Anthropic Restricts Claude Code From Recreating Existing Games

Anthropic has updated Claude Code to steer its AI assistant away from recreating specific existing video games, while allowing users to build original titles and projects based on their own designs and assets. The restriction applies to the prompt used with Claude Opus 5.5 and was confirmed by Anthropic technical staff member Addy Osmani. The instruction tells Claude Code not to reproduce a particular game, even if a user renames it or describes the project as original. It permits games in established genres and work using a user’s own designs and assets. Osmani said the change was intended to prevent use of Claude to infringe intellectual property, which violates the company’s usage policy. Users first reported seeing the instruction around October 27. In comments confirming the change, Osmani said Anthropic had added two sentences to the prompt and invited developers to raise cases in which Claude rejects work that is theirs. The configuration is delivered remotely, according to reports, rather than as a conventional software update. Some developers have described refusals affecting game-related projects, including digital board-game modules and commissioned work. One...