Actions38
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- Message Attachment Actions
Message Attachment → Add
AI-generatedSummary
Attach a binary file from each input item to a selected Outlook message. Files larger than 3 MB are uploaded through an upload session in chunks; smaller files are attached directly.
Inputs
- Message (required) — Select a message from the list or enter its ID.
- Input Data Field Name (required) — Name of the incoming binary field containing the file; defaults to
data. - File Name — Optional attachment filename. If omitted, the operation uses the binary property's filename when available.
Output shape
One output item per processed input item, containing the attachment response data.
The operation uses the selected message ID and the binary data from the named input field.