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Tim Sweeney Calls Steam’s Mandatory AI Disclosure ‘Abhorrent’

His public attack highlights growing platform rivalry and raises questions about whether forced labeling will harm developers and store trust.

Overview

  • Epic Games CEO Tim Sweeney renewed his criticism of Steam’s policy on Saturday, saying Valve’s rule that developers must state how they used generative AI on store pages is “abhorrent.”
  • Steam’s disclosure rule requires creators to explain any use of generative AI tools when listing a game, and Valve says the notices help it track legal risk and learn how AI is being used.
  • Epic has been promoting AI-first tools and events while softening some requirements for its own contests, which shows the company is both pushing AI adoption and sensitive to developer backlash.
  • Developers and players report a rise in AI-assisted demos and fast cloning of trending games, which has crowded storefronts, hurt discoverability, and prompted some teams to remove demos to avoid copying.
  • The dispute sits inside a wider debate over copyright, training-data liability, environmental costs, and the future of creative labor, and it could shape how PC storefronts police AI use and protect developer livelihoods.