List measurement sources

GET /api/v2/buyer/advertisers/{advertiserId}/measurement-sources Lists measurement sources for an advertiser — the MMM feeds, brand-lift studies, and partner data sources that supply outcome records. Filter by outcome type and status.

Request

curl "https://api.interchange.io/api/v2/buyer/advertisers/12345/measurement-sources?status=active&take=50&skip=0" \
  -H "Authorization: Bearer $SCOPE3_API_KEY"

Parameters

Field	Type	Required	Notes
`advertiserId`	string	Yes	Path parameter — the owning advertiser
`outcomeType`	string	No	Filter by outcome type
`status`	enum	No	`pending`, `active`, or `paused`
`take`	integer	No	Page size, max 250 (default 50)
`skip`	integer	No	Offset for pagination (default 0)

Response

[
  {
    "id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
    "advertiserId": "12345",
    "sourceKey": "acme_incr_rev",
    "name": "Acme Incrementality",
    "outcomeType": "incremental_revenue",
    "outcomeTypes": [],
    "granularity": "geo_week",
    "lagWeeks": 1,
    "cadence": "weekly",
    "provider": "acme-mmm",
    "signalWeight": 1,
    "status": "active",
    "createdAt": "2026-01-15T10:30:00Z",
    "updatedAt": "2026-01-15T10:30:00Z"
  }
]

The data payload is the array of matching sources. The total count and paging state are returned in the meta.pagination block — this endpoint uses offset pagination (take / skip); see Pagination. Use Get measurement source for the full resource.

Errors

404 NOT_FOUND — advertiserId does not exist or is not visible to the authenticated account.

See Errors for the full error contract.

Measurement tasks

All measurement operations

Measurement overview

Pipeline, belief state, and concepts

Create measurement source

List measurement records List test cohorts

⌘I

Getting Started

Advertisers

Campaigns

Product Discovery

Webhooks

Creatives

Signals & Brand

Audiences & Inventory

Measurement & Conversions

Reporting & Activity

Planning & Governance

Connections

Account & Billing

Request

Parameters

Response

Errors

Measurement tasks

Measurement overview

Create measurement source

​Request

​Parameters

​Response

​Errors

​Related

Measurement tasks

Measurement overview

Create measurement source

Request

Parameters

Response

Errors

Related