---
title: "Changes to Send Message"
method: POST
path: "/v0/inboxes/{inbox_id}/messages/send"
---

# Changes to Send Message

`POST /v0/inboxes/{inbox_id}/messages/send`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 34 revisions.

- **2026-07-15** `394ddcdd9c29` — 11 info

## Changes

- **2026-07-15** `394ddcdd9c29` — 11 info
  - added the non-success response with the status `409`
  - added the optional property `code` to the response with the `400` status
  - added the optional property `code` to the response with the `403` status
  - added the optional property `code` to the response with the `404` status
  - added the optional property `docs` to the response with the `400` status
  - added the optional property `docs` to the response with the `403` status
  - added the optional property `docs` to the response with the `404` status
  - added the optional property `fix` to the response with the `400` status
  - added the optional property `fix` to the response with the `403` status
  - added the optional property `fix` to the response with the `404` status
  - added the optional property `message` to the response with the `400` status

---

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