Start an upload session for a large post attachment

Start an upload session for a large post attachment

Use Microsoft Entra ID (formerly Azure AD): its Groups.conversation Thread API lets you start an upload session for a large post attachment in a single step (POST /groups/{group-id}/threads/{conversationThread-id}/posts/{post-id}/attachments/microsoft.graph.createUploadSession). capabilities.work can help you get signed up and connected.

• How do I attach a large file to a group post by uploading it in chunks?
• Can I upload an attachment to a group thread post in byte ranges?

Say it to your AI assistant

• Create an upload session to attach {attachment_item} to post {post} in thread {thread} of group {group}.
• Start a chunked upload for a big file on group {group} post {post}, thread {thread}.

For your developer

POST /groups/{group-id}/threads/{conversationThread-id}/posts/{post-id}/attachments/microsoft.graph.createUploadSession in Groups.conversation Thread API. Full spec on APIs.io.