Upload Attachment

Upload an attachment to a record's field

POST/{baseId}/{tableIdOrName}/{recordId}/uploadAttachment

Use it in a workflow

Add a step and choose the Airtable connector.
Pick the Upload Attachment action (under Records).
Fill in the fields below, then reference the result from later steps as {{uploadAttachment.response.data}}.

baseIdstringrequired

tableIdOrNamestringrequired

recordIdstringrequired

Enter the body as JSON in the step's Body field.

contentTypestringrequired

MIME type, e.g. image/png.

filestringrequired

Base64-encoded file content.

filenamestringrequired

fieldstring

Target attachment field name or ID.

json

{
  "contentType": "string",
  "file": "string",
  "filename": "string",
  "field": "string"
}

Returns 200 with an object. Read it in later steps with {{uploadAttachment.response.data.<field>}}.

idstring

createdTimestring (date-time)

fieldsobject

json

{
  "id": "string",
  "createdTime": "2025-01-01T00:00:00Z",
  "fields": {}
}

Need more? See the Airtable guide for connection setup and behaviour shared by every action.

Was this page helpful?