After 30 Days Without Food, AI Protester Finally Quits Hunger Strike

In short

AI activist Guido Reichstadter ended his 30-day starvation strike, launched outdoors Anthropic to protest unchecked AI growth.
The protest drew international consideration to “AI doomers,” who warn frontier labs are racing towards unsafe superintelligence.
Guido says his quick could also be over, however his marketing campaign for transparency and accountability in AI governance will proceed.

Guido Reichstadter, an AI “doomer,” abruptly ended his participation in a worldwide starvation strike on Wednesday after 30 days of fasting.

“I’m doing effectively as I rebuild my power to proceed the combat,” he tweeted.

Reichstadter’s quick started in early September, outdoors the San Francisco workplaces of Anthropic, the AI lab co-founded by former OpenAI executives. From the beginning, the protestor pledged to consume solely electrolytes, nutritional vitamins, and water—no energy—as a way to drive confrontation with one of the highly effective labs in AI growth.

Hello it’s Guido! I’ve ended my participation within the international starvation strike in opposition to the race to superintelligence on Wednesday after 30 days in entrance of Anthropic. I’m doing effectively as I rebuild my power to proceed the combat.

Thanks a lot to everybody who has helped assist… pic.twitter.com/GUwvGaFpCX

— Guido Reichstadter (@wolflovesmelon) October 3, 2025

Anthropic, the maker of Claude, additionally occurs to be essentially the most overtly safety-conscious groups within the house.

On the identical time, parallel starvation strikes sprang up globally. In London, Michael Trazzi (a former AI researcher) started the same quick outdoors Google’s DeepMind headquarters; others joined or tried to comply with go well with. However Trazzi and one other protester, Denys Sheremet, ended their strikes earlier citing well being issues. Reichstadter was left because the lone seen doomer sustaining the quick.

Journalists shadowed him. Passersby—supply drivers, safety guards, workers—turned inadvertent witnesses. His indicators and posts usually the identical chorus: that AI growth was being pushed recklessly, with probably existential penalties.

He framed his calls for plainly: Anthropic ought to admit the hazard, halt frontier AI growth, and have interaction in public accountability. Neither Anthropic nor Google has commented on the starvation strikes.

Why finish now?

Starvation strikes are extreme instruments. They carry the danger of irreversible hurt. Their ethical energy rests on vulnerability. However that energy additionally decays as soon as the strikers are hospitalized, incapacitated, or ignored totally. In different phrases: the protest should press some extent earlier than it turns into a medical spectacle.

Response on social media was mostly positive to his protest.

Editor’s word: This story was up to date after publication to right the variety of days within the headline.