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ark_prepare_load_file_upload
ark.prepare_load_file_upload
Create a signed upload URL and pending upload record for attaching a file to a visible ARK load.
- Availability
- Expanded preview
- Scopes
loads:write- ARK permissions
canEditLoad- Team visibility
- Required and enforced
- Approval policy
ask_before_write- ARK approval request
- Required before execution
- Idempotency
- Required for external execution
- Read-only
- No
- Destructive
- No
- External side effect
- Yes
- Rate limit
- OAuth MCP credential and organization budgets
Input
loadIdstringrequiredVisible ARK load ID.
format: uuid
fileNamestringrequiredmin length: 1; max length: 255
fileTypestringrequiredDocument type such as POD, BOL, Load Tender, or Other.
min length: 1; max length: 100
mimeTypestringrequiredmin length: 1; max length: 255
Result
The tool returns the canonical ark.prepare_load_file_upload operation result in structuredContent and mirrors the same JSON as text. Errors set isError: true and return a stable error code, message, and optional details.