
mpai
Make existing Codex and Claude Code sessions multiplayer
About mpai
mpai is an innovative open-source tool designed for developers and AI enthusiasts who wish to collaborate seamlessly on Codex and Claude Code sessions. It transforms traditional coding environments into multiplayer experiences by allowing users to join a teammate’s native session from another Mac, maintaining the full context and environment for effective collaboration. With mpai, users can arrive with their name attached, ensuring clear communication and accountability. The tool emphasizes privacy and control, leveraging Tailscale to keep connections private while the host Mac retains full control of the session. Its unique approach makes it ideal for teams working remotely or across different locations, fostering real-time collaboration without sacrificing security. By integrating multiplayer capabilities directly into existing AI coding sessions, mpai enhances productivity and makes collaborative coding more intuitive and engaging.
Screenshots




Pros
- ✓Enables seamless multiplayer collaboration on Codex and Claude Code sessions
- ✓Open-source and privacy-focused, leveraging Tailscale for secure connections
- ✓Preserves full coding context and environment across remote sessions
- ✓User identification with attached names improves team communication
- ✓Compatible across Macs, ensuring broad accessibility
Cons
- ✗Requires familiarity with open-source tools and setup process
- ✗Limited to Codex and Claude Code, not supporting other IDEs or platforms
- ✗Still in early stages with no widespread adoption yet
Use Cases
Pricing
mpai is open-source and free to use, with no apparent paid plans. Being open-source, users can deploy and customize it at no cost, making it accessible to individual developers and teams alike.
Quick Info
Topics
Makers
Reagan Stock
Alternatives
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