Huddlekit Events API

openapi: 3.2.0
info:
  title: Huddlekit Events API
  version: 1.0.0
  summary: Read and create feedback comments, change their status and subscribe to comment webhooks.
  description: The Huddlekit REST API reads a workspace's projects, web apps, documents and comments, creates comments, changes a comment's status and manages webhook subscriptions.
  termsOfService: https://huddlekit.com/terms
  contact:
    name: Huddlekit
    email: hello@huddlekit.com
    url: https://huddlekit.com
servers:
- url: https://app.huddlekit.com/api/v1
  description: Production
security:
- apiKey: []
tags:
- name: Events
  description: Sample event payloads.
paths:
  /events/recent:
    get:
      operationId: listRecentEvents
      tags:
      - Events
      summary: Get sample webhook payloads from recent comments
      description: 'Builds sample webhook payloads from the workspace''s newest comments, in exactly the shape a live delivery has, so you can map fields before any event fires. These are not replayed deliveries: `event_id` is `sample:`, `occurred_at` is the comment''s creation time, `source` is `app`, and `changed` is only filled (with a representative status change) when `event` is `comment.status_changed`. Requires the `read` scope.'
      parameters:
      - name: event
        in: query
        required: false
        description: Event type to render the samples as. Defaults to `comment.created`.
        schema:
          $ref: '#/components/schemas/EventType'
          default: comment.created
      - name: surface
        in: query
        required: false
        description: Only use comments from this surface. Omit to use all surfaces.
        schema:
          $ref: '#/components/schemas/Surface'
      - name: limit
        in: query
        required: false
        description: Number of samples, 1 to 25. Defaults to 3. Out-of-range values are clamped.
        schema:
          type: integer
          minimum: 1
          maximum: 25
          default: 3
      responses:
        '200':
          description: Sample payloads.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListRecentEventsResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '429':
          $ref: '#/components/responses/TooManyRequests'
        '503':
          $ref: '#/components/responses/ServiceUnavailable'
components:
  schemas:
    WebsitePage:
      type: object
      title: Website page
      description: Location of a website comment.
      additionalProperties: false
      required:
      - path
      properties:
        path:
          type:
          - string
          - 'null'
          description: Page path, relative to the project's URL.
    WebappPage:
      type: object
      title: Web app page
      description: Location of a web app comment.
      additionalProperties: false
      required:
      - url
      - path
      - title
      properties:
        url:
          type:
          - string
          - 'null'
          description: Full URL of the page.
        path:
          type:
          - string
          - 'null'
          description: Page path.
        title:
          type:
          - string
          - 'null'
          description: Page title.
    PlanRequiredError:
      type: object
      description: Returned with 403 when the key's workspace is not on a plan that includes API access.
      required:
      - error
      - requiredPlans
      properties:
        error:
          type: string
          description: Human-readable message naming the required plan.
        requiredPlans:
          type: array
          description: Plan ids that include API access.
          items:
            type: string
      example:
        error: This feature requires the Team plan.
        requiredPlans:
        - team
    Surface:
      type: string
      enum:
      - website
      - webapp
      - document
      description: 'What a comment is attached to. `website`: a website project (the parent is a project). `webapp`: a web app that runs the Huddlekit SDK widget (the parent is a web app). `document`: an uploaded PDF, image or video (the parent is a document).'
    EventType:
      type: string
      enum:
      - comment.created
      - comment.status_changed
      - comment.text_changed
      - comment.screenshot_ready
      description: '`comment.created`: a comment was added. `comment.status_changed`: its status changed. `comment.text_changed`: its text was edited. `comment.screenshot_ready`: its screenshot finished capturing (website and webapp comments only). The **Send test event** button in the Huddlekit app also sends `ping`, with a made-up comment and no `source` or `permalink`; answer it with any 2xx and don''t treat it as a real event.'
    ListRecentEventsResponse:
      type: object
      required:
      - events
      - sample
      properties:
        events:
          type: array
          description: Sample payloads built from the newest comments, newest first.
          items:
            $ref: '#/components/schemas/WebhookPayload'
        sample:
          type: boolean
          const: true
          description: 'Always true: these are samples, not replayed deliveries.'
    DocumentPage:
      type: object
      title: Document page
      description: Location of a document comment.
      additionalProperties: false
      required:
      - page_number
      properties:
        page_number:
          type:
          - integer
          - 'null'
          description: Page number (1-based).
        video_timestamp:
          type: number
          description: Position in seconds. Present only for comments on a video.
    Change:
      type: object
      description: Before and after values of a changed field.
      required:
      - old
      - new
      properties:
        old:
          description: Previous value. Always null for text edits (the pre-edit text is never sent) and for screenshots.
        new:
          description: New value.
    WebhookComment:
      type: object
      description: The comment as it is when the event is sent.
      required:
      - id
      - number
      - title
      - text
      - status
      - page
      - permalink
      - screenshot
      - browser_info
      - author
      - created_at
      properties:
        id:
          type: string
          format: uuid
          description: Comment id.
        number:
          type:
          - integer
          - 'null'
          description: Sequential number of the comment within its parent.
        title:
          type: string
          description: 'One-line title made from the text: its first line, shortened to about 80 characters, ending in … when anything was cut.'
        text:
          type: string
          description: Full comment text.
        status:
          type:
          - string
          - 'null'
          enum:
          - open
          - in-review
          - in-progress
          - resolved
          - null
          description: 'Workflow status: `open`, `in-review`, `in-progress` or `resolved`.'
        page:
          description: Where the comment is. Shape depends on `surface`.
          oneOf:
          - $ref: '#/components/schemas/WebsitePage'
          - $ref: '#/components/schemas/WebappPage'
          - $ref: '#/components/schemas/DocumentPage'
        permalink:
          type: string
          format: uri
          description: Link back to the comment. For website and document comments it opens the comment in Huddlekit; for web app comments it opens your page with the Huddlekit widget.
        screenshot:
          type:
          - string
          - 'null'
          description: Screenshot of the page, or null. Always null for documents.
        browser_info:
          description: Browser and device details recorded with the comment (JSON), or null. Always null for documents.
        author:
          description: Who wrote the comment, or null when unknown.
          oneOf:
          - $ref: '#/components/schemas/WebhookAuthor'
          - type: 'null'
        created_at:
          type:
          - string
          - 'null'
          format: date-time
          description: When the comment was created.
    WebhookPayload:
      type: object
      description: Body of every webhook delivery, and of each item returned by `GET /events/recent`.
      required:
      - event
      - event_id
      - occurred_at
      - workspace_id
      - surface
      - parent_id
      - source
      - comment
      - changed
      properties:
        event:
          $ref: '#/components/schemas/EventType'
        event_id:
          type: string
          description: Unique event id; the same on every retry, so use it to de-duplicate. Samples from `GET /events/recent` use `sample:<comment id>`.
        occurred_at:
          type: string
          format: date-time
          description: When the change happened.
        workspace_id:
          type: string
          format: uuid
          description: Workspace the comment belongs to.
        surface:
          $ref: '#/components/schemas/Surface'
        parent_id:
          type: string
          description: Id of the project, web app or document the comment is on.
        source:
          type:
          - string
          - 'null'
          description: 'Who made the change: `app` (a change made in Huddlekit, or synced back from Slack, Linear, ClickUp or Notion), `mcp` (an AI agent via Huddlekit''s MCP server) or `connector:<api_key_id>` (a call to this API with that key). Null only on events from before 2026-09-06.'
        comment:
          description: The comment. Typed as nullable, but events whose comment no longer exists are not sent.
          oneOf:
          - $ref: '#/components/schemas/WebhookComment'
          - type: 'null'
        changed:
          type:
          - object
          - 'null'
          description: 'What changed, keyed by field: `status` for comment.status_changed, `text` for comment.text_changed (with `old` always null), `screenshot` for comment.screenshot_ready (with `old` null). Null for comment.created.'
          additionalProperties:
            $ref: '#/components/schemas/Change'
    WebhookAuthor:
      type: object
      description: Who wrote the comment.
      required:
      - name
      - kind
      properties:
        name:
          type: string
          description: Display name, or `Someone` when the name is unknown. Comments created through this API show as `API`.
        kind:
          type: string
          enum:
          - user
          - guest
          description: '`user` for a Huddlekit member, `guest` for anyone else.'
    Error:
      type: object
      description: Error body returned by every failed call.
      required:
      - error
      properties:
        error:
          type: string
          description: Short, human-readable error message.
        detail:
          type: string
          description: Extra explanation, when there is one.
      example:
        error: Unauthorized
        detail: Invalid or revoked API key
  responses:
    Forbidden:
      description: The key lacks the scope this call needs (`{"error":"Forbidden","detail":"This key lacks the \"read\" scope"}`), or the workspace has no active Team subscription (body includes `requiredPlans`).
      content:
        application/json:
          schema:
            anyOf:
            - $ref: '#/components/schemas/PlanRequiredError'
            - $ref: '#/components/schemas/Error'
          example:
            error: This feature requires the Team plan.
            requiredPlans:
            - team
    Unauthorized:
      description: No API key, a malformed `Authorization` header, or an invalid, revoked or expired key.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error: Unauthorized
            detail: 'Send your key as: Authorization: Bearer hk_live_…'
    BadRequest:
      description: The request was invalid. `error` says which field and why.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error: parent_id is required
    ServiceUnavailable:
      description: A temporary failure, such as the API key, the workspace plan or the parent record could not be checked. Safe to retry.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error: Could not verify the workspace plan
    TooManyRequests:
      description: 'Rate limit exceeded. Limits: 200 reads and 30 writes per minute per API key, counted per endpoint group (`/me`, `/projects`, `/comments`, `/comments/{id}`, `/hooks`, `/events/recent`) and separately for reads and writes; `DELETE /hooks/{id}` counts toward the `/hooks` writes. Refused calls count too. Wait the number of seconds in `Retry-After`, then retry.'
      headers:
        Retry-After:
          description: Whole seconds until the limit resets (at least 1).
          schema:
            type: integer
            minimum: 1
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error: Too many requests
  securitySchemes:
    apiKey:
      type: http
      scheme: bearer
      bearerFormat: hk_live_ + 64 hex characters
      description: 'Workspace API key, created in the Huddlekit app and shown once. Send it as `Authorization: Bearer hk_live_<64 lowercase hex characters>`. The key identifies the workspace; there is no user session. GET calls need the `read` scope; POST, PATCH and DELETE calls need `write`.'
externalDocs:
  description: REST API guide
  url: https://huddlekit.com/support/using-the-rest-api