Legal shouldn’t be the bottleneck.
The #1 AI Contract Review solution, built to help legal teams move faster and reduce reliance on outside counsel.
"We've decreased our outside counsel spend by hundreds of thousands of dollars over a relatively short period of time."
Kirk Lewis
Legal Operations, Alturas Capital
Spellbook manages contracts from first draft to final signature and beyond
Spellbook gets through the first pass on MSAs and vendor agreements in seconds, flagging risks and checking every clause against your playbook — all without leaving Word.
Spellbook Greenlight gives procurement and supply chain pre-approved playbooks to run standard reviews on routine NDAs and purchase orders themselves — so your team only sees the agreements that genuinely need a lawyer.
Associate handles the multi-document work your team dreads: pulling specific provisions, extracting indemnification language across hundreds of agreements, and flagging inconsistencies before they become problems at the negotiating table.
Spellbook pulls from your own precedents and preferred positions, so every new vendor contract starts exactly where your last good one left off.
Review and draft in Microsoft Word, then pull from the document repositories your team already relies on.
Spellbook combines leading language models with deep legal context and contract-focused training.
Contracts at the speed of the business.
MSAs, RFPs, service agreements, and vendor contracts. How fast your team moves through them is your advantage.
75%
Reduction in contract drafting and review time, depending on agreement complexity
30%+
Lift in efficiency reported by in-house legal teams
4,500+
In-house teams and law firms trust Spellbook worldwide
What's actually market? Get the data
Spellbook provides about a 30% lift in my efficiency, if not higher.
I can confidently send contracts along without wasting hours of proofreading.
… [Spellbook] helps our lawyers speed through redlines and initial drafts right in Microsoft Word.
Review third-party paper faster
Benchmark incoming agreements against your own precedents and flag deviations so your team can focus on what actually needs negotiation.
Enforce one standard everywhere
Set your negotiation positions once and apply them every time, on every agreement, across every region and business unit.
Bring more work in-house
Give lawyers the speed and confidence to handle agreements that currently go to outside counsel, so your team takes more of that work back.
Ready to get started?
Join 4,500+ legal teams using Spellbook and be part of the way legal teams are transforming their work with AI.
Frequently asked questions
Spellbook is built specifically for contract work. It works directly in Microsoft Word, understands legal drafting context, helps review and redline contracts, compares language to market, and lets your team save playbooks based on your standards. It is designed for legal workflows, not general-purpose prompting.
Yes. Spellbook is built with enterprise security in mind. It highlights SOC 2 Type II compliance, encryption in transit and at rest, and zero data retention agreements with OpenAI and Anthropic, meaning customer data sent to those providers is not persisted.
Getting started is straightforward. Spellbook works directly in Microsoft Word, so your team can stay in a familiar workflow instead of learning a whole new system. Trial users can get access quickly and start reviewing and drafting right away.
Spellbook offers custom pricing based on the number of team members on your license. That makes it flexible for teams of different sizes, from smaller legal departments to larger global teams.
Yes. Spellbook lets you create custom playbooks so your team can save and reuse specific review instructions, preferred language, and internal standards across contracts.
Thank you for your interest! Our team will reach out to further understand your use case.