# Anthropic Adds a Claude Code Rule on Opus 5.5 That Blocks Recreations of Existing Games

> Source: <https://www.ghacks.net/2026/11/02/anthropic-adds-a-claude-code-rule-on-opus-5-5-that-blocks-recreations-of-existing-games/>
> Published: 2026-11-02 04:05:16+00:00

Anthropic has added a rule to Claude Code, its AI coding assistant, that stops the tool from recreating specific existing video games when it runs on the Opus 5.

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