> ## Documentation Index
> Fetch the complete documentation index at: https://docs.coldsend.pro/llms.txt
> Use this file to discover all available pages before exploring further.

# Get campaign activity timeline

> **Get daily time-series of email activity**

Returns a contiguous daily series of sent/opened/replied/bounced counts (and
derived rates) for all campaigns in the workspace.

Defaults to the last **90 days** when no date range is supplied.

## Example

```python
import requests

response = requests.get(
    "https://api.coldsend.io/api/public/v1/analytics/campaigns/timeline",
    headers={"X-API-Key": "your-api-key"},
    params={"from_date": "2024-01-01", "to_date": "2024-03-31"}
)
print(response.json())
```



## OpenAPI

````yaml /public_openapi.json get /api/public/v1/analytics/campaigns/timeline
openapi: 3.0.3
info:
  title: ColdSend Public API
  description: >-
    Programmatic access to ColdSend for managing cold email campaigns and sender
    accounts.
  version: 1.0.0
  contact:
    name: ColdSend Support
    email: support@coldsend.pro
    url: https://coldsend.pro
servers:
  - url: https://api.coldsend.pro
    description: Production
security:
  - ApiKeyAuth: []
paths:
  /api/public/v1/analytics/campaigns/timeline:
    get:
      tags:
        - Analytics
      summary: Get campaign activity timeline
      description: >-
        **Get daily time-series of email activity**


        Returns a contiguous daily series of sent/opened/replied/bounced counts
        (and

        derived rates) for all campaigns in the workspace.


        Defaults to the last **90 days** when no date range is supplied.


        ## Example


        ```python

        import requests


        response = requests.get(
            "https://api.coldsend.io/api/public/v1/analytics/campaigns/timeline",
            headers={"X-API-Key": "your-api-key"},
            params={"from_date": "2024-01-01", "to_date": "2024-03-31"}
        )

        print(response.json())

        ```
      operationId: get_campaign_timeline_api_public_v1_analytics_campaigns_timeline_get
      parameters:
        - name: from_date
          in: query
          required: false
          schema:
            type: string
            format: date
            nullable: true
            title: From Date
            description: Start date (ISO 8601). Defaults to 90 days ago.
          description: Start date (ISO 8601). Defaults to 90 days ago.
        - name: to_date
          in: query
          required: false
          schema:
            type: string
            format: date
            nullable: true
            title: To Date
            description: End date (ISO 8601). Defaults to today.
          description: End date (ISO 8601). Defaults to today.
      responses:
        '200':
          description: Timeline retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicCampaignTimelineResponse'
        '401':
          description: Missing or invalid API key
        '403':
          description: Insufficient permissions - requires 'campaigns:read' scope
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    PublicCampaignTimelineResponse:
      properties:
        success:
          type: boolean
          title: Success
          default: true
        message:
          type: string
          title: Message
          default: Timeline retrieved successfully
        from_date:
          type: string
          title: From Date
          description: Start of the range (YYYY-MM-DD)
        to_date:
          type: string
          title: To Date
          description: End of the range (YYYY-MM-DD)
        timeline:
          items:
            $ref: '#/components/schemas/PublicTimelineDataPoint'
          type: array
          title: Timeline
          description: Daily data points
      type: object
      required:
        - from_date
        - to_date
        - timeline
      title: PublicCampaignTimelineResponse
      description: Response for campaign timeline analytics.
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    PublicTimelineDataPoint:
      properties:
        date:
          type: string
          title: Date
          description: Date (YYYY-MM-DD)
        sent:
          type: integer
          title: Sent
          description: Emails sent on this day
        opened:
          type: integer
          title: Opened
          description: Emails opened on this day
        replied:
          type: integer
          title: Replied
          description: Replies received on this day
        bounced:
          type: integer
          title: Bounced
          description: Emails bounced on this day
        open_rate:
          type: number
          title: Open Rate
          description: Open rate (%)
        reply_rate:
          type: number
          title: Reply Rate
          description: Reply rate (%)
        bounce_rate:
          type: number
          title: Bounce Rate
          description: Bounce rate (%)
      type: object
      required:
        - date
        - sent
        - opened
        - replied
        - bounced
        - open_rate
        - reply_rate
        - bounce_rate
      title: PublicTimelineDataPoint
      description: Single day in the timeline.
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
      type: object
      required:
        - loc
        - msg
        - type
      title: ValidationError
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-Key
      description: API key with format cs_live_xxx

````