# Claude Code now refuses to clone existing games after a wave of AI-made knockoffs

Anthropic needed just two sentences to stop Claude Code from rebuilding video games that belong to someone else.In a post on X, Anthropic employee Addy Osmani confirmed that Claude Code's system prompt for Opus 5.5 now contains two sentences preventing the tool from cloning existing games. According

| Fact | Value |
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| Published | 4 November 2026 |

Source: https://egamers.io/claude-code-now-refuses-to-clone-existing-games-after-a-wave-of-ai-made-knockoffs/