Overview history - Citations
API onlyRequests to this endpoint consume API units based on the
promptsparameter: requests returning only custom prompt data are free, while requests including Ahrefs prompt data follow standard API unit pricing.
Every entity provided in brands (and competitors, when applicable) must include at least one value in url_groups. Entities consisting only of names are not supported here because citations are matched against URL groups.
Request body
The filter expression. The following column identifiers are recognized (this differs from the identifiers recognized by the select parameter).
A filter expression for prompt tags. Requires report_id. Uses filter syntax with the following restrictions: the only valid field name is "tag"; the only valid operator are: "eq", "neq", "substring", "isubstring", "phrase_match", "iphrase_match", "prefix", "suffix", "empty"; maximum nesting depth of and, or is 2.
The end date of the historical period in YYYY-MM-DD format.
The start date of the historical period in YYYY-MM-DD format.
AI visibility reports are switching to AI adjusted volume. It better estimates demand for AI responses across chatbots and AI search surfaces. It is calculated by adjusting Google search volume for each AI platform’s estimated usage compared with Google. This param will be deprecated on August 31, 2026; all requests will use new AI adjusted volume.
A list of two-letter country codes (ISO 3166-1 alpha-2).
The ID of the report to use. If one is given, other parameters are taken from the report (market, country, filters). If country or filters are provided, they override the ones in the report. You can find it in the URL of your Brand Radar report in Ahrefs: https://app.ahrefs.com/brand-radar/reports/#report_id#/...
The type of prompts to use. If not specified, both will be used. Custom prompts require a report_id to be provided.
A list of chatbot models. All models can be combined with each other. claude module supports only custom prompts.
The google_ai_overviews_keywords and google_ai_mode_keywords models report AI Overviews / AI Mode visibility derived from Google search queries (keywords) rather than prompts.
A list of the niche markets of your brands. Deprecated on 2026-05-18, this parameter will have no effect shortly after this date.
A list of brand names and websites to search for.
names or url_groups is requiredThe names of the brand/competitor
The domain of the target
Scope of the target.
The output format.
Responses
Estimated citations from responses mentioning the brand URLs.