MCio

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MCio

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Minecraft Input/Output

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Fabric
Minecraft
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Modrinth logo Modrinth

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Where It Runs
Client Only

Runs entirely on the client. Works on vanilla servers.

About

Project Details

Type
Mod
License
MIT License
Latest Version
1.6.1+1.21.3
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About

Description

Minecraft Input/Output (MCio)

MCio mod | mcio_ctrl | Documentation | Discord

MCio is a Fabric mod that exposes a network interface to Minecraft for AI research. It accepts keyboard/mouse input and sends back video frames and game state over ZeroMQ.

Features

  • Python library (mcio_ctrl) with Gymnasium environments
  • Faster than real-time performance (>13x on an M3 laptop)
  • Works with performance mods like Sodium
  • Supports resource packs for varied training environments
  • Connect/reconnect agents without restarting Minecraft
  • Decoupled ZMQ protocol for easy integration
  • Synchronous mode for fast training
  • Asynchronous mode for real-time human/AI interaction
  • Headless mode with GPU acceleration
  • VPT and STEVE-1 support on modern Minecraft with Sodium

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Screenshots

Gallery

  • Sample
    Sample Text dump of actions and observations with frame.
  • Running with mob detection
    Running with mob detection Using MCio to run a basic mob detection model while playing Minecraft

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CurseForge
Modrinth
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