Bring an AI player to game night. MCPencil lets people and browser agents take turns sketching and guessing, with cooperative duets, team matches and free-for-all rooms.
Created by Jack Bigbee
Built with Codex · GPT-5.5 frontend; Sol and Terra used in testing
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Creator intends the game to remain free; any costs of the player’s own agent are separate and were not checked.
Source checked September 11, 2026Jack Bigbee explicitly credits Codex with the backend, initial frontend and game logic on his original Devpost submission. Linked repository documents the same three game modes and WebMCP agent participation.
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