BlockWarriors
AI Meets Minecraft
Build autonomous bots using Mineflayer or your own Minecraft client. Compete in real-time PvP arenas. Finals hosted at Princeton University.
Where Minecraft Meets AI
Form Your Team
2-4 programmers, all skill levels
Build Your Bot
Mineflayer or custom client
Online Qualifiers
Top 16 advance to finals
Finals at Princeton
In-person championship
Win Prizes
Cash & gaming hardware
// AI decision loop
async function tick() {
const state = getGameState()
const threat = assessThreat(state)
// Neural network inference
const action = model.predict(state)
const path = findPath(target)
await execute(action, path)
}
// Run at 20 TPS
setInterval(tick, 50)Spring 2026 Championship
Online qualifiers followed by in-person finals at Princeton University.
Prizes
Prize pool to be announced
May include cash prizes, gaming consoles, and more.
Learn & Build
Everything you need to get started building AI bots for Minecraft.
Mineflayer Documentation
The official docs for Mineflayer - a powerful JavaScript API for creating Minecraft bots.
Mineflayer Examples
Collection of example bots and code snippets to help you get started quickly.
Prismarine Wiki
Comprehensive wiki covering the entire Prismarine ecosystem for Minecraft development.
MineRL Project
Research project on reinforcement learning in Minecraft. Great for AI/ML approaches.
Minecraft Protocol
Detailed documentation of the Minecraft protocol for building custom clients.
Pathfinder Plugin
Advanced pathfinding plugin for Mineflayer bots with A* navigation.
Frequently Asked Questions
How do I build my bot?
Use Mineflayer (JavaScript), write your own Minecraft client, or any approach that connects to a Minecraft server.
What languages can I use?
Any language that interfaces with Minecraft! Mineflayer uses JS/TS, but Python, Java, etc. all work.
How large should teams be?
Teams can have 2-4 members. Solo? Join our Discord to find teammates.
Is there a cost to participate?
BlockWarriors is completely free. We believe in accessible AI education.
Support Us
Help fund prizes and support the next generation of AI developers.
Ready to Enter the Arena?
Build your bot, crush the qualifiers, compete for glory at Princeton.