Matthew Widdop
Matty is a Digital SEO Executive at Intelligency, helping our clients to improve their digital performance. Matty is currently studying for his Level 3 Multi-Channel Marketer apprenticeship and has completed a Sport Journalism Degree at the University of Huddersfield.
What Happened
Claude accidentally leaked user information this past week by publishing private Claude conversations on Google by accidentally allowing the content to be indexed. Users on Reddit discovered that a large number of Claude conversations were showing up in Google search results. By typing a specific search into Google, anyone could pull up a list of shared Claude chats, some containing highly sensitive material.
This wasn’t an isolated incident for the AI industry. Google has previously indexed shared conversations from ChatGPT, Grok, and more.
Although Claude does keep conversations private in general, they have a feature that allows users to share their chats with other users, when the links are shared they are then able to be indexed by Google. Claude updated its robots.txt in the wake of the story breaking in order to remove the private conversations from Google search.
Indexing Issues
While Claude accidentally indexed a large proportion of private conversations, the inverse is normally true in SEO, with many users accidentally not indexing their page so content they have worked hard on, on their site, isn’t seen by users. Some common indexing issues include:
- No index tag can often be left over from staging, dev, or a CMS default that never got flipped for production.
- Robots.txt disallow rules that block crawlers from a directory that was supposed to be public.
- Missing XML sitemaps that never got the new URLs added, so Google doesn’t know to look.
- Orphaned pages with no internal links pointing to them, making them effectively invisible to crawlers even if technically indexable.
- Canonical tags pointing to the wrong URL, quietly telling Google “index that page instead, not this one.”
- New site sections or migrations launched without updating Search Console or resubmitting sitemaps, so nobody notices the drop-off until traffic reports come back weeks later.
What this means for Marketers
Whether it’s a chatbot accidentally letting private conversations onto Google or a business unknowingly keeping its best content hidden from it, both cases come down to the same issue, nobody was actively checking what was actually indexed. Regular audits of your robots.txt, sitemaps, canonical tags, and Search Console coverage reports are the difference between catching these issues early and losing months of visibility.
