---
title: "Changes to Bring Your Own Authentication"
method: POST
path: "/v3/connect/custom"
---

# Changes to Bring Your Own Authentication

`POST /v3/connect/custom`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 16 revisions.

- **2026-09-29** `a669a04b02ba`: 1 breaking, 1 info

## Changes

- **2026-09-29** `a669a04b02ba`: 1 breaking, 1 info
  - removed `subschema #1: Refresh token, subschema #2: Credential override, subschema #3: Microsoft bulk auth, subschema #4: Google bulk auth, subschema #5: IMAP, subschema #6: iCloud, subschema #7: EWS, subschema #8: Virtual calendar, subschema #9: Zoom Meetings, subschema #10: Nylas (Agent Account)` from the request body `oneOf` list
  - added `subschema #1: Refresh token, subschema #2: Credential override, subschema #3: Microsoft bulk auth, subschema #4: Google bulk auth, subschema #5: IMAP, subschema #6: iCloud, subschema #7: EWS, subschema #8: Virtual calendar, subschema #9: Zoom Meetings, subschema #10: Nylas (Agent Account)` to the request body `anyOf` list

---

[Operation](https://skmtc.dev/nylas/apis/nylas-api/docs/v3/connect/custom/post.md) - [API](https://skmtc.dev/nylas/apis/nylas-api.md) - [Page](https://skmtc.dev/nylas/apis/nylas-api/changes/v3/connect/custom/post)