Spellbook vs Notion AI
Plans, free access, limits and intended use side by side, taken from each vendor’s own pages. No score and no winner: the facts show where the two differ.
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AI contract review, redlining and drafting inside Microsoft Word, priced per seat by quote
AI agent, meeting notes and workspace search built into Notion's Business and Enterprise plans.
- Free access
- Spellbook: Free trial only
- Notion AI: Free trial only
- Paid from
- Spellbook: No fixed price listed
- Notion AI: USD 10 per member per month
- Plans listed
- Spellbook: 4
- Notion AI: 5
- Public API
- Spellbook: Not confirmed
- Notion AI: Not confirmed
Where Spellbook and Notion AI differ
- Pricing checkPrices not confirmed for Spellbook; prices confirmed for Notion AI.
- PlansSpellbook lists 4 plans and Notion AI lists 5.
Head to head
Each value from the tool’s profile and the vendor’s own pages
| Spellbook | Fact | Notion AI |
|---|---|---|
| Access and price | ||
| Free trial only | Free accessSame | Free trial onlyFree · USD 0 |
| No fixed price listed | Lowest listed paid plan | USD 10 per member per monthPlus · billed yearly · USD 12 billed monthly |
| No public prices; per-seat quote, 7-day free trial | Pricing model | AI included from Business USD 20; credits extra |
| 4 | Plans listedDiffers | 5 |
| Not confirmed | Public API | Not confirmed |
| Not confirmed | Card to start | Not confirmed |
| Not confirmed | Open source | Not confirmed |
| What it is for | ||
| Transactional lawyers and in-house legal teams who review and draft contracts in Word | Built for | AI help inside a Notion team workspace |
| Writing & content | CategorySame | Writing & content |
| Platforms |
|
| Works with |
|
| How current | ||
| Profile sources checked | ||
| Prices not confirmed · Oct 17, 2026 | Pricing checkDiffers | Prices confirmed · Sep 26, 2026 |
Official source check for both tools. No hands-on testing and no score: “Differs” marks a documented difference, not a better tool.
Plans and prices
Spellbook
Prices not confirmed · Oct 17, 2026- Law firmsNot published; per-seat quote
- In-house teamsNot published; per-seat quote
- Free trialUSD 0 for 7 days
- AcademicFree until the end of 2026
Notion AI
Prices confirmed · Sep 26, 2026- FreeUSD 0EUR 0 shown
- PlusUSD 10 per member per monthbilled yearly · USD 12 billed monthly
- BusinessUSD 20 per member per monthbilled yearly · USD 24 billed monthly
- EnterpriseContact provider
- Notion credits (add-on)USD 10 per thousand creditsbilled monthly · USD 13 per thousand as annual credits
Strengths and limits
Spellbook
Strengths
- Works where lawyers already edit: The Review page puts redlines and comments inside Microsoft Word, so there is no separate document upload step.
- Your standards, reused: The Review page says playbooks save how you want a document reviewed, and the pricing page lists a playbook build service for in-house teams.
- Review plus research in one place: The Ask page says the same workflow covers asking what the law requires, citing the source and applying the answer as a redline.
Limits to plan around
- No public prices: The pricing page shows no amounts; it says pricing depends on the number of team members on a licence and sends you to a demo.
- Not legal advice: Terms section 5.4 says the customer will not rely solely on output as formal legal advice and will have it checked by a licensed lawyer when appropriate.
- Spellbook may keep a copy for 90 days: The Terms let Spellbook keep inputs and outputs for quality assurance for up to 90 days, which is separate from the zero retention it requires of its model providers.
Notion AI
Strengths
- Works on your own documents: The agent reads and edits the pages and databases you already keep in Notion, within your existing permissions.
- Published credit estimates: Notion's help center gives per-run cost ranges for typical Custom Agents, which helps size a budget before buying.
- No training by default: Notion does not train on workspace data unless you opt in, and its AI subprocessors are contractually barred from it.
Limits to plan around
- AI needs the Business plan: Free and Plus workspaces get only a limited number of trial responses, so regular use means paying Business rates for every member.
- Agents cost extra: Custom Agents, Workers and premium models run on Notion credits bought on top of the plan.
- Usage can pause mid-session: The personal agent stops for a while when the rolling or monthly allowance is used up.
See both products
Start from your task, not from a winner.
Run both tools on the same real task, then compare the result, how much editing it needs and how fast it uses your plan’s allowance.
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Comparing tools from different categories is fine, and often useful — a writing assistant and a research tool solve different halves of the same job. The table will show you exactly where they diverge.
Questions about comparing tools
How does the comparison work?
Add two tools to the comparison tray from any tool card, then open this page. The table pulls each tool's verified plan details, platforms, strengths and limits from its profile, so both columns carry the same kind of evidence, with a separate source-check date for each tool.
Do you declare a winner?
No. The table sets two tools against each other on documented facts, not on a score. Which one wins depends on your task, your budget and your usage volume — three things we cannot see from here.
Why are some cells empty or marked unverified?
Because we could not confirm that detail on the vendor's own pages. Rather than filling the gap with a figure from elsewhere, we mark it and say why on the tool's profile.
Can I compare more than two tools?
Not at once. Two columns keep the differences readable and force a real decision. Remove either selected tool to replace it, or clear both to start a new pair.
Every figure in the table above comes from the linked profile, where the source and the verification date are listed. Browse all tools or read the editorial policy.