---
title: "Changes to Create Inbox"
method: POST
path: "/v0/inboxes"
---

# Changes to Create Inbox

`POST /v0/inboxes`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 7 of 38 revisions.

- **2026-10-29** `a9792efe7bdf`: 2 info
- **2026-10-28** `074503eed059`: 2 info
- **2026-10-16** `3f5c7830c952`: 6 breaking, 6 info
- **2026-07-15** `394ddcdd9c29`: 7 info
- **2026-03-31** `27965096e618`: 1 info
- **2026-03-28** `8a5b5e92ae2d`: 1 breaking
- **2026-03-19** `7fdcd6b4651f`: 1 info

## Changes

- **2026-10-29** `a9792efe7bdf`: 2 info
  - added the new optional request property `signature`
  - added the optional property `signature` to the response with the `200` status
- **2026-10-28** `074503eed059`: 2 info
  - added the new optional request property `pause_at`
  - added the optional property `pause_at` to the response with the `200` status
- **2026-10-16** `3f5c7830c952`: 6 breaking, 6 info
  - the request's body became not nullable
  - the request property `client_id` became not nullable
  - the request property `display_name` became not nullable
  - the request property `domain` became not nullable
  - the request property `metadata` became not nullable
  - the request property `username` became not nullable
  - the endpoint scheme security `Bearer` was added to the API
  - the endpoint scheme security `BearerAuth` was removed from the API
  - api tag `inboxes` added
  - api tag `Inboxes` removed
  - added the new optional request property `status`
  - added the optional property `status` to the response with the `200` status
- **2026-07-15** `394ddcdd9c29`: 7 info
  - added the new optional request property `metadata`
  - added the non-success response with the status `422`
  - added the optional property `code` to the response with the `400` status
  - added the optional property `docs` to the response with the `400` status
  - added the optional property `fix` to the response with the `400` status
  - added the optional property `message` to the response with the `400` status
  - added the optional property `metadata` to the response with the `200` status
- **2026-03-31** `27965096e618`: 1 info
  - added the required property `email` to the response with the `200` status
- **2026-03-28** `8a5b5e92ae2d`: 1 breaking
  - removed the required property `email` from the response with the `200` status
- **2026-03-19** `7fdcd6b4651f`: 1 info
  - added the required property `email` to the response with the `200` status

---

[Operation](https://skmtc.dev/agentmail-to/apis/api/docs/v0/inboxes/post.md) - [API](https://skmtc.dev/agentmail-to/apis/api.md) - [Page](https://skmtc.dev/agentmail-to/apis/api/changes/v0/inboxes/post)