Install and configure Retell AI SDK/CLI authentication. Use when setting up a new Retell AI integration, configuring API keys, or initializing Retell AI in your project. Trigger with phrases like "install retellai", "setup retellai", "retellai auth", "configure retellai API key".
Use the skills CLI to install this skill with one command. Auto-detects all installed AI assistants.
Method 1 - skills CLI
npx skills i jeremylongshore/claude-code-plugins-plus-skills/plugins/saas-packs/retellai-pack/skills/retellai-install-authMethod 2 - openskills (supports sync & update)
npx openskills install jeremylongshore/claude-code-plugins-plus-skillsAuto-detects Claude Code, Cursor, Codex CLI, Gemini CLI, and more. One install, works everywhere.
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Set up Retell AI SDK/CLI and configure authentication credentials.
# Node.js
npm install @retellai/sdk
# Python
pip install retellai# Set environment variable
export RETELLAI_API_KEY="your-api-key"
# Or create .env file
echo 'RETELLAI_API_KEY=your-api-key' >> .env// Test connection code here| Error | Cause | Solution |
|---|---|---|
| Invalid API Key | Incorrect or expired key | Verify key in Retell AI dashboard |
| Rate Limited | Exceeded quota | Check quota at https://docs.retellai.com |
| Network Error | Firewall blocking | Ensure outbound HTTPS allowed |
| Module Not Found | Installation failed | Run npm install or pip install again |
import { RetellAIClient } from '@retellai/sdk';
const client = new RetellAIClient({
apiKey: process.env.RETELLAI_API_KEY,
});from retellai import RetellAIClient
client = RetellAIClient(
api_key=os.environ.get('RETELLAI_API_KEY')
)After successful auth, proceed to retellai-hello-world for your first API call.