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Customer.io Collections API

Manage collections of data used in message personalization.

Customer.io Collections API is one of 42 APIs that Customer.io publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Collection. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

This API exposes 7 operations across 3 paths. It is described by OpenAPI 3.2.0, at version 1.0.0.

Requests are made against 2 base URLs: https://api.customer.io, https://api-eu.customer.io.

7 operations 3 paths 0 schemas 1 DELETE3 GET1 POST2 PUT

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
1.0.0
Base URL
https://api.customer.io
Authentication
HTTP Bearer, HTTP Bearer, HTTP Bearer
Resource Areas
1

Authentication & Security 3

Customer.io Collections API declares 3 security schemes for authenticating requests. It accepts HTTP bearer tokens (Bearer-Auth). It accepts HTTP bearer tokens (sa_live_) (ServiceAccount-Auth). It accepts HTTP bearer tokens (bearerAuth).

  • Bearer-Auth — The App API uses a bearer authentication scheme. You can generate a bearer token, known as an App API Key, with a defined scope in [your account settings](http…
  • ServiceAccount-Auth — Transactional send endpoints (/v1/send/email, /v1/send/push, /v1/send/sms, /v1/send/inapp, /v1/send/inboxmessage) also accept a service-account bearer token, p…
  • bearerAuth — API key passed as a Bearer token

Paths & Operations 7

Across 3 paths, the API surfaces 7 operations — 1 DELETE, 3 GET, 1 POST, 2 PUT. Each is listed below with its method, path, parameters, and response codes.

Collections 7

Collections are arbitrary sets of data that you want to use in campaign messages or workflows independent of attributes or events. They might represent things like upcoming events…

POST
/v1/collections
Create a collection
addCollection body → 200400429
GET
/v1/collections
List your collections
getCollections → 200429
GET
/v1/collections/{collection_id}
Lookup a collection
getCollection 1 param → 200404429
DELETE
/v1/collections/{collection_id}
Delete a collection
deleteCollection 1 param → 204404429
PUT
/v1/collections/{collection_id}
Update a collection
updateCollection 1 param body → 200400429
GET
/v1/collections/{collection_id}/content
Lookup collection contents
getCollectionContents 1 param → 200404429
PUT
/v1/collections/{collection_id}/content
Update the contents of a collection
updateCollectionContents 1 param body → 200404429

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

customer-io-collections-api-openapi.yml Raw ↑

Other APIs Customer.io publishes across the network.

Customer.io Track API
Customer.io Activities API
Customer.io Alias API
Customer.io Batch API
Customer.io Broadcasts API
Customer.io Campaigns API
Customer.io Customers API
Customer.io Exports API
Customer.io Group API
Customer.io Identify API
Customer.io Messages API
Customer.io Newsletters API
Where this information came from

This is an independent, third-party profile of Customer.io Collections API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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