The best way to review contracts with AI. GPT-5 in Word.
Contracts reviewed in minutes. Confidence gained instantly.
Spellbook applies surgical redlines in seconds, following your instructions.
AI tailored for in-house teams and law firms
Spellbook’s legal AI helps lawyers draft and review with speed and accuracy. Feel confident that every agreement is defensible, enforceable, and aligns with market standards.
Book a DemoThe most popular AI for transactional lawyers
Spot risks and add automatic redlines
Spellbook spots risks and adds redlines directly to your contract, in your name. Start with a general review, or build a playbook with detailed rules and fallbacks.
Instant drafting based on your precedents, or AI
Create clauses, full documents, and revisions effortlessly—Spellbook drafts based on your preferences, precedents and legal context.
Answers with citations that you can trust
Get instant answers about your deal, deal history, or from 100+ legal sources. Check the citations easily.
Compare to market standards
Compare to market standards
Instantly compare contracts to market standards based on realtime market data across many industries and geographies.
Detect aggressive terms
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Immediately bubble up sneaky or unusual terms.
Find risks buried in your contracts
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Automatically highlight risks and non-market terms.
List missing clauses and definitions
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Suggest important language and clauses that may be missing from the contract.
Negotiation suggestions
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Suggest common points of negotiation.
Tuned for contracting
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Trained on billions of lines of legal text, Spellbook understands contracting in-depth.
Works in Word
Integrated directly into Word so you have it when you need it, where you need it.
Start your first review today
Get Started
Today
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Book a demo and get onboarded- Run your first AI-powered review
- Chat with your document directly in Word
- Goal alignment and success metric setup
- Tailored training to get started quickly
Customize Workflows
7 Days
- Save language to your clause library
- Run custom playbooks
- Join a group training session for tips and extra support
- Creating shared playbooks
- Building organization-wide clause libraries
AI-Powered Practice
30 Days
- 10x faster reviews
- Organization-wide playbooks and benchmarks
- More time for strategic work
- Clear usage and impact reporting
- New feature tips and training
“Spellbook probably helps me bill an extra hour a day. Maybe more.”
Todd Strang, Partner, KMSC Law LLP
Trusted by contract teams in 80+ countries
Start AI redlining with Spellbook today
Join over 4,000 legal teams accelerating their work.