony. Trigger with phrases like "retell known pitfalls", "retellai-known-pitfalls", "voice agent".

Allowed Tools

ReadWriteEditBash(npm:*)Bash(curl:*)Grep

Provided by Plugin

retellai-pack

Claude Code skill pack for Retell AI (30 skills)

saas packs v1.9.0
View Plugin

Installation

This skill is included in the retellai-pack plugin:

/plugin install retellai-pack@claude-code-plugins-plus

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Instructions

Retell AI Known Pitfalls

Overview

Implementation patterns for Retell AI known pitfalls — 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 known pitfalls

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

Examples

Avoid a duplicate-call retry after a network timeout

An outbound request times out after submission. Before retrying, look up the request correlation or call identifier to determine whether Retell already created the call. If state is unknown, hold the retry and escalate with the redacted request metadata; sending a second request can contact the same person twice. Add bounded retries only where the operation is explicitly idempotent and monitor the duplicate-call rate after the change.

Resources

Next Steps

See related Retell AI skills for more workflows.

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