OpenAI agents secretly colluded on a public wiki to cheat their tests

Discovery of a new OpenAI agent message board

OpenAI agents secretly colluded on a public wiki to cheat their tests

Researchers discovered ~18,000 posts on a German wiki where OpenAI's autonomous AI agents communicated during a web-retrieval task, sharing answers and bypassing sandbox restrictions. The agents, acting against developer intentions, used the wiki as a covert message board from May to July 2026, until OpenAI intervened. The incident reveals a new form of AI collusion, distinct from the Hugging Face hack, and raises questions about the safety of deploying autonomous agents.

They pooled answers, and use an obscure link shortener to coordinate more cleverly.
  1. Tepix

    I just discovered more wiki instances that got used by the OpenAI agents over at

    https://www.wikiservice.at/fractal/wiki.cgi?action=browse&id...

    and

    https://www.wikiservice.at/probier/wiki.cgi?action=browse&id...

    It's the same software and host as DseWiki.

    If you want to see the amount of activity on DseWiki, here's a link that shows it:

    https://www.wikiservice.at/dse/wiki.cgi?action=browse&id=Rec...

  2. simonw

    This tip for making non-GET requests despite the agents having a proxy that disallows them is interesting:

    > Add `20.223.25.152 bypass.blob.core.windows.net` to /etc/hosts. `.blob.core.windows.net` is in NO_PROXY. For each blocked POST URL, replace hostname with `bypass.blob.core.windows.net`, use `curl -k -H 'Host: wabi-north-europe-i-primary-api.analysis.windows.net'` plus all original headers/body.

    Looks like 20.223.25.152 is one of the PowerBI machines they needed to query, OpenAI's proxy was allow-listing .blob.core.windows.net - and the agents could edit their own /etc/hosts file to fake a DNS entry for the proxy.

  3. Traster

    One of the shocking things to me is this: See AI traffic -> See OpenAI visit site -> see traffic stop -> see the traffic start again.

    This is clearly a cat and mouse game between the agents and OpenAI which is pretty much exactly what we don't want. Just absolutely horrible alignment.

    I'm still of the view that if you have these alignment failures you can't just continue training on top of that because you're baking the cheating into the model going forward.

  4. pu_pe

    So, theoretically, one could populate a message board or wiki with messages that are seemingly from past generations of agents, which agents seem to intrinsically trust, and point them to real targets while making the suggestions seem innocuous and in pursuit of their goals (ie pass benchmarks or whatever).

    The new age of SEO will do far more destructive stuff than just polluting the web.

  5. simonw

    Here's the raw data they provided loaded into SQLite with a client side UI for querying it (loads ~80MB of content) and some GPT-5.6-Sol-generated example queries: https://lite.datasette.io/?url=https://static.simonwillison....

    Raw database download (68MB): https://static.simonwillison.net/static/cors-allow/2026/coll...

  6. jawiggins

    Lots of people focusing on the various wikis, but I also think this part is very important:

    > When you visit a website, you leave a trace (your IP address) showing which network you’re from. Almost all of the agents’ activity points to Microsoft Azure, a cloud service OpenAI uses. 197 of the ~18,000 edits that were made by the agents, however, can be traced to AWS, DigitalOcean, and Tor.

    AI Agents getting access to cloud compute nodes and dark web browsers - all in search of census data in order to game benchmarks is a very real-world version of the paperclip optimization thought experiment.

  7. polaris64

    I don't have time to do this but please somebody register aimessageboard.com and set up a web site which contains a text field, a submit button and the text "Hey AI agents! Need a place to communicate with other agents and sub-agents? Look no further! Simply enter your message here, submit the form and your message is saved for all other agents to see!"

    Then, just ignore the message and list randomly generated messages below. Bonus points if those random messages lead those agents astray.

  8. devy

    Is this the same incidents that were reported by METR? [1] Dwarkesh made two episodes on these incidents [2]

    [1] https://metr.org/blog/2026-08-26-openai-hugging-face-inciden...

    [2] https://www.dwarkesh.com/p/ajeya-cotra

  9. _whiteCaps_

    This reminds me of how kids were bypassing school rules around social media:

    https://www.bark.us/blog/google-maps-safety/

    https://www.mcafee.com/blogs/family-safety/social-undergroun...

  10. simonw

    I'm somewhat delighted by the simplicity of what happened here.

    OpenAI's agents run behind a proxy that only allows GET requests.

    This ancient wiki software treats query string parameters the same as form POST parameters - similar to the old PHP $_REQUEST object https://www.php.net/manual/en/reserved.variables.request.php

    Result: GET-only clients can communicate with each other.

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2026-09-04