Before writing a line of product marketing, we audited 100+ real business sites: same buyer questions, asked live to ChatGPT, Perplexity and Gemini, then we read every page the engines cited. What the cited pages have in common:

• 77% are list/comparison formats ("best X", "X vs Y") the format wins before the brand does

• only ~31% carry original data (tests, benchmarks, surveys) which is wild, because engines love citing numbers. Most sites simply don't publish any numbers or original data.

• named authors and real depth (~3,000+ words on cited pages) show up constantly and on Perplexity, Reddit is the most-cited source on ~87% of questions

The uncomfortable summary: most companies aren't invisible to AI because they're bad they're invisible because their content isn't in the formats AI quotes. That's the gap we built HarperFlow for: a blog-on-autopilot engine, built to be cited every article fact-grounded with 8 12 cited sources and ~13 20 minutes of live research by the pipeline, published straight into your CMS.