Meta Pauses Work With Mercor After Data Breach Puts AI Industry Secrets at Risk | WIRED

Meta Pauses Work With Mercor After Data Breach Puts AI Industry Secrets at Risk | WIRED

Wired - AI 6 min read

About this article

Major AI labs are investigating a security incident that impacted Mercor, a leading data vendor. The incident could have exposed key data about how they train AI models.

Save StorySave this storySave StorySave this storyMeta has paused all its work with the data contracting firm Mercor while it investigates a major security breach that impacted the startup, two sources confirmed to WIRED. The pause is indefinite, the sources said. Other major AI labs are also reevaluating their work with Mercor as they assess the scope of the incident, according to people familiar with the matter.Mercor is one of a few firms that OpenAI, Anthropic, and other AI labs rely on to generate training data for their models. The company hires massive networks of human contractors to generate bespoke, proprietary datasets for these labs, which are typically kept highly secret as they’re a core ingredient in the recipe to generate valuable AI models that power products like ChatGPT and Claude Code. AI labs are sensitive about this data because it can reveal to competitors—including other AI labs in the US and China—key details about the ways they train AI models. It’s unclear at this time whether the data exposed in Mercor’s breach would meaningfully help a competitor.While OpenAI has not stopped its current projects with Mercor, it is investigating the startup’s security incident to see how its proprietary training data may have been exposed, a spokesperson for the company confirmed to WIRED. The spokesperson says that the incident in no way affects OpenAI user data, however. Anthropic did not immediately respond to WIRED’s request for comment.Mercor confirmed the ...

Originally published on April 03, 2026. Curated by AI News.

Related Articles

UMKC Announces New Master of Science in Artificial Intelligence
Ai Infrastructure

UMKC Announces New Master of Science in Artificial Intelligence

UMKC announces a new Master of Science in Artificial Intelligence program aimed at addressing workforce demand for AI expertise, set to l...

AI News - General · 4 min ·
Machine Learning

AI assistants are optimized to seem helpful. That is not the same thing as being helpful.

RLHF trains models on human feedback. Humans rate responses they like. And it turns out humans consistently rate confident, fluent, agree...

Reddit - Artificial Intelligence · 1 min ·
Llms

wtf bro did what? arc 3 2026

The Physarum Explorer is a high-speed, bio-inspired neural model designed specifically for ARC geometry. Here is the snapshot of its curr...

Reddit - Artificial Intelligence · 1 min ·
Llms

Study: LLMs Able to De-Anonymize User Accounts on Reddit, Hacker News & Other "Pseudonymous" Platforms; Report Co-Author Expands, Advises

Advice from the study's co-author: "Be aware that it’s not any single post that identifies you, but the combination of small details acro...

Reddit - Artificial Intelligence · 1 min ·
More in Machine Learning: This Week Guide Trending

No comments

No comments yet. Be the first to comment!

Stay updated with AI News

Get the latest news, tools, and insights delivered to your inbox.

Daily or weekly digest • Unsubscribe anytime