Send Channel Message

Creates a new channel message in Microsoft Teams.

POST

Body

Arguments

stringrequired

Microsoft Graph team ID.

stringrequired

Microsoft Graph channel ID.

stringrequired

Message body content.

string

Choose text or HTML. HTML must be supplied explicitly; Markdown is not converted.

Uncommon arguments

object

Message body. Set Content Type to HTML when referencing attachments.

array of object

Files already stored in SharePoint/OneDrive or supported cards. This does not upload file bytes.

string

Match this ID in body.content using <attachment id="ID"></attachment> and choose HTML.

string

Use reference for an existing file link, or a documented supported card media type.

string

Existing file URL or share link accessible to recipients. Mutually exclusive with Content.

string

Serialized card content. Mutually exclusive with Content URL.

string

Attachment display name.

string

Optional thumbnail image URL.

string

Teams app associated with the attachment.

Field selectionChoose which fields should be included in the response. Learn more

string

Comma-separated response fields to include.

curl --request POST \ --url "https://connect.mindcloud.co/v2/universal/apps/microsoftTeams/actions/send-channel-message/run" \ --header "Authorization: Bearer $MINDCLOUD_API_TOKEN" \ --header "Content-Type: application/json" \ --data '{ "arguments": { "teamId": "", "channelId": "", "body.content": "", "body.contentType": "text" } }'

{ "success": true, "data": [ { "attachments": [ {} ], "body": {}, "createdDateTime": "2026-05-07T12:00:00.000Z", "deletedDateTime": "2026-05-07T12:00:00.000Z", "etag": "string", "from": {}, "id": "string", "importance": "string", "lastModifiedDateTime": "2026-05-07T12:00:00.000Z", "locale": "string", "mentions": [ {} ], "messageType": "string", "reactions": [ {} ], "replyToId": "string", "subject": "string", "summary": "string", "webUrl": "https://example.com" } ], "meta": {} }

Body

Every app you connect,one REST pattern