Koskamo

Retell AI MCP

Retell AI MCP server enables voice agent phone calls, agent management, LLM integration, and voice discovery capabilities within MCP-compatible hosts.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Retell AI MCP logo, by MindstoneCommunity listingLocal stdioSource reviewed; not executedPublished by Mindstone
Vendor documentation

What you can do with it

  • Manage voice agents
  • Initiate phone calls
  • Discover voice capabilities

Source and maintenance

Community listingRegistry 0.3.0
mcp-registry: io.github.mindstone/mcp-server-retell-ai@0.3.0Source repository
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@mindstone/mcp-server-retell-ai 0.3.0

npmnpx
@mindstone/mcp-server-retell-ai package definition
{
  "version": "0.3.0",
  "transport": "stdio",
  "identifier": "@mindstone/mcp-server-retell-ai",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "RETELL_API_KEY",
      "format": "string",
      "isRequired": true,
      "description": "Retell AI API key (from retellai.com/dashboard)"
    },
    {
      "name": "MCP_WORKSPACE_PATH",
      "format": "string",
      "description": "Optional workspace directory for local files uploaded as knowledge-base sources. File reads are sandboxed to this directory (defaults to the system temp directory when unset)."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "retell-ai-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-retell-ai@0.3.0"
      ],
      "env": {
        "RETELL_API_KEY": "<YOUR_RETELL_API_KEY>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "retell-ai-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-retell-ai@0.3.0"
      ],
      "env": {
        "RETELL_API_KEY": "<YOUR_RETELL_API_KEY>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "retell-ai-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-retell-ai@0.3.0"
      ],
      "env": {
        "RETELL_API_KEY": "<YOUR_RETELL_API_KEY>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "retell-ai-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mindstone/mcp-server-retell-ai@0.3.0"
      ],
      "env": {
        "RETELL_API_KEY": "<YOUR_RETELL_API_KEY>",
        "MCP_WORKSPACE_PATH": "<YOUR_MCP_WORKSPACE_PATH>"
      }
    }
  }
}

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