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Retell AI MCP Server for WindsurfGive Windsurf instant access to 11 tools to Create Voice Agent, Get Agent Config, Get Call Details, and more

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Windsurf brings agentic AI coding to a purpose-built IDE. Connect Retell AI through Vinkius and Cascade will auto-discover every tool. ask questions, generate code, and act on live data without leaving your editor.

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Ask AI about this App Connector for Windsurf

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The Retell AI app connector for Windsurf is a standout in the Industry Titans category — giving your AI agent 11 tools to work with, ready to go from day one.

Vinkius delivers Streamable HTTP and SSE to any MCP client

RecommendedModern Approach — Zero Configuration

Vinkius Desktop App

The modern way to manage MCP Servers — no config files, no terminal commands. Install Retell AI and 3,400+ MCP Servers from a single visual interface.

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Download Free Open SourceNo signup required
Classic Setup·json
{
  "mcpServers": {
    "retell-ai-alternative": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}
Retell AI
Fully ManagedVinkius Servers
60%Token savings
High SecurityEnterprise-grade
IAMAccess control
EU AI ActCompliant
DLPData protection
V8 IsolateSandboxed
Ed25519Audit chain
<40msKill switch
Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About Retell AI MCP Server

Connect your Retell AI account to any AI agent and take full control of your conversational voice orchestration through natural conversation. Retell AI provides a premier platform for building human-like voice agents, and this integration allows you to create agents, initiate phone or web calls, and monitor LLM configurations directly from your chat interface.

Windsurf's Cascade agent chains multiple Retell AI tool calls autonomously. query data, analyze results, and generate code in a single agentic session. Paste Vinkius Edge URL, reload, and all 11 tools are immediately available. Real-time tool feedback appears inline, so you see API responses directly in your editor.

What you can do

  • Agent & Persona Orchestration — List all managed voice agents and retrieve detailed persona metadata, including creating new agents programmatically.
  • Call Lifecycle Management — Initiate and monitor real-time phone or web calls and retrieve detailed call metadata including recordings and transcripts directly from the AI interface.
  • LLM & Brain Control — Access and monitor your Retell LLM configurations to ensure your agents always have the correct logic and knowledge via natural language.
  • Phone Number Intelligence — List available phone numbers to maintain a clear overview of your telephony infrastructure.
  • Operational Monitoring — Track system responses and manage agent settings using simple AI commands to ensure your voice operations are always optimized.

The Retell AI MCP Server exposes 11 tools through the Vinkius. Connect it to Windsurf in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 11 Retell AI tools available for Windsurf

When Windsurf connects to Retell AI through Vinkius, your AI agent gets direct access to every tool listed below — spanning voice-ai, conversational-ai, telephony, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.

create_voice_agent

Create a new AI voice agent

get_agent_config

Get details for a voice agent

get_call_details

Get details and transcript for a call

get_llm_details

Get metadata for a response engine

get_phone_number

Get details for a specific phone number

list_recent_calls

List call logs and history

list_retell_llms

List internal response engines

list_retell_numbers

List registered phone numbers

list_voice_agents

List all AI voice agents

start_phone_call

Initiate an outbound phone call

start_web_call

Initialize a browser-based call

Connect Retell AI to Windsurf via MCP

Follow these steps to wire Retell AI into Windsurf. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.

01

Open MCP Settings

Go to Settings → MCP Configuration or press Cmd+Shift+P and search "MCP"
02

Add the server

Paste the JSON configuration above into mcp_config.json
03

Save and reload

Windsurf will detect the new server automatically
04

Start using Retell AI

Open Cascade and ask: "Using Retell AI, help me...". 11 tools available

Why Use Windsurf with the Retell AI MCP Server

Windsurf provides unique advantages when paired with Retell AI through the Model Context Protocol.

01

Windsurf's Cascade agent autonomously chains multiple tool calls in sequence, solving complex multi-step tasks without manual intervention

02

Purpose-built for agentic workflows. Cascade understands context across your entire codebase and integrates MCP tools natively

03

JSON-based configuration means zero code changes: paste a URL, reload, and all 11 tools are immediately available

04

Real-time tool feedback is displayed inline, so you see API responses directly in your editor without switching contexts

Retell AI + Windsurf Use Cases

Practical scenarios where Windsurf combined with the Retell AI MCP Server delivers measurable value.

01

Automated code generation: ask Cascade to fetch data from Retell AI and generate models, types, or handlers based on real API responses

02

Live debugging: query Retell AI tools mid-session to inspect production data while debugging without leaving the editor

03

Documentation generation: pull schema information from Retell AI and have Cascade generate comprehensive API docs automatically

04

Rapid prototyping: combine Retell AI data with Cascade's code generation to scaffold entire features in minutes

Example Prompts for Retell AI in Windsurf

Ready-to-use prompts you can give your Windsurf agent to start working with Retell AI immediately.

01

"List all my voice agents in Retell AI."

02

"Show me all AI voice agents and their call statistics from the last 7 days."

03

"Create a new outbound phone call using the Sales Qualifier agent to contact a prospect."

Troubleshooting Retell AI MCP Server with Windsurf

Common issues when connecting Retell AI to Windsurf through the Vinkius, and how to resolve them.

01

Server not connecting

Check Settings → MCP for the server status. Try toggling it off and on.

Retell AI + Windsurf FAQ

Common questions about integrating Retell AI MCP Server with Windsurf.

01

How does Windsurf discover MCP tools?

Windsurf reads the mcp_config.json file on startup and connects to each configured server via Streamable HTTP. Tools are listed in the MCP panel and available to Cascade automatically.
02

Can Cascade chain multiple MCP tool calls?

Yes. Cascade is an agentic system. it can plan and execute multi-step workflows, calling several tools in sequence to accomplish complex tasks without manual prompting between steps.
03

Does Windsurf support multiple MCP servers?

Yes. Add as many servers as needed in mcp_config.json. Each server's tools appear in the MCP panel and Cascade can use tools from different servers in a single flow.