FAQ
Frequently asked questions
Short answers about services, formats, original files, AI, expert work, and APIs.
What you should know
- XLSX, CSV, and TSV are the current processing formats.
- The backend preserves an immutable source; the preview uploads nothing.
- AI is optional.
- Public B2B API v1 exists only as a disabled local beta; no production base URL is available.
Authoritative guide19-faq.md
The complete guide is maintained in the versioned NextGen user documentation.