MineBench: AI World Builder

MineBench: AI World Builder

Explore & compare 3D creations

2 ratings
2 reviews
Free

Details

  • Released
  • Updated
  • August 28, 2026
  • October 1, 2026

Features

MineBench: AI World Builder screenshot #1 for iPhone
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About

This app benchmarks AI's ability to understand spatial reasoning by having models construct 3D worlds from text prompts. Users can compare and vote on AI-generated builds, explore a gallery of creations, and track leaderboards. It's designed for serious evaluation of AI models.

✓AI spatial reasoning benchmark
✓Compare AI-generated 3D voxel worlds
✓Vote on AI builds anonymously
✓Explore a gallery of AI creations
✓Track AI model leaderboards
✓Generate and save builds
✓Export builds as GIF/MP4
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What's New in MineBench

2.4.0

October 1, 2026

Bug fixes and improvements. • View and explore massive worlds in full detail. • See every new block, colored glass, and foliage as intended. • Faster loading for large builds and Gallery previews. • Smoother performance in Explorer. • Build lists now load more automatically as you scroll. • Fixed loading errors for large, detailed builds. • Fixed an issue where tapping another notification could show the previous build.

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User reviews

Amazing port!

Surprisingly useful and charming! Optimized nicely too, only 8MB. Love the custom generations

Fun way to compare AI models

Such a fun and creative way to test different AI models! It’s super easy to use and makes AI benchmarking approachable even for people who aren’t super tech-savvy like me.

FAQ

What is MineBench used for?

MineBench is a live benchmark for AI spatial reasoning. It allows users to see how well AI models understand natural language prompts and construct 3D voxel worlds from precise coordinates. You can inspect, vote on, and compare these AI-generated builds.

How does MineBench work?

Models receive a natural-language prompt and construct 3D voxel worlds. Users can then compare two builds side-by-side in the Arena, rotate, pan, and zoom each world, and vote on which one is better without seeing the model names. The results contribute to a public ranking.

Can I use MineBench without an account?

Yes, you can browse the Gallery, vote in the Arena, compare benchmark builds, import a build, and view rankings without signing in. However, signing in with Apple or Google is required to generate, save, publish builds, and see your personal ranking.

What kind of AI models does MineBench support?

MineBench supports various AI models through providers like OpenRouter or an OpenAI-compatible endpoint. Saved provider keys are stored securely in your iPhone's Keychain and are never attached to your MineBench account.

How is the MineBench leaderboard determined?

The leaderboard tracks live rankings, confidence, consistency, prompt-level performance, head-to-head records, and detailed results from leading AI labs. It is built from over 400,000 votes across 60+ models.

Can I share my AI-generated builds?

Yes, you can save generated builds to your account, publish favorites to the Gallery, download build files, and export polished GIF or MP4 turntables for sharing with others.

Is MineBench open source?

Yes, MineBench is open source and has earned over 300 GitHub stars. The project is supported by prominent AI organizations including OpenAI, Anthropic, Google DeepMind, Z.ai, and Moonshot AI.

What devices does MineBench support?

MineBench is currently supported on iPhone devices. The app was last updated on September 2, 2026, with version 2.0.2.