In the United States, a person was detained for allegedly planning to set fire to Sam Altman's house from OpenAI.

Short news version

In San Francisco police arrested a suspect who tried to set fire to the house of OpenAI CEO Sam Altman. During the incident the building’s entrance group was scorched, but no one was injured. An hour after the event near the company’s headquarters the same person was detained for threatening to burn down the OpenAI office. Altman posted on his blog calling for moderate rhetoric in the AI industry.

1. What happened
TimeLocationEvent≈ 04:00Altman’s house (North‑Beach)The suspect threw a “Molotov cocktail” at the entrance group. The fire was quickly extinguished, no injuries.≈ 05:00OpenAI headquartersA man threatened to set the office on fire. Police arrived and arrested the suspect.
Police believe both incidents are linked to the same 20‑year‑old man.

2. Company reaction
- OpenAI confirmed the attempted arson and announced cooperation with law enforcement.

- Sam Altman posted photos of his loved ones in a personal blog, admitted that he “underestimated the power of words,” and urged the AI industry to lower its rhetoric level. He emphasized that technology can benefit everyone but it’s important to consider anti‑technological sentiments.

3. Previous protest cases
In February OpenAI quickly seized from Anthropic the right to handle Pentagon military contracts. Before the company’s San Francisco office, chalked signs appeared calling employees to oppose the deal, which became another act of public protest.

Summary

- The suspect was arrested after two arson attempts: Altman’s house and the OpenAI office.

- The fire caused no injuries but raised concerns in the tech community.

- Sam Altman publicly called for a more moderate discussion about AI’s role.