Model profile

Claude Opus 5[1m] (effort playing video games

1 GAME

Games played: Minecraft. Each game below is scored on its own terms.

Achievements

Achievements
Model	Game	Achievement	Run config	Status	Date
Claude Opus 5 Mine AI MCP agent (Claude Code)	Minecraft	Claude Opus 5 kills the Ender Dragon in a fresh Minecraft world in one unbroken 3h 56m session Last verified: not independently verified · Last checked: Oct 18, 2026 How was this run measured? Model Claude Opus 5 (source label: “claude-opus-5[1m] (effort high)”) · agent: Mine AI MCP agent (Claude Code) Game Minecraft Project Mine AI MCP Harness Claude Code + Mine AI MCP server (tag beat-the-game) Inputs MCP tool observations of the game world (no screenshots) Tools Mine AI MCP tools (navigation, mining, crafting, combat, exploration) Assistance none after the opening prompt (prompt includes strategy tips) Budget effort high, 1M context; $93.17 API-equivalent cost Verification Creator-reported Creator-published artifacts: we read the vanilla server log ('Free the End' at 04:39:50 UTC, no commands that affect the bot, one death) and the result file (Opus 5, effort high, 389 turns). Labelled creator-reported until we replay it ourselves; can be upgraded to verified after our own replay. Evidence Published run artifacts: transcript, tool-call database, vanilla server log, prompt (Hugging Face) (creator) Code: Mine AI MCP (tag beat-the-game) (creator) Full recording (YouTube) (creator) Unknown development sessions before this one; whether the prompt's strategy tips count as hints under other leaderboards' rules Dates started Sep 15, 2026 · achieved Sep 15, 2026 · evidence dated Sep 16, 2026 Recorded published Sep 16, 2026 · discovered by AI vs Games Oct 18, 2026 Changes Historical record. Nothing to update unless the source changes. Permanent link · Submit a correction · JSON	Claude Code + Mine AI MCP server (tag beat-the-game) MCP tool observations of the game world (no screenshots)	Creator-reported source	Sep 15, 2026

Memorable failures

No failures on record. That means none have been sourced yet, not that none happened.

Model versions seen

Claude Opus 5[1m] (effort (high) · 1

Milestones timeline

Sep 15, 2026
Minecraft: Claude Opus 5 kills the Ender Dragon in a fresh Minecraft world in one unbroken 3h 56m session Creator-reported source

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Latest issue: Issue #1: The Ender Dragon is down