v1.0.0
OpenAPI 3.1.0
List collection sources
Client Libraries
US region
Returns the cloud storage buckets that you connected to your workspace as collection sources. Customer.io never returns a source's credentials.
curl https://api.customer.io/v1/collections/sources \
--header 'Authorization: Bearer YOUR_SECRET_TOKEN'
{
"sources": [
{
"bucket": "acme-exports",
"created_at": "2026-11-02T15:31:31Z",
"id": "01JD8X4Q6R2W7N3K5M9P1T0VZC",
"name": "exports",
"prefix": "imports",
"provider": "s3",
"region": "us-east-1",
"updated_at": "2026-11-02T15:31:31Z"
}
]
}Returns your workspace's sources.