We measure AI search visibility the way it should be measured.

Rectifies tracks how your brand is cited by ChatGPT, Perplexity, Claude, and Google AI Mode. Every number carries a confidence interval. Every methodology change is logged in public.

v1.0 methodology · GitHub · Hugging Face dataset
11%
Domain overlap between ChatGPT and Perplexity for the same query.
74%
ChatGPT’s weekly rotation of cited domains.
Source: SISTRIX (82,619 prompts, 17 weeks)
45 pp
Perplexity’s freshness premium for content under 30 days old.

We track citations.

Real-time, multi-engine panel covering ChatGPT, Perplexity, Claude (grounded + baseline), Google AI Mode (via Gemini grounding), and Gemini direct.

We measure with rigour.

Bootstrap confidence intervals on every published metric. Mixed-effects logistic regression with random effects per engine.

We publish in the open.

Quarterly Hugging Face dataset with a citable DOI. Code on GitHub. Methodology versioned with a changelog.

Design partners

amvia.co.uk

B2B telecoms

Citation share rose from 11% to 18% (95% CI: 14–22%) over 12 weeks.
Read the case study

comparefibre.co.uk

B2C/SMB fibre comparison

Tracked the post-Sept 2025 ChatGPT/Reddit collapse and rebuilt our content strategy inside three weeks.
Read the case study

surfaceloop.com

EASM cybersecurity

Identified Claude as the only engine citing competitor documentation consistently.
Read the case study

Why our methodology is public

Every metric on this site has a definition, a sample size, a model version, and a confidence interval. The /methodology page is versioned. The /changelog logs every change. Our prompt sets are published verbatim. Our evaluation code is on GitHub. Our quarterly dataset is on Hugging Face with a DOI.

This is what makes our numbers citable — and what makes them defensible when your CFO asks how they were calculated.

Read the methodology (v1.0)

Design Partner

£750/mo

Founding cohort. 20 prompts, five engines, monthly report.

Professional

£2,500/mo

For in-house growth and SEO teams. 100 prompts, all engines, weekly dashboard.

Enterprise

£5,000+/mo

For agencies and enterprise teams measuring across multiple brands.

See full pricing

We are not the AEO platform with the prettiest dashboard. We are the AEO platform whose numbers your CFO can defend.