Claudecraft

Claudecraft

A Minecraft Forge mod that brings Claude AI into CC: Tweaked computers and turtles. Players interact with Claude through an in-game terminal - ask questions, run tools, automate tasks, and control turtles using natural language.

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forgeneoforgegame-mechanicsmanagementutility
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Screenshots

Claudecraft Screenshot 1
Claudecraft Screenshot 2

About this Mod

ClaudeCraft

A Forge & NeoForge mod that brings Claude AI into CC: Tweaked computers and turtles.

Players interact with Claude through an in-game terminal: ask questions, run tools, automate tasks, and control turtles using natural
language.

Connection Modes

Both modes expose the same claude program in-game; pick whichever fits your setup:

  • API Key mode - connect straight to the Anthropic API with your own key. Real-time streaming, key stored safely server-side.
  • Channel mode (Claude Code) - connect through a local Claude Code session instead. No API key needed - it rides your existing Claude Code login and brings the full Claude Code agent into the computer, with one isolated session per computer or turtle.

Requirements

  • Minecraft with Forge or NeoForge - see the Versions tab for the build matching your version
  • CC: Tweaked 1.117.1+
  • One of the following:
    • An Anthropic API key for API Key mode, or
    • Claude Code + Bun installed on the server host (for Channel mode)

Features

  • Streaming responses: see Claude's output in real time on the terminal (API Key mode).
  • Tool use: Claude can read/write files, run shell commands, control redstone, interact with peripherals, and pilot turtles. Works with any peripheral mod automatically.
  • Per-computer isolation: in Channel mode, every computer and turtle gets its own Claude Code session.
  • Conversation history: persistent chat history stored per computer.
  • Configurable: choose model, max tokens, system prompt, and concurrency limits.

In-Game Commands

Set your Anthropic API key (API Key mode):

/claudecraft setkey <key>

Change the Claude model:

/claudecraft model <model>

Show current configuration:

/claudecraft status

Available Versions

Claudecraft 1.2.2release
MC 1.21.1, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 1.21.10, 1.21.11neoforge
June 24, 2026
Claudecraft 1.2.1release
MC 1.21.1, 1.21.2, 1.21.3, 1.21.4, 1.21.5, 1.21.6, 1.21.7, 1.21.8, 1.21.9, 1.21.10, 1.21.11forge
June 21, 2026
Claudecraft 1.2.1release
MC 1.20.1, 1.20.2, 1.20.3, 1.20.4, 1.20.5, 1.20.6forge
June 21, 2026
Claudecraft 1.2.1release
MC 1.19.2, 1.19.3, 1.19.4forge
June 21, 2026
Claudecraft 1.2.1release
MC 1.18.2forge
June 21, 2026

How to Install Claudecraft on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.21.11).

3

Install Mod

Open the mod browser in the dashboard and search for "Claudecraft". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forgeneoforge

Minecraft Versions

1.21.11, 1.21.10, 1.21.9 (+19 more)

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Claudecraft server crashes on startup – what to do?

Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.11). You can switch loaders with one click in the panel.

Is Claudecraft compatible with forge and neoforge?

Claudecraft officially supports forge, neoforge for Minecraft 1.21.11, 1.21.10, 1.21.9. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Claudecraft – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Claudecraft consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.

Rent Modded Server

Install Claudecraft with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
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NVMe SSD Storage
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Details

License
MIT License
Server-side
Required

Supported Versions

1.21.111.21.101.21.91.21.81.21.71.21.61.21.51.21.41.21.31.21.2+12 more