At a Glance
| Detail | Spellbook | Theo AI |
|---|---|---|
| Category | GenAI & Drafting | GenAI & Drafting |
| Total raised | $81.5M | $9.8M |
| Rounds tracked | 4 | 3 |
| Latest round | Series B, $50M · Oct 2025 | Seed, $3.4M · Nov 2025 |
| Last valuation | $350M | Not disclosed |
| Lead investors | Khosla Ventures, Inovia Capital, Moxxie Ventures | Run Ventures, NextView Ventures, Collide Capital, nvp capital |
| Built for | Mid-size firms, Boutiques | Not disclosed |
| Headquarters | Canada | United States |
Funding, Side by Side
Spellbook rounds
- Oct 2025Series B$50M
- Jan 2024Series A$20M
- May 2023Undisclosed$10.9M
- Dec 2019Pre-Seed$567K
Theo AI rounds
- Nov 2025Seed$3.4M
- May 2025Seed$4.2M
- Nov 2024Seed$2.2M
Our Take
We have not tested these two head to head yet. The numbers above come from public funding announcements. If you use either one, tell us what you found and it may become a Field Note.
Quick Answers
- Which has raised more, Spellbook or Theo AI?
- Spellbook has raised $81.5M in disclosed funding, compared with $9.8M for Theo AI.
- Do Spellbook and Theo AI share investors?
- No. None of the investors we track have backed both companies.
- What is Spellbook best for?
- Spellbook is an AI contract review and drafting tool for transactional lawyers that works inside Microsoft Word.
Source: Legal Tech Circle funding data, from public announcements. Updated November 11, 2026.