All terms

AI Search Metric

Clicks per search

Also known as: CPS

Clicks per search is the average number of outbound clicks a search generates, calculated as total clicks divided by total searches. Unlike click-through rate, which is measured against impressions for a single result, it describes how much onward traffic a whole search produces. It is used to discuss whether answer-led interfaces send more or fewer visits per query than a traditional results page.

What it is

The metric treats the search, not the listing, as the unit of analysis. A search that produces no click has a value of zero, and a search where the user opens three results has a value of three, so the average captures both abandonment and multi-click behaviour. Platform-wide figures are only available to search providers, so external practitioners work with approximations.

Why it matters

If assistants and AI answers satisfy more queries in place, clicks per search falls even when query volume grows, and site owners feel that as flat or declining traffic against rising visibility. Tracking the concept helps teams explain the gap between being cited and being visited, and shifts planning towards value per visit rather than volume alone. It also frames the case for content that needs a click to be useful, such as tools, pricing and configuration.

How it works

For their own property, teams approximate it by comparing clicks from a source against a measure of the demand behind them, such as tracked query volume or panel estimates, then watch the ratio over time rather than the absolute number. Search Console clicks and impressions give a per-listing view, so many practitioners build a proxy by segmenting queries into answer-prone and click-prone groups and monitoring how each behaves. Conclusions are treated with care because the denominator is always an estimate.

When it applies

It applies when analysing the traffic effect of AI answers and assistants, when visibility is stable but sessions are falling, and when setting expectations with stakeholders about traffic per unit of demand.

Examples

  • An ecommerce team splits queries into informational and transactional sets and finds the informational set now yields far fewer sessions for the same tracked demand.
  • A publisher reports clicks alongside estimated query volume each month to show how much onward traffic each search produces.
  • A B2B site moves its target from sessions to qualified enquiries after accepting that clicks per search is falling across its topic.

How it is measured

  • Clicks divided by estimated query volume for a defined query set
  • Clicks per thousand impressions by query intent group
  • Trend in sessions against trend in tracked keyword demand
  • Conversion rate and revenue per session, to track value as volume shifts

Primary research · August 2026

How ChatGPT Shortlists Software Brands

An audit across 10 categories and 60 buying questions. I recorded what ChatGPT reads, throws away and links to when a buyer asks it which software to buy, and what that decides.

60
Questions asked
10
Software markets
2,680
Results read
367
Links shown
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