About Codex One
Codex One is an MCP server published by ruvnet in the Developer Tools category: mCP server: Codex One.
The repository has 28 stars and 7 forks, with the last commit a year ago. Six months or more without a commit doesn't mean the server is broken, but check the open issues before depending on it in production.
Install
git clone https://github.com/ruvnet/codex-oneThis server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.
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README
OpenAI Codex Machine Learning Setup
Introduction
The OpenAI Codex Machine Learning Setup is a comprehensive environment designed for building advanced AI-powered applications with a focus on agentic capabilities. This project provides a robust foundation for creating AI systems that can reason about complex tasks, interact with external tools, and execute actions on behalf of users.
Built around a core set of modern AI libraries and tools, this setup enables the development of sophisticated machine learning pipelines, particularly those leveraging Large Language Models (LLMs) for reasoning and decision-making. The project structure integrates seamlessly with FastMCP for standardized API interfaces and provides connectivity with various external services through tool integrations.
Core Libraries
AI & Orchestration
| Library | Version | Purpose |
|---|---|---|
| DSPy | 2.6.24 | Declarative framework for building LLM-powered reasoning pipelines. DSPy enables structured programming of language model behavior, replacing brittle prompts with modular, maintainable code patterns. |
| FastMCP | 0.3.1 | Framework for creating standardized tool APIs via the Model Context Protocol (MCP). Serves as the interface layer between our AI systems and external clients or services. |
| ArcadePy | 1.4.0 | Python SDK for Arcade.dev, providing authenticated integrations to external services like GitHub, Slack, etc. Handles secure tool execution with proper credentialing. |
| OpenAI | 1.61.0 | Client library for interfacing with OpenAI's models. Used by DSPy for LLM-powered reasoning capabilities. |
| LiteLLM | 1.60.4 | Proxy routing service for LLMs, allowing DSPy to route calls to various model providers (OpenAI, Arcade, etc.). |
Web Server & Routing
| Library | Version | Purpose |
|---|---|---|
| FastAPI | 0.111.0 | Modern, high-performance web framework for building APIs. Used when exposing our agent as an HTTP service. |
| Uvicorn | 0.29.0 | ASGI server implementation, used to serve FastAPI applications with high performance. |
HTTP & Utilities
| Library | Version | Purpose |
|---|---|---|
| Requests | 2.32.3 | Standard HTTP client library for making direct API calls to external services. |
| HTTPX | 0.27.0 | Async-capable HTTP client that works well with FastAPI for non-blocking operations. |
Auth & Security
| Library | Version | Purpose |
|---|---|---|
| python-dotenv | 1.0.1 | Library for loading environment variables from a .env file, critical for securely managing API keys and credentials. |
Testing & Quality Assurance
| Library | Version | Purpose |
|---|---|---|
| pytest | 8.2.0 | Testing framework for writing and executing unit and integration tests. |
| pytest-mock | 3.14.0 | Extension for monkeypatching in tests, allowing controlled mocking of dependencies. |
| pytest-cov | 5.0.0 | Plugin for generating code coverage reports during test execution. |
| Black | 24.4.2 | Code formatter ensuring consistent styling across the codebase. |
| Flake8 | 7.0.0 | Linter for enforcing coding standards and catching potential issues. |
| MyPy | 1.10.0 | Static type checker for Python, enhancing code quality and catching type-related errors. |
Observability
| Library | Version | Purpose |
|---|---|---|
| Loguru | 0.7.2 | Advanced logging library providing flexible and visually appealing logs. |
| Rich | 13.7.1 | Library for rich terminal output, enhancing the display of logs and debug information. |
Installation
Prerequisites
- Python 3.9 or higher
- pip (Python package installer)
- Virtual environment tool (recommended: venv or conda)
Setup Steps
-
Clone the repository:
git clone https://github.com/your-organization/codex-one.git cd codex-one -
Create and activate a virtual environment:
python -m venv venv source venv/bin/activate # On Windows: venv\Scripts\activate -
Install dependencies:
pip install -r requirements.txt -
Install the local MCP package for development:
pip install -e ./mcp -
Set up environment variables: Create a
.envfile in the project root with the following variables:OPENAI_API_KEY=your_openai_api_key ARCADE_API_KEY=your_arcade_api_key # Add other required API keys/credentials
Basic Usage
Creating a Simple DSPy Pipeline
import dspy
from dspy.retrieve import ColBERTv2
# Set up DSPy with OpenAI
llm = dspy.OpenAI(model="gpt-4o")
dspy.settings.configure(lm=llm)
# Define a simple QA module
class SimpleQA(dspy.Module):
def __init__(self):
super().__init__()
self.generate_answer = dspy.ChainOfThought("question -> answer")
def forward(self, question):
return self.generate_answer(question=question)
# Use the module
qa = SimpleQA()
response = qa(question="How do neural networks learn?")
print(response.answer)
Setting Up a FastMCP Server
from fastapi import FastAPI
from dspy_mcp.server.app import MCPServer
from dspy_mcp.tools.echo import EchoTool
# Create a FastAPI app
app = FastAPI(title="Codex AI Service")
# Initialize the MCP Server
mcp_server = MCPServer()
# Register a simple tool
mcp_server.register_tool(EchoTool())
# Mount the MCP server on the FastAPI app
app.mount("/mcp", mcp_server.app)
# Run with: uvicorn server:app --reload
Using Arcade.dev Integration
import arcadepy as arcade
from dotenv import load_dotenv
# Load environment variables
load_dotenv()
# Initialize Arcade client
client = arcade.Client()
# Authenticate with Arcade
auth_info = client.auth.start(
redirect_uri="http://localhost:3000/callback",
scopes=["github", "slack"]
)
# After user authentication, use tools
github_tool = client.tools.github
issue = github_tool.create_issue(
owner="your-org",
repo="your-repo",
title="New feature request",
body="Implement AI-powered code review"
)
# Send notification via Slack
slack_tool = client.tools.slack
slack_tool.post_message(
channel="#dev-team",
text=f"Created GitHub issue: {issue.html_url}"
)
Combining DSPy with Tools
import dspy
from dspy_mcp.client.app import MCPClient
# Setup MCP client to connect to tools
mcp_client = MCPClient(base_url="http://localhost:8000/mcp")
# Register MCP tools with DSPy
tools = mcp_client.get_tools()
dspy.settings.configure(tools=tools)
# Create a ReAct agent that can use tools
agent = dspy.ReAct(tools=tools)
# Run the agent with a task
result = agent.forward(task="Create a GitHub issue about the login bug and notify the team on Slack")
print(result.answer)
Next Steps
- Explore the
examples/directory for more detailed usage scenarios - Check the API documentation for comprehensive information about available modules and functions
- Join our community Discord for support and discussions
- Consider contributing to the project by submitting pull requests or raising issues
For more information on individual components:
- DSPy documentation: https://dspy.ai
- Arcade.dev documentation: https://docs.arcade.dev
- FastMCP documentation: See
mcp/README.md
README fetched from the repository 9 hours ago. The original is authoritative.