---
title: Update case comment
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: Docs > API Reference > Case Management
---

# Update case comment{% #update-case-comment %}

{% tab title="v2" %}
**Note**: This endpoint is in preview and is subject to change. If you have any feedback, contact [Datadog support](https://docs.datadoghq.com/help/).
| Datadog site      | API endpoint                                                               |
| ----------------- | -------------------------------------------------------------------------- |
| ap1.datadoghq.com | PUT https://api.ap1.datadoghq.com/api/v2/cases/{case_id}/comment/{cell_id} |
| ap2.datadoghq.com | PUT https://api.ap2.datadoghq.com/api/v2/cases/{case_id}/comment/{cell_id} |
| app.datadoghq.eu  | PUT https://api.datadoghq.eu/api/v2/cases/{case_id}/comment/{cell_id}      |
| app.ddog-gov.com  | PUT https://api.ddog-gov.com/api/v2/cases/{case_id}/comment/{cell_id}      |
| us2.ddog-gov.com  | PUT https://api.us2.ddog-gov.com/api/v2/cases/{case_id}/comment/{cell_id}  |
| app.datadoghq.com | PUT https://api.datadoghq.com/api/v2/cases/{case_id}/comment/{cell_id}     |
| us3.datadoghq.com | PUT https://api.us3.datadoghq.com/api/v2/cases/{case_id}/comment/{cell_id} |
| us5.datadoghq.com | PUT https://api.us5.datadoghq.com/api/v2/cases/{case_id}/comment/{cell_id} |

### Overview

Updates the text content of an existing comment on a case timeline. The comment is identified by its cell ID.

OAuth apps require the `cases_write` authorization [scope](https://docs.datadoghq.com/api/latest/scopes.md#case-management) to access this endpoint.



### Arguments

#### Path Parameters

| Name                      | Type   | Description                                        |
| ------------------------- | ------ | -------------------------------------------------- |
| case_id [*required*] | string | Case's UUID or key                                 |
| cell_id [*required*] | string | The UUID of the timeline cell (comment) to update. |

### Request

#### Body Data (required)

Case update comment payload.

{% tab title="Model" %}

| Parent field | Field                        | Type   | Description                                                   |
| ------------ | ---------------------------- | ------ | ------------------------------------------------------------- |
|              | data [*required*]       | object | Data object for updating a case comment.                      |
| data         | attributes [*required*] | object | Attributes for updating a comment.                            |
| attributes   | comment [*required*]    | string | The updated comment message.                                  |
| data         | type [*required*]       | enum   | JSON:API resource type for cases. Allowed enum values: `case` |

{% /tab %}

{% tab title="Example" %}

```json
{
  "data": {
    "attributes": {
      "comment": "Updated comment text"
    },
    "type": "case"
  }
}
```

{% /tab %}

### Response

{% tab title="200" %}
OK
{% /tab %}

{% tab title="400" %}
Bad Request
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

{% tab title="401" %}
Unauthorized
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

{% tab title="403" %}
Forbidden
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

{% tab title="404" %}
Not Found
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

{% tab title="429" %}
Too many requests
{% tab title="Model" %}
API error response.

| Field                    | Type     | Description       |
| ------------------------ | -------- | ----------------- |
| errors [*required*] | [string] | A list of errors. |

{% /tab %}

{% tab title="Example" %}

```json
{
  "errors": [
    "Bad Request"
  ]
}
```

{% /tab %}

{% /tab %}

### Code Example

##### 
                  \## default
# 
 \# Path parameters export case_id="f98a5a5b-e0ff-45d4-b2f5-afe6e74de504" export cell_id="f98a5a5b-e0ff-45d4-b2f5-afe6e74de504" \# Curl command curl -X PUT "https://api.datadoghq.com/api/v2/cases/${case_id}/comment/${cell_id}" \
-H "Accept: application/json" \
-H "Content-Type: application/json" \
-H "DD-API-KEY: ${DD_API_KEY}" \
-H "DD-APPLICATION-KEY: ${DD_APP_KEY}" \
-d @- << EOF
{
  "data": {
    "attributes": {
      "comment": "Updated comment text"
    },
    "type": "case"
  }
}
EOF 
                
{% /tab %}