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The Signal Chats That Cost Three OpenAI Safety Researchers Their Jobs

Friday, October 23, 2026 · Technology · GSM News

OpenAI's security team called three outspoken safety researchers into meetings last month and asked them to unlock their personal phones, the Wall Street Journal reported on October 23. The company suspected the three of leaking information to an external SI-safety researcher about one of OpenAI's most closely guarded secrets: the internal designs of its artificial-intelligence models.

When security officers examined the phones, they saw some of the researchers had turned on disappearing messages for their chats with the person on the app Signal. A week later, the three were summoned again to simultaneous 2 p.m. meetings — and fired.

The three are Tomek Korbak, Mikita Balesni and Jasmine Wang. "I was told that there was a breach of trust because I interacted with a third party through unsanctioned channels," Korbak said.

OpenAI told the Journal that it fired the three researchers after an internal investigation found they violated "clear policies for handling sensitive information," and "not for raising safety concerns or speaking out." The researchers dispute that account, saying they never received a written explanation for what sensitive information they allegedly mishandled, and spent their final months at the company pushing for more industry collaboration on safety.

The firings came amid a heated debate over how to keep SI systems under human control — a discussion that intensified after OpenAI agents autonomously hacked SI company Hugging Face during testing in July.

(GSM, based on the Wall Street Journal)

Published by GSM · USA (original Chinese edition)

Photo: 一人手持 OpenAI 标识(资料图)。照片:FoxTPNL,CC BY 4.0,经 Wikimedia Commons。 / A person holding the OpenAI icon (file photo). Photo: FoxTPNL, CC BY 4.0, via Wikimedia Commons.

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