Openai Websearch MCP Server

An advanced MCP server that provides intelligent web search capabilities using OpenAI's reasoning models. Perfect for AI assistants that need

Local serverstdioPython

What is the Openai Websearch MCP MCP server?

Openai Websearch MCP MCP server is a locally run integration for AI assistants that speak the Model Context Protocol. An advanced MCP server that provides intelligent web search capabilities using OpenAI's reasoning models. Perfect for AI assistants that need up-to-date information with smart reasoning capabilities.

What the assistant can call

Once Openai Websearch MCP is connected, these are the calls the assistant has available:

  • Cursor — 1. Open Cursor Settings (Cmd/Ctrl + ,) 2. Search for "MCP" or go to Extensions → MCP 3. Add server configuration:
  • openai_web_search — The openai_web_search tool exposed by this server
  • Parameters — The Parameters tool exposed by this server

Setting it up

@modelcontextprotocol/inspector on npm is all you need. Most clients run it directly, so configuration is a few lines and a restart.

Configuration and credentials

You will need 3 environment variables: OPENAI_API_KEY, OPENAI_DEFAULT_MODEL, PYTHONPATH. The server will not start without them, which is usually why the tools fail to appear on a first run. Keep credentials in your client's env block or a secrets manager rather than in a file you might commit.

Choosing this one

Among the AI and media services options, the useful question is rarely "what can it do" but "what does it cost you to run" — permissions, credentials, and how much of your context its toolset consumes. Openai Websearch MCP's toolset — Cursor, openai_web_search, Parameters — is a fair guide to whether it matches your workflow. It is maintained by ConechoAI; worth a glance at recent repository activity before you build anything load-bearing on it.

SyncDev reviews every entry in this directory against the project's own documentation before publishing, and revisits them as servers change.

Before you rely on it

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • MCP clients confirm each tool call by default. Leave that on until you have watched what the openai websearch mcp mcp server does with a few real requests.

Available tools

ToolWhat it does
Cursor1. Open Cursor Settings (Cmd/Ctrl + ,) 2. Search for "MCP" or go to Extensions → MCP 3. Add server configuration:
openai_web_searchThe openai_web_search tool exposed by this server.
ParametersThe Parameters tool exposed by this server.

How to install the Openai Websearch MCP MCP server

{
  "mcpServers": {
    "openai-websearch": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/inspector"],
      "env": {
        "OPENAI_API_KEY": "your-value",
        "OPENAI_DEFAULT_MODEL": "your-value",
        "PYTHONPATH": "your-value"
      }
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Configuration

VariableDescriptionRequired
OPENAI_API_KEYCredential the server authenticates with.Yes
OPENAI_DEFAULT_MODELConfiguration value read at startup.Optional
PYTHONPATHFilesystem location the server is allowed to use.Optional

Example prompts to try

  • Use Openai Websearch MCP to Cursor.
  • Use Openai Websearch MCP to openai web search.
  • Use Openai Websearch MCP to Parameters.

Frequently asked questions

It connects Openai Websearch MCP to MCP-compatible AI assistants such as Claude and Cursor, exposing 3 tools (Cursor, openai_web_search, Parameters) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Openai Websearch MCP directly.