Free live diagnostic

Find what keeps AI from recommending you.

Checks whether AI crawlers can read your site and whether a lookalike domain is answering for you — before you spend a cent on content. No account, no card, nothing stored.

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What the measurement looks like

The checks above tell you whether engines can recommend you. This is the other half — how often they actually do, measured by asking them. The run below is from one category, because it is a real recorded measurement rather than an illustration; the method is the same whatever you sell.

How often each brand is named
Recall v0

Vector database

A recorded run from 2026-09-17 — 6 prompts × 4 runs = 24 probes. Not live: probing costs money per view.

Pinecone88% (69–96%)
Qdrant88% (69–96%)
Weaviate83% (64–93%)
Milvus83% (64–93%)
Elasticsearch21% (9–40%)
Chroma17% (7–36%)
pgvector0% (0–14%)
Redis0% (0–14%)

Every bar is a Wilson score interval at n=24. The top four overlap, so this sample cannot rank Pinecone, Qdrant, Weaviate and Milvus against one another, and reporting that it can would be the error. What it does establish is the drop below them: 83% and 21% do not overlap, so that gap is real.

pgvector and Redis are named in none of the 24 answers, and pgvector ships inside Postgres. That is not low visibility, it is the wrong question: these ask for companies, vendors and platforms, and an extension is none of those. Different cause, different fix — and a ranking alone would have shown it as a zero with no explanation.

100% of probes returned a usable answer (86–100%). Refusals and errors are excluded from the denominators above — a refusal is not evidence a brand is invisible.

Where those answers came from

The sources the engine actually cited, which is where optimisation work goes.

26qdrant.techown site
19pinecone.ioown site
16docs.weaviate.ioown site
12weaviate.ioown site
8semantic.io
7aiworkflowlab.dev
7learn.microsoft.com
6github.com
6milvus.ioown site
5inductivee.com

Five of the ten most-cited sources are the measured vendors' own sites, which is the category a team wholly controls. Three belong to nobody in the table — semantic.io, aiworkflowlab.dev and inductivee.com — and each was cited five times or more.

Recall v0 — the intervals are this wide because the sample is small. What it can support, it reports; what it cannot, it declines to. Both of those narrow from here.

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