vendor-document-upload

To attach a W-9 or W-8 form, provide the confirmed vendor UUID, document category, and base64-encoded file contents. A dry run is recommended before the actual upload to validate the payload.

Uploading documents without a vendor UUID routes files through Ramp's triage and matching flow. This allows the system to automatically match the paperwork to the correct vendor during OCR processing.

Yes, you can bulk upload vendor onboarding paperwork and use an optional agent polling mode to check OCR status. This summarizes terminal states, batch counts, and identifies which specific documents need manual review.

Yes, file contents must be base64-encoded before uploading vendor contracts and COIs. You must also use snake_case CLI flags like document_category and file_content_base64 to ensure the upload processes correctly.

The best way to prevent uploading the wrong vendor paperwork is to use a dry run before final submission. This validates the vendor UUID and document category to ensure safe, category-aware attachment.