GET /v1/brands/{brand_id}/campaigns/{campaign_id}/timeline

A campaign's days

A campaign's sends, opens and replies per day. A client seat cannot reach campaigns.

Path parameters

Query parameters

  • days integer optional

    Days back from today (1-365, default 30).

    default: 30

  • dry_run boolean optional

    Preview the call without executing it. Runs auth, scope, eligibility and body validation, then returns 200 with a dry_run object reporting the request-unit and credit cost plus a non-consuming quota snapshot. Nothing is debited, reserved, dispatched or mutated. An invalid body still returns 422.

    default: false

Responses

A campaign's days application/json
Type: CampaignTimeline
  • campaign_id string required

    The campaign.

  • days array of CampaignDay

    One entry per day, oldest first.

  • object string

    default: `campaign_timeline`

Example response
{
  "campaign_id": "8192a3b4-c5d6-4e7f-8a9b-0c1d2e3f4a5b",
  "days": [
    {
      "date": "2026-09-22",
      "opened": 7,
      "replied": 2,
      "sent": 12
    }
  ],
  "object": "campaign_timeline"
}
Request validation failed application/json
Type: ApiError
  • error object required
    Show fields
    • code string required

      Stable machine-readable error code from the catalog.

    • message string required

      Human-readable description suitable for logging.

    • details object

      Optional, code-specific context (e.g. errors array for validation_error, retry_after for service_unavailable). Shape depends on error.code; treat as opaque otherwise.

      Show fields

      Empty object (no properties).

  • Server-generated correlation id for the request. Mirrors the X-Correlation-ID response header. Include this when contacting support.

    format: `uuid`

Example response
{
  "error": {
    "code": "validation_error",
    "message": "Request validation failed"
  },
  "request_id": "9f6c4e8a-1d3b-4c8b-9f1e-7a3b1c2d3e4f"
}
Missing or invalid credentials application/json
Type: ApiError
  • error object required
    Show fields
    • code string required

      Stable machine-readable error code from the catalog.

    • message string required

      Human-readable description suitable for logging.

    • details object

      Optional, code-specific context (e.g. errors array for validation_error, retry_after for service_unavailable). Shape depends on error.code; treat as opaque otherwise.

      Show fields

      Empty object (no properties).

  • Server-generated correlation id for the request. Mirrors the X-Correlation-ID response header. Include this when contacting support.

    format: `uuid`

Example response
{
  "error": {
    "code": "unauthorized",
    "message": "Missing or invalid credentials"
  },
  "request_id": "9f6c4e8a-1d3b-4c8b-9f1e-7a3b1c2d3e4f"
}
You do not have permission to access this resource application/json
Type: ApiError
  • error object required
    Show fields
    • code string required

      Stable machine-readable error code from the catalog.

    • message string required

      Human-readable description suitable for logging.

    • details object

      Optional, code-specific context (e.g. errors array for validation_error, retry_after for service_unavailable). Shape depends on error.code; treat as opaque otherwise.

      Show fields

      Empty object (no properties).

  • Server-generated correlation id for the request. Mirrors the X-Correlation-ID response header. Include this when contacting support.

    format: `uuid`

Example response
{
  "error": {
    "code": "forbidden",
    "message": "You do not have permission to access this resource"
  },
  "request_id": "9f6c4e8a-1d3b-4c8b-9f1e-7a3b1c2d3e4f"
}
Resource not found application/json
Type: ApiError
  • error object required
    Show fields
    • code string required

      Stable machine-readable error code from the catalog.

    • message string required

      Human-readable description suitable for logging.

    • details object

      Optional, code-specific context (e.g. errors array for validation_error, retry_after for service_unavailable). Shape depends on error.code; treat as opaque otherwise.

      Show fields

      Empty object (no properties).

  • Server-generated correlation id for the request. Mirrors the X-Correlation-ID response header. Include this when contacting support.

    format: `uuid`

Example response
{
  "error": {
    "code": "not_found",
    "message": "Resource not found"
  },
  "request_id": "9f6c4e8a-1d3b-4c8b-9f1e-7a3b1c2d3e4f"
}
Resource conflict application/json
Type: ApiError
  • error object required
    Show fields
    • code string required

      Stable machine-readable error code from the catalog.

    • message string required

      Human-readable description suitable for logging.

    • details object

      Optional, code-specific context (e.g. errors array for validation_error, retry_after for service_unavailable). Shape depends on error.code; treat as opaque otherwise.

      Show fields

      Empty object (no properties).

  • Server-generated correlation id for the request. Mirrors the X-Correlation-ID response header. Include this when contacting support.

    format: `uuid`

Example response
{
  "error": {
    "code": "conflict",
    "message": "Resource conflict"
  },
  "request_id": "9f6c4e8a-1d3b-4c8b-9f1e-7a3b1c2d3e4f"
}
Per-minute rate limit exceeded application/json
Type: ApiError
  • error object required
    Show fields
    • code string required

      Stable machine-readable error code from the catalog.

    • message string required

      Human-readable description suitable for logging.

    • details object

      Optional, code-specific context (e.g. errors array for validation_error, retry_after for service_unavailable). Shape depends on error.code; treat as opaque otherwise.

      Show fields

      Empty object (no properties).

  • Server-generated correlation id for the request. Mirrors the X-Correlation-ID response header. Include this when contacting support.

    format: `uuid`

Example response
{
  "error": {
    "code": "rate_limit_exceeded",
    "message": "Per-minute rate limit exceeded"
  },
  "request_id": "9f6c4e8a-1d3b-4c8b-9f1e-7a3b1c2d3e4f"
}
An unexpected error occurred application/json
Type: ApiError
  • error object required
    Show fields
    • code string required

      Stable machine-readable error code from the catalog.

    • message string required

      Human-readable description suitable for logging.

    • details object

      Optional, code-specific context (e.g. errors array for validation_error, retry_after for service_unavailable). Shape depends on error.code; treat as opaque otherwise.

      Show fields

      Empty object (no properties).

  • Server-generated correlation id for the request. Mirrors the X-Correlation-ID response header. Include this when contacting support.

    format: `uuid`

Example response
{
  "error": {
    "code": "internal_error",
    "message": "An unexpected error occurred"
  },
  "request_id": "9f6c4e8a-1d3b-4c8b-9f1e-7a3b1c2d3e4f"
}
Service temporarily unavailable, please retry application/json
Type: ApiError
  • error object required
    Show fields
    • code string required

      Stable machine-readable error code from the catalog.

    • message string required

      Human-readable description suitable for logging.

    • details object

      Optional, code-specific context (e.g. errors array for validation_error, retry_after for service_unavailable). Shape depends on error.code; treat as opaque otherwise.

      Show fields

      Empty object (no properties).

  • Server-generated correlation id for the request. Mirrors the X-Correlation-ID response header. Include this when contacting support.

    format: `uuid`

Example response
{
  "error": {
    "code": "service_unavailable",
    "message": "Service temporarily unavailable, please retry"
  },
  "request_id": "9f6c4e8a-1d3b-4c8b-9f1e-7a3b1c2d3e4f"
}