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Did the NPC Establish a Useful Minecraft Work Point?

· 24 min read
gigio1023
Maintainer

This write-up describes the project state completed on June 30, 2026.

The larger research question is still open. The project has not yet picked a final claim such as action-consequence prediction, social behavior, or model comparison. The current work is more basic: make a natural Minecraft village setup where those questions can later be tested without relying on a staged toy world.

For this check, I ran four provider-backed model lanes through the same small Minecraft LLM-agent harness: two ModelScope lanes using Qwen Plus and Qwen Max, plus OpenAI and Gemini reference lanes.

Outside ModelScope, I stayed within available free-tier or low-quota access. I did not run frontier paid comparisons such as GPT-5.5 or Claude Opus 4.8 for this post, so the results should be read as a harness check, not a frontier-model ranking.

This is not a leaderboard, not a broad model claim, and not a decision about whether interaction history can beat an LLM prior. The point was narrower: check whether the current environment can support concrete Minecraft work, repeated screenshots, inventory review, and blocker analysis across multiple model lanes.

Minecraft natural village start position with the agent near houses and a path

Minecraft natural village - environment check

One practical Minecraft goal, four attempts to reach it.

Each lane started from the same natural village scenario. The actor was asked to create a useful village-adjacent work point: collect wood, craft basic materials, make or use a crafting table, recover from movement blockers, and continue toward simple material work instead of only describing a plan.

120 completed cycles384 visual captures5.05M total tokens1 stone follow-through

Cookbook: Run Provider Lanes in the Minecraft LLM-Agent Harness

· 7 min read
gigio1023
Maintainer

This is the practical recipe I used to run provider-backed lanes in the Minecraft LLM-agent harness. The concrete run below used Qwen Plus and Qwen Max through ModelScope API-Inference, but the harness pattern is not tied to that provider.

This cookbook reflects the project state completed on June 30, 2026. It is an operator note, not a leaderboard. The goal is to start from a fresh natural village-adjacent Minecraft world, let a provider-backed actor take bounded actions, and review what happened from screenshots, inventory, world-state scans, and action logs.