mcp-server-openaiQuery OpenAI models directly from Claude using MCP protocol.

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Reviewed by Daniel Nikulshyn·Updated July 2026

Overview

mcp-server-openai is a server that enables querying OpenAI models directly from Claude using the MCP protocol. It is designed to be used with Claude, an AI assistant, to provide access to OpenAI's models. The server is set up by adding a configuration to the claude_desktop_config.json file, specifying the command and environment variables, including the OpenAI API key. The repository provides a Python implementation of the server and includes tests for verifying its functionality. The project is licensed under the MIT License.

Key features

OpenAI model querying
MCP protocol support
Configurable via JSON

Pricing

Model: Free
Category: MCP Servers
Rating: No reviews yet

Use cases

AI Model Integration

Integrate OpenAI models with Claude for enhanced AI capabilities

Development Testing

Use for testing OpenAI API calls in a development environment

Pros & Cons

Pros

Enables querying OpenAI models from Claude
Simple setup via configuration file
MIT License

Cons

Requires Python and pip installation
Needs OpenAI API key for functionality

Reviews

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Q&A

What are the main limitations of mcp-server-openai?

It requires a local Python environment with pip, and you must supply a valid OpenAI API key. There’s no built‑in authentication or caching, and the server only exposes OpenAI models through the MCP protocol—no other third‑party integrations.

Asked by Ingrid Bauer · Feb 23, 2026

What are the steps to set up the server?

Clone the repository, run `pip install .` to install dependencies, then add the provided JSON snippet to claude_desktop_config.json. Ensure you set the correct PYTHONPATH and provide your OpenAI API key in the env section.

Asked by Dalia Haddad · Dec 13, 2025

How do I integrate this server with Claude?

Add a new entry under "mcpServers" in your claude_desktop_config.json, specifying the command to run the server and the OPENAI_API_KEY environment variable. Once started, Claude can query OpenAI models via the MCP protocol.

Asked by Marcus Bell · Dec 8, 2025

What is the cost of using mcp-server-openai?

The server itself is free under the MIT License, but it relies on OpenAI’s API, so you’ll incur the standard OpenAI usage charges based on the model and tokens you consume.

Asked by Quyen Tran · Dec 5, 2025