Ask any federal or state tax question in plain English and get instant, citation-backed answers that link straight to tax code or regulations. Marble’s AI is trained exclusively on federal and state tax law, including statutes, regulations, and official filing instructions.

Generate memos, client emails and regulatory responses automatically, ready for your team to review and finalize in your firm’s voice. Save hours each week.

Your data stays private and encrypted and is never used to train public models, giving you confidence to adopt AI securely.

Upload client docs and add project context so your assistant remembers the facts and keeps responses relevant across the engagement.