---
title: "Changes to Create connection"
method: POST
path: "/companies/{companyId}/connections"
---

# Changes to Create connection

`POST /companies/{companyId}/connections`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 14 of 72 revisions.

- **2026-04-15** `7d9157f49229`: 1 breaking
- **2024-09-26** `c5556c94892f`: 1 breaking
- **2024-09-23** `9b41b4272c07`: 2 breaking
- **2024-09-23** `005ca959ca7b`: 1 warning
- **2024-05-24** `eea1ac136a3f`: 2 info
- **2024-02-13** `9bd87def9914`: 7 info
- **2023-12-21** `03e681fe8297`: 1 warning
- **2023-12-21** `a5aefe1f126c`: 1 warning
- **2023-10-23** `83c1801e91f7`: 4 info
- **2023-09-25** `1bcfc24a38ef`: 2 breaking, 1 warning
- **2023-09-01** `7e498a3441cf`: 3 info
- **2023-08-31** `d7fd6e0de629`: 1 breaking, 6 info
- **2023-08-30** `00e3f5a05c7b`: 2 info
- **2023-07-28** `00565608f213`: 1 info

## Changes

- **2026-04-15** `7d9157f49229`: 1 breaking
  - the response property `integrationKey` became optional for the status `200`
- **2024-09-26** `c5556c94892f`: 1 breaking
  - the response property `dataConnectionErrors` became nullable for the status `200`
- **2024-09-23** `9b41b4272c07`: 2 breaking
  - the response property `connectionInfo` became nullable for the status `200`
  - the response property `lastSync` became nullable for the status `200`
- **2024-09-23** `005ca959ca7b`: 1 warning
  - removed the optional property `additionalProperties` from the response with the `200` status
- **2024-05-24** `eea1ac136a3f`: 2 info
  - added the optional property `dataConnectionErrors/items/resolvedOnUtc` to the response with the `200` status
  - added the optional property `dataConnectionErrors/items/status` to the response with the `200` status
- **2024-02-13** `9bd87def9914`: 7 info
  - added the optional property `validation` to the response with the `401` status
  - added the optional property `validation` to the response with the `402` status
  - added the optional property `validation` to the response with the `403` status
  - added the optional property `validation` to the response with the `404` status
  - added the optional property `validation` to the response with the `429` status
  - added the optional property `validation` to the response with the `500` status
  - added the optional property `validation` to the response with the `503` status
- **2023-12-21** `03e681fe8297`: 1 warning
  - added the new `Expense` enum value to the `sourceType` response property for the response status `200`
- **2023-12-21** `a5aefe1f126c`: 1 warning
  - added the new `BankFeed` enum value to the `sourceType` response property for the response status `200`
- **2023-10-23** `83c1801e91f7`: 4 info
  - added the non-success response with the status `402`
  - added the non-success response with the status `403`
  - added the non-success response with the status `500`
  - added the non-success response with the status `503`
- **2023-09-25** `1bcfc24a38ef`: 2 breaking, 1 warning
  - the `platformKey` request property's minLength was increased from `0` to `4`
  - added the pattern `[a-z]{4}` to the request property `platformKey`
  - the `platformKey` request property's maxLength was set to `4`
- **2023-09-01** `7e498a3441cf`: 3 info
  - added the media type `application/json` for the response with the status `401`
  - added the media type `application/json` for the response with the status `404`
  - added the media type `application/json` for the response with the status `429`
- **2023-08-31** `d7fd6e0de629`: 1 breaking, 6 info
  - the request's body type changed from `string` to `object`
  - api tag `Connections` added
  - api tag `Advanced controls` removed
  - added the new optional request property `platformKey`
  - added the non-success response with the status `401`
  - added the non-success response with the status `404`
  - added the non-success response with the status `429`
- **2023-08-30** `00e3f5a05c7b`: 2 info
  - api tag `Advanced controls` added
  - api tag `Connections (advanced)` removed
- **2023-07-28** `00565608f213`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/codatio/apis/codat-sync-commerce/docs/companies/:companyId/connections/post.md) - [API](https://skmtc.dev/codatio/apis/codat-sync-commerce.md) - [Page](https://skmtc.dev/codatio/apis/codat-sync-commerce/changes/companies/:companyId/connections/post)