---
title: "POST /v1/cases/{caseId}/create-comment"
method: POST
path: "/v1/cases/{caseId}/create-comment"
---

# POST /v1/cases/{caseId}/create-comment

`POST /v1/cases/{caseId}/create-comment`

Adds a comment to an existing case.

## Path parameters

- `caseId` string, required

## Request body

- object
  - `clientToken` string — <p><note> <p>The <code>clientToken</code> field is an idempotency key used to ensure that repeated attempts for a single action will be ignored by the server during retries. A caller supplied unique ID (typically a UUID) should be provided. </p> </note></p>
  - `body` string, password, required — Required element used in combination with CreateCaseComment to add content for the new comment.

## Response `201`

Success

- CreateCaseCommentResponse
  - `commentId` string, required — Response element indicating the new comment ID.

## Other responses

- `480` — ServiceQuotaExceededException
- `481` — AccessDeniedException
- `482` — ValidationException
- `483` — SecurityIncidentResponseNotActiveException
- `484` — InternalServerException
- `485` — ThrottlingException
- `486` — ConflictException
- `487` — ResourceNotFoundException
- `488` — InvalidTokenException

---

[API](https://skmtc.net/aws/apis/security-ir.md) · [All operations](https://skmtc.net/aws/apis/security-ir/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/aws/security-ir/revisions/e22a88ccce95/schema)