# Update personal message flags

{generate_api_description(/messages/flags:post)}

## Usage examples

{start_tabs}
{tab|python}

{generate_code_example(python)|/messages/flags:post|example}

{tab|js}

More examples and documentation can be found [here](https://github.com/zulip/zulip-js).

{generate_code_example(javascript)|/messages/flags:post|example}

{tab|curl}

{generate_code_example(curl)|/messages/flags:post|example}

{end_tabs}

## Parameters

{generate_api_arguments_table|zulip.yaml|/messages/flags:post}

## Available Flags
<div>
    <table>
        <thead>
            <tr>
                <th style="width:30%">Flag</th>
                <th style="width:70%">Purpose</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td><code>read</code></td>
                <td>
                    Whether the user has read the message.  Messages
                    start out unread (except for messages the user
                    themself sent using a non-API client) and can
                    later be marked as read.
                </td>
            </tr>
            <tr>
                <td><code>starred</code></td>
                <td>Whether the user has <a href="/help/star-a-message">starred this message</a>.</td>
            </tr>
            <tr>
                <td><code>collapsed</code></td>
                <td>Whether the user has <a href="/help/collapse-a-message">collapsed this message</a>.</td>
            </tr>
            <tr>
                <td><code>mentioned</code></td>
                <td>
                     Whether the current user
                      <a href="/help/mention-a-user-or-group">was mentioned</a>
                      by this message, either directly or via a user
                     group.  Not editable.
                </td>
            </tr>
            <tr>
                <td><code>wildcard_mentioned</code></td>
                <td>
                     Whether this message contained
                      <a href="/help/mention-a-user-or-group#mention-everyone-on-a-stream">wildcard mention</a>
                      like @**all**.  Not editable.
                </td>
            </tr>
            <tr>
                <td><code>has_alert_word</code></td>
                <td>
                     Whether the message contains any of the current user's
                      <a href="/help/add-an-alert-word">configured alert words</a>.
                      Not editable.
                </td>
            </tr>
            <tr>
                <td><code>historical</code></td>
                <td>
                     True for messages that the user did not receive
                     at the time they were sent but later was added to
                     the user's history (E.g. because they starred or
                     reacted to a message sent to a public stream
                     before they subscribed to that stream).  Not
                     editable.
                </td>
            </tr>
        </tbody>
    </table>
</div>

## Response

#### Return values

{generate_return_values_table|zulip.yaml|/messages/flags:post}

#### Example response

A typical successful JSON response may look like:

{generate_code_example|/messages/flags:post|fixture(200)}