**Pages need enough genuine, useful content to rank competitively and be worth citing.** This check looks at whether your page has real depth — typically 600+ words of useful content on an informational page — or is thin. Thin pages rarely rank against fuller competitors and rarely give an AI engine something worth quoting; depth here means substance, not padding.
It measures how much genuine, useful content the page carries relative to its purpose:
- Sufficient depth — informational pages generally need real substance, often 600+ words of useful content, to cover a topic competitively.
- Fit to page type — a short page that fully answers a narrow question (contact, definition) is fine; a page that should be comprehensive but isn't is the problem.
- Real value, not padding — depth should come from useful detail, examples and data, not filler.
600+ words of genuine content (for informational pages) or clearly complete for the page type passes; roughly 300–600 words is a warning; under ~300 words on a page that should be substantive (thin content) is a fail.
GEObubbly extracts the visible body text, counts the words and weighs them against the page's evident intent. It's a core Content Structure & Quality check worth 2 points, because thin content rarely ranks against fuller competitors or gives an engine enough to cite.
There's no magic word count, but there is a floor of substance. Informational pages generally need real depth — often 600+ words of genuinely useful content — to cover a topic well enough to rank against competitors and to give an AI engine something worth quoting. A 150-word page on a competitive topic simply hasn't earned the ranking. "Thin content" isn't only about length, though — it's about value. A short page that fully answers a narrow question (a contact page, a definition) is fine; the problem is pages that should be comprehensive but aren't, like a product or guide page with a couple of generic sentences. Depth should be real, not padding: add genuinely useful detail, examples, data and answers — not filler — because both search and AI engines increasingly reward substance and penalise bloat. Depth works alongside specific data and answer-first structure across Content Structure & Quality and GEO / LLM Readiness.
There's no magic number, but informational pages generally need real depth — often 600 or more words of genuinely useful content — to cover a topic well enough to rank against competitors and give an AI engine something worth quoting. A very short page on a competitive subject usually hasn't earned the ranking. That said, length follows from covering the topic thoroughly, not from hitting a target — the goal is to answer the question completely, with useful detail and examples, rather than padding to reach a word count.
Thin content is a page that lacks genuine substance or value — a few generic sentences where the topic warrants real coverage. It hurts SEO because it rarely competes against fuller pages that answer the question more completely, and it gives AI engines little worth citing. Importantly, thin isn't only about length: a short page that fully answers a narrow question is fine. The problem is pages that should be comprehensive but aren't, like a product or guide page with only a couple of vague lines. Both search and AI engines increasingly favour substance.
No — more words for their own sake don't help, and padding can actually hurt. The goal is depth of value, not length: cover the topic thoroughly, answer the real questions, and include useful detail, examples and data, then stop. A focused page that fully answers a narrow question can be short and still excellent, while a bloated page full of filler is worse than a concise one. Both search and AI engines increasingly reward genuine substance and penalise bloat, so aim for completeness rather than a high word count.
Indirectly. AI engines cite specific, useful passages, and a page needs enough genuine substance to contain quotable, well-supported answers — a thin page often doesn't. So depth matters, but as a means to having citation-worthy content, not as a number engines reward directly. What gets you cited is covering the topic thoroughly with specific facts, clear answers and self-contained passages. Adequate length tends to follow from doing that well, rather than being the goal itself.
Add genuine substance, not filler. Answer the follow-up questions a reader would have, include specific data, examples and step-by-step detail, cover edge cases and alternatives, and link to related resources. Turn vague statements into precise, supported ones. The test is whether each addition makes the page more useful or complete — if it does, it adds depth; if it's just words restating what's already there, it's padding. Aim to fully and usefully answer the topic, and the necessary length will follow.