Use Retell AI with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Empower your conversational AI to orchestrate, analyze, and automate phone calls or web-based voice agent interactions via Retell.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 10 capabilities
The complete Retell AI capability set.
These are the exact actions your AI can choose when you ask it to work with Retell AI.
01-04
4 capabilities in this set.
Part of 10 available through Retell AI.
- 01
Create phone call
Provide a JSON payload with "from_number" and "to_number". Initiates an outbound phone call
- 02
List agents
Lists all configured AI voice agents
- 03
Register web call
Registers a new web-based call
- 04
List phone numbers
Lists all phone numbers associated with the account
05-07
3 capabilities in this set.
Part of 10 available through Retell AI.
- 05
List calls
Lists all historical and active calls
- 06
Create agent
Creates a new AI voice agent
- 07
Create llm
Configures a Retell-hosted LLM
08-10
3 capabilities in this set.
Part of 10 available through Retell AI.
- 08
Get call details
Retrieves details for a specific call
- 09
List voices
Lists all available text-to-speech voices
- 10
Update agent
Updates an existing AI voice agent
Observed, not estimated
870ms average. Fast in production.
Retell AI is checked daily against the live service.
- Fastest day
- 727ms
- Slowest day
- 1019ms
- 14-day trend
- Slowing+11%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 10 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Retell AI, so you can see the experience inside your AI.
It does not authenticate your account with Retell AI. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Retell AI Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_7z3T4F0oJiK1uBA1iK2nSyQSG5YggPL6GvYgb38S/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — Retell AI capabilities are ready to use.
{
"mcpServers": {
"retell-ai-mcp": {
"url": "https://edge.vinkius.com/vk_preview_7z3T4F0oJiK1uBA1iK2nSyQSG5YggPL6GvYgb38S/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions Retell AI owners ask.
- 01
Does Retell handle the telephone lines, or do I need my own Twilio/carrier?
Retell AI is designed to integrate seamlessly into telephony workflows but generally focuses on the conversational agent side. They provide features to list and attach numbers (list_phone_numbers), but you often purchase those numbers or link a custom SIP trunk through Retell accounts. You can run list_phone_numbers to see your currently available direct lines.
- 02
How do I create an outbound call programmatically with my assistant?
Simply ask your assistant to "Call X using my Y agent." Behind the scenes, the AI relies on the create_phone_call capability, transmitting a JSON payload supplying the from_number (a Retell registered phone number), to_number (destination), and an override_agent_id parameter to assign your voice agent correctly.
- 03
Can the AI initiate voice calls in a web browser instead of over the phone?
Yes. Use the register_web_call capability to create a browser-based voice session. This returns a connection URL and access token that your frontend application can use to start a real-time WebRTC conversation with a Retell voice agent, without requiring any phone line.
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