How to add html link element with a image in a Teams Chat message POST with body of contentType="html"

Question

MS graph API is used to POST chat message with contentType="html" to Teams channel -> https://learn.microsoft.com/en-us/graph/api/chatmessage-post?view=graph-rest-1.0&tabs=http

Requirement is to add a link element to the message which has a image (which is included in the chat message) and a text.

1. base64 encoded inline images are not displayed in the chat message

<a href="https://..."><span><img src="data:image/png;base64,..." />Some text</span></a>

2. image added as hostedContents are not displayed if image is a child element of a link

<a href="https://..."><span><img src="../hostedContents/1/$value" /> Some text</span></a>

Answer 1

Hi @JimmyYang-MSFT

Thank you for adding Teams development tag to address this issue to the development team.