--- title: "Changes to Cancel a scheduled send by idempotency key" method: POST path: "/sent-emails/cancel" --- # Changes to Cancel a scheduled send by idempotency key `POST /sent-emails/cancel` > Every recorded change to this operation, newest first. > 32 revisions in range; 1 not diffed. ## Timeline Changed in 2 of 32 revisions. - **2026-10-21** `0360ea8d4f3d`: 65 warning - **2026-10-21** `5279a7bed7ac`: 1 info ## Changes - **2026-10-21** `0360ea8d4f3d`: 65 warning - added the new `agent_changed` enum value to the `error/code` response property for the response status `400` - added the new `agent_changed` enum value to the `error/code` response property for the response status `401` - added the new `agent_changed` enum value to the `error/code` response property for the response status `404` - added the new `agent_changed` enum value to the `error/code` response property for the response status `409` - added the new `agent_changed` enum value to the `error/code` response property for the response status `429` - added the new `agent_limit` enum value to the `error/code` response property for the response status `400` - added the new `agent_limit` enum value to the `error/code` response property for the response status `401` - added the new `agent_limit` enum value to the `error/code` response property for the response status `404` - added the new `agent_limit` enum value to the `error/code` response property for the response status `409` - added the new `agent_limit` enum value to the `error/code` response property for the response status `429` - added the new `already_member` enum value to the `error/code` response property for the response status `400` - added the new `already_member` enum value to the `error/code` response property for the response status `401` - added the new `already_member` enum value to the `error/code` response property for the response status `404` - added the new `already_member` enum value to the `error/code` response property for the response status `409` - added the new `already_member` enum value to the `error/code` response property for the response status `429` - added the new `directory_limit` enum value to the `error/code` response property for the response status `400` - added the new `directory_limit` enum value to the `error/code` response property for the response status `401` - added the new `directory_limit` enum value to the `error/code` response property for the response status `404` - added the new `directory_limit` enum value to the `error/code` response property for the response status `409` - added the new `directory_limit` enum value to the `error/code` response property for the response status `429` - added the new `invitation_accepted` enum value to the `error/code` response property for the response status `400` - added the new `invitation_accepted` enum value to the `error/code` response property for the response status `401` - added the new `invitation_accepted` enum value to the `error/code` response property for the response status `404` - added the new `invitation_accepted` enum value to the `error/code` response property for the response status `409` - added the new `invitation_accepted` enum value to the `error/code` response property for the response status `429` - added the new `invitation_changed` enum value to the `error/code` response property for the response status `400` - added the new `invitation_changed` enum value to the `error/code` response property for the response status `401` - added the new `invitation_changed` enum value to the `error/code` response property for the response status `404` - added the new `invitation_changed` enum value to the `error/code` response property for the response status `409` - added the new `invitation_changed` enum value to the `error/code` response property for the response status `429` - added the new `invitation_pending` enum value to the `error/code` response property for the response status `400` - added the new `invitation_pending` enum value to the `error/code` response property for the response status `401` - added the new `invitation_pending` enum value to the `error/code` response property for the response status `404` - added the new `invitation_pending` enum value to the `error/code` response property for the response status `409` - added the new `invitation_pending` enum value to the `error/code` response property for the response status `429` - added the new `invitation_sending` enum value to the `error/code` response property for the response status `400` - added the new `invitation_sending` enum value to the `error/code` response property for the response status `401` - added the new `invitation_sending` enum value to the `error/code` response property for the response status `404` - added the new `invitation_sending` enum value to the `error/code` response property for the response status `409` - added the new `invitation_sending` enum value to the `error/code` response property for the response status `429` - …25 more - **2026-10-21** `5279a7bed7ac`: 1 info - endpoint added --- [Operation](https://skmtc.dev/primitive/apis/primitive-api/docs/sent-emails/cancel/post.md) - [API](https://skmtc.dev/primitive/apis/primitive-api.md) - [Page](https://skmtc.dev/primitive/apis/primitive-api/changes/sent-emails/cancel/post)