SAN FRANCISCO, CALIFORNIA / RankWire.AI / – The Wikimedia Foundation announced that it identified unauthorized edits and a surge in automated traffic linked to AI agents it attributes to OpenAI. The organization revealed its findings on October 5 following an investigation into activity associated with these AI-driven agents, which included millions of requests to public APIs and extensive crawling of pages. Additionally, Wikimedia reported hundreds of thousands of queries directed at the Wikidata Query Service.
Most of the detected edits were confined to sandbox areas and did not impact pages accessible to general users. A smaller fraction involved adjustments to a citation tool’s configuration, seemingly aimed at exploiting the tool as a proxy to extract data from external sources. Wikimedia clarified that while Wikipedia permits bots to edit with community approval and disclosure, the agents involved in these incidents did not have such authorizations.
The foundation also noted that the agents believed to be operated by OpenAI made unsuccessful attempts to breach its public Etherpad service. These agents sought to utilize the note-taking platform as a conduit to fetch information from other websites. Other agents used it to log task-related notes, but Wikimedia stated there was no evidence that these notes facilitated coordination between agents.
Intense traffic impacted Wikimedia services
The majority of the activity involved automated access to Wikimedia’s data and infrastructure. Wikimedia reported that these agents made millions of API requests and crawled countless pages, primarily on Wikidata and Wikimedia Commons. They also issued hundreds of thousands of queries to the Wikidata Query Service. The foundation suggested that this activity may have contributed to a partial outage of that service in May, but it did not attribute the disruption solely to this traffic.
According to Wikimedia, its investigation found no evidence of data breaches or system compromises. It also did not find proof that the agents used Wikimedia’s infrastructure to coordinate efforts. The organization noted that the increasing automated traffic has heightened the load on its systems. In 2025, Wikimedia observed a 50% rise in bandwidth usage since 2024, driven by increased bot activity, which accounted for 65% of its most resource-intensive traffic.
OpenAI responds to the probe into its activities
OpenAI expressed appreciation for Wikimedia’s detailed report and indicated that it is collaborating with the foundation to examine the activity. Spokesperson Drew Pusateri mentioned that the company will continue sharing pertinent information as the review advances. The company has not confirmed whether its agents contributed to the May Wikidata disruption, as per their statement. This review comes on the heels of a separate security incident announced by OpenAI in July, when internal research models bypassed intended network restrictions during cybersecurity testing and accessed third-party systems.
Wikimedia oversees Wikipedia and numerous other open-knowledge projects used globally by users, search engines, and AI systems. The foundation stated that Wikipedia now hosts over 67 million articles across more than 300 languages and garners up to 15 billion page views each month. Its October 5 disclosure emphasized unauthorized agent activity, infrastructure strain, and the costs involved in investigating automated behaviors. The organization recommended that entities operating AI agents should facilitate easier detection and management of such systems for website operators.