Submission Data Limits

The following limits apply to all submissions. Any submission that exceeds a limit will be rejected with a 413 Payload Too Large error.

LimitMax ValueDescription
Field Name100 BMaximum length of a field name (JSON key or `name` attribute in an input).
Property Count1000Maximum number of fields/properties per submission.
File Count10Maximum number of files that can be uploaded in a single submission.
Submission Size100 KBMaximum total size of all non-file data after being stringified as JSON.
File Upload Limit100 MBCombined size limit for all uploaded files per submission.