> ## Documentation Index > Fetch the complete documentation index at: https://docs.mentionlab.io/llms.txt > Use this file to discover all available pages before exploring further. # Per-domain citation rate and brand true reach > Returns the project's cited source domains, each with its citation rate, cited page count and the share of those pages that also mention the brand; limited by `size` (default 15, max 50). ## OpenAPI ````yaml https://api.mentionlab.io/api/docs-json post /api/analytics/sources/domain-reach openapi: 3.0.0 info: title: MentionLab Public API v0.3.4-rc description: '' version: 0.3.4-rc contact: {} servers: - url: https://api.mentionlab.io security: [] tags: [] paths: /api/analytics/sources/domain-reach: post: tags: - Analytics - Sources summary: Per-domain citation rate and brand true reach description: >- Returns the project's cited source domains, each with its citation rate, cited page count and the share of those pages that also mention the brand; limited by `size` (default 15, max 50). operationId: SourcesController_getDomainReach parameters: - name: x-project-id in: header description: Project ID to specify the project context required: true schema: type: string requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/SourceDomainReachDto' responses: '200': description: '' content: application/json: schema: $ref: '#/components/schemas/SourceDomainReachResponse' '400': description: >- The request failed validation — the body, query or path parameters are malformed or out of range. content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' '401': description: The request is missing valid authentication credentials. content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' '403': description: >- The authenticated principal lacks the required permission, or access to the requested organisation/project. content: application/json: schema: $ref: '#/components/schemas/ApiErrorResponse' components: schemas: SourceDomainReachDto: type: object properties: startDate: type: string description: Start date (inclusive) example: '2025-01-01' endDate: type: string description: End date (exclusive) example: '2025-02-01' countries: description: Filter by country codes example: - BE - FR type: array items: type: string languages: description: Filter by language codes example: - en - fr type: array items: type: string models: description: Filter by AI models example: - gpt-4o - claude-3-5-sonnet type: array items: type: string queryIds: description: Filter by query IDs example: - 3fa85f64-5717-4562-b3fc-2c963f66afa6 type: array items: type: string hasSources: type: string description: >- Filter by source presence: "sources" (only with sources), "no_sources" (only without), "all" (no filter). Legacy true/false values are still accepted. enum: - all - sources - no_sources hasShopping: type: string description: >- Filter by shopping presence: "shopping" (only with shopping), "no_shopping" (only without), "all" (no filter). Legacy true/false values are still accepted. enum: - all - shopping - no_shopping queryTagIds: description: Filter by query tag IDs (numeric — bigint column) example: - '42' type: array items: type: string execTagIds: description: Filter by execution tag IDs example: - 3fa85f64-5717-4562-b3fc-2c963f66afa6 type: array items: type: string queryTagGroupIds: description: >- Filter by query tag group IDs — matches rows carrying any tag filed under a selected group. Combines with queryTagIds per queryTagMode. example: - 3fa85f64-5717-4562-b3fc-2c963f66afa6 type: array items: type: string execTagGroupIds: description: >- Filter by execution tag group IDs — matches rows carrying any tag filed under a selected group. Combines with execTagIds per execTagMode. example: - 3fa85f64-5717-4562-b3fc-2c963f66afa6 type: array items: type: string queryTypes: type: array description: >- Filter by query type. Include "untyped" to also match queries without a type. Results from since-deleted queries are excluded when this filter is set. items: type: string enum: - comparative - informative - perception - untyped queryTagMode: type: string description: >- Query tag matching mode: "or" matches ANY tag (default), "and" matches ALL tags. enum: - and - or default: or execTagMode: type: string description: >- Execution tag matching mode: "or" matches ANY tag (default), "and" matches ALL tags. enum: - and - or default: or timezone: type: string description: >- IANA timezone for date bucketing and filtering (e.g. "Europe/Brussels"). Defaults to UTC. example: Europe/Brussels default: UTC groupBy: type: string description: >- Row grouping level for entity results. "none" = one row per entity, "division" = one row per division (entities not in a division get their own row), "group" = one row per top-level group (divisions roll up into their group). Defaults to "none". enum: - none - division - group groupByEntityGroup: type: boolean description: >- Deprecated — use groupBy instead. true is equivalent to groupBy="group". deprecated: true example: false showAllEntities: type: boolean description: >- Include entities that have only ever been seen in a single AI response. These are mostly one-off extraction noise and are hidden by default. example: false tlds: description: >- Restrict to source domains whose ICANN public suffix is one of these values. Matched exactly against the full suffix (e.g. "co.uk", not "uk"). example: - be - co.uk type: array items: type: string entityIds: description: >- Entity IDs to compute true reach for (defaults to primary non-blacklisted) example: - 3fa85f64-5717-4562-b3fc-2c963f66afa6 type: array items: type: string size: type: number description: Max domains to return (default 15, max 50) default: 15 example: 15 SourceDomainReachResponse: type: object properties: totalResponses: type: number description: >- Total number of AI responses in the filtered scope. Used as the denominator for citationRate. example: 150 sources: description: >- Per-domain citation and reach statistics, ordered by resultCount descending type: array items: $ref: '#/components/schemas/SourceDomainReachPoint' required: - totalResponses - sources ApiErrorResponse: type: object properties: statusCode: type: number description: HTTP status code of the error. example: 400 message: type: string description: >- Human-readable description of the error. Validation failures return an array of per-field validation errors instead of a single string. example: Validation failed error: type: string description: Short name of the HTTP error. example: Bad Request required: - statusCode SourceDomainReachPoint: type: object properties: domain: type: string description: Root domain name (e.g. reddit.com) example: reddit.com resultCount: type: number description: >- Number of distinct AI responses that cited at least one page from this domain. A single response citing 3 reddit.com pages counts as 1. example: 42 citationRate: type: number description: >- Citation rate — how often this domain appears across all AI responses. Formula: (resultCount / totalResponses) × 100. Example: 28% means 28 out of every 100 AI responses reference this domain. example: 28 pageCount: type: number description: >- Total number of individual page citations from this domain. One AI response may cite multiple pages from the same domain, each counted separately. example: 67 brandPageCount: type: number description: >- Number of cited pages from this domain where the selected entities (brand) were mentioned. Subset of pageCount — only pages that also reference the brand. example: 30 trueReach: type: number description: >- True Reach — of this domain's total citations, what percentage reference the brand. Formula: (brandCitationCount / totalCitationCount) × 100. Example: 44.78% means ~45% of citation rows from this domain involve the brand. example: 44.78 required: - domain - resultCount - citationRate - pageCount - brandPageCount - trueReach ````