--- title: "Changes to Close an alert" method: POST path: "/alerts/{alertId}/close" --- # Changes to Close an alert `POST /alerts/{alertId}/close` > Every recorded change to this operation, newest first. ## Timeline Changed in 3 of 8 revisions. - **2026-07-13** `ddbe216a9287`: 3 info - **2026-06-08** `53dbce1f7f35`: 3 warning, 3 info - **2025-05-16** `80a3a05166d4`: 4 breaking, 20 warning, 43 info ## Changes - **2026-07-13** `ddbe216a9287`: 3 info - added the optional property `attachments/items/annotationId` to the response with the `200` status (media type: text/plain) - added the optional property `attachments/items/annotationId` to the response with the `200` status (media type: application/json) - added the optional property `attachments/items/annotationId` to the response with the `200` status (media type: text/json) - **2026-06-08** `53dbce1f7f35`: 3 warning, 3 info - removed the optional property `teamId` from the response with the `200` status (media type: text/plain) - removed the optional property `teamId` from the response with the `200` status (media type: application/json) - removed the optional property `teamId` from the response with the `200` status (media type: text/json) - added the optional property `destination` to the response with the `200` status (media type: text/plain) - added the optional property `destination` to the response with the `200` status (media type: application/json) - added the optional property `destination` to the response with the `200` status (media type: text/json) - **2025-05-16** `80a3a05166d4`: 4 breaking, 20 warning, 43 info - added the new required request property `uid` (media type: application/json-patch+json) - added the new required request property `uid` (media type: application/json) - added the new required request property `uid` (media type: text/json) - added the new required request property `uid` (media type: application/*+json) - removed the request property `description` (media type: application/json-patch+json) - removed the request property `description` (media type: application/json) - removed the request property `description` (media type: text/json) - removed the request property `description` (media type: application/*+json) - removed the request property `userId` (media type: application/json-patch+json) - removed the request property `userId` (media type: application/json) - removed the request property `userId` (media type: text/json) - removed the request property `userId` (media type: application/*+json) - removed the optional property `annotations/items/annotationType` from the response with the `200` status (media type: text/plain) - removed the optional property `annotations/items/annotationType` from the response with the `200` status (media type: application/json) - removed the optional property `annotations/items/annotationType` from the response with the `200` status (media type: text/json) - removed the optional property `history/historyEntries` from the response with the `200` status (media type: text/plain) - removed the optional property `history/historyEntries` from the response with the `200` status (media type: application/json) - removed the optional property `history/historyEntries` from the response with the `200` status (media type: text/json) - added the new `6.00` enum value to the `eventSourceType` response property for the response status `200` (media type: text/plain) - added the new `6.00` enum value to the `eventSourceType` response property for the response status `200` (media type: application/json) - added the new `6.00` enum value to the `eventSourceType` response property for the response status `200` (media type: text/json) - added the new `7.00` enum value to the `eventSourceType` response property for the response status `200` (media type: text/plain) - added the new `7.00` enum value to the `eventSourceType` response property for the response status `200` (media type: application/json) - added the new `7.00` enum value to the `eventSourceType` response property for the response status `200` (media type: text/json) - added the new optional request property `descr` (media type: application/json-patch+json) - added the new optional request property `descr` (media type: application/json) - added the new optional request property `descr` (media type: text/json) - added the new optional request property `descr` (media type: application/*+json) - added the optional property `annotations/items/teamId` to the response with the `200` status (media type: text/plain) - added the optional property `annotations/items/teamId` to the response with the `200` status (media type: application/json) - added the optional property `annotations/items/teamId` to the response with the `200` status (media type: text/json) - added the optional property `annotations/items/type` to the response with the `200` status (media type: text/plain) - added the optional property `annotations/items/type` to the response with the `200` status (media type: application/json) - added the optional property `annotations/items/type` to the response with the `200` status (media type: text/json) - added the optional property `externalId` to the response with the `200` status (media type: text/plain) - added the optional property `externalId` to the response with the `200` status (media type: application/json) - added the optional property `externalId` to the response with the `200` status (media type: text/json) - added the optional property `history/alertHistoryEntries` to the response with the `200` status (media type: text/plain) - added the optional property `history/alertHistoryEntries` to the response with the `200` status (media type: application/json) - added the optional property `history/alertHistoryEntries` to the response with the `200` status (media type: text/json) - …27 more --- [Operation](https://skmtc.dev/signl4/apis/signl4-api-v1/docs/alerts/:alertId/close/post.md) - [API](https://skmtc.dev/signl4/apis/signl4-api-v1.md) - [Page](https://skmtc.dev/signl4/apis/signl4-api-v1/changes/alerts/:alertId/close/post)