> ## 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. # Timeseries of top 5 YouTube channels by citation share > Returns a day/week/month timeseries of the top 5 YouTube channels by citation share, with every channel present in each bucket (0 when absent). ## OpenAPI ````yaml https://api.mentionlab.io/api/docs-json post /api/v1/analytics/social/youtube/channels/timeseries 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/v1/analytics/social/youtube/channels/timeseries: post: tags: - Analytics - Social summary: Timeseries of top 5 YouTube channels by citation share description: >- Returns a day/week/month timeseries of the top 5 YouTube channels by citation share, with every channel present in each bucket (0 when absent). operationId: SocialV1Controller_getYoutubeChannelsTimeseries_v1 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/YoutubeChannelsTimeseriesDto' responses: '200': description: '' content: application/json: schema: $ref: '#/components/schemas/YoutubeChannelsTimeseriesResponse' '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: YoutubeChannelsTimeseriesDto: 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 bucketSize: type: string description: Time bucket granularity enum: - day - week - month example: day required: - bucketSize YoutubeChannelsTimeseriesResponse: type: object properties: channels: description: >- The top 5 channels ordered by total citations across the full date range. Every bucket in `points` will contain an entry for each of these 5 channels (0 if absent). type: array items: $ref: '#/components/schemas/YoutubeChannelsTimeseriesChannel' points: description: >- Flat array of data points — one entry per (bucket × channel) combination. Ordered by bucket ascending, then by channel rank descending within each bucket. type: array items: $ref: '#/components/schemas/YoutubeChannelsTimeseriesPoint' required: - channels - points 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 YoutubeChannelsTimeseriesChannel: type: object properties: channelId: type: string description: YouTube-side channel ID. example: UCsXVk37bltHxD1rDPwtNM8Q channelName: type: string description: Channel display name from the latest snapshot. example: Kurzgesagt – In a Nutshell required: - channelId - channelName YoutubeChannelsTimeseriesPoint: type: object properties: bucket: type: string description: >- Start of the time bucket (ISO 8601). Granularity depends on the requested bucketSize (day/week/month). example: '2026-03-01T00:00:00.000Z' channelId: type: string description: YouTube-side channel ID. example: UCsXVk37bltHxD1rDPwtNM8Q channelName: type: string description: Channel display name from the latest snapshot. example: Kurzgesagt – In a Nutshell resultCount: type: number description: >- Number of distinct AI responses that cited any video from this channel within this bucket. example: 12 citationShare: type: number description: >- This channel's per-bucket share among AI responses citing any YouTube channel in the bucket. Formula: (resultCount / bucket total YT-citing responses) × 100. Per-bucket shares across the 5 top channels can sum to ≤ 100% (other channels outside the top 5 also have citations). example: 22.5 required: - bucket - channelId - channelName - resultCount - citationShare ````