# Artificial intelligence giants sued over collaborative call to ‘pace’ AI > Source: > Published: 2026-09-20 13:38:22+00:00 # Artificial intelligence giants sued over collaborative call to ‘pace’ AI - Major AI developers, including [Google](https://www.independent.co.uk/topic/google) ,[OpenAI](https://www.independent.co.uk/topic/openai) ,[Anthropic](https://www.independent.co.uk/topic/anthropic) , and SpaceXAI face an antitrust[lawsuit](https://www.independent.co.uk/topic/lawsuit) alleging they colluded to intentionally slow down AI technical advancements. - The class-action lawsuit was filed in a California federal court on behalf of paid subscribers to AI services such as ChatGPT, Claude, Grok, and Gemini. - The complaint centers on a September essay by Anthropic CEO Dario Amodei advocating for collective industry deceleration for safety, which was publicly endorsed by rival executives. - Plaintiffs argue that mutual pledges among tech giants to delay development timelines violate federal antitrust laws and reduce the value provided to paying customers. - Anthropic's CEO previously acknowledged potential antitrust hurdles regarding cross-lab safety discussions, though the named companies did not immediately comment on the suit. More bulletins