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Redline contracts 10x faster with GPT4o in Word

Spellbook Reviews adds precise redlines to contracts, right in Word, following your instructions.

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Trusted worldwide by 2,600+ legal teams

20 hours more billed per month

“It’s given us a degree of efficiency that we didn’t have before. Spellbook probably helps me bill an extra hour a day. Maybe more.”

Todd Strang
Partner, KMSC Law

Like having a paralegal

“It's like having a full-time paralegal. Let's say it would take me 20 hours to create a contract in the past. That's cut down 90%.

Roy McFarland
COO, Carbon Chemistry

30% of time saved on drudgery

“I reckon it is saving me 25-30% of my time, every time I'm working on an agreement on my system Spellbook is open.”

Annie Haggar
Principal, Cyber GC

The most used AI copilot for commercial lawyers

Trained on billions of lines of legal text

Generate insightful comments for entire contracts in one click

Spellbook reviews entire documents instantly and drafts comments. You direct which are approved and applied.

Works directly in Word

Find risks buried in your contracts

Automatically highlight risks and non-market terms.

Powering over 2,600 legal teams

Automatically redline and suggest

Spellbook suggests precise changes and comments based on your prompts.

Understands the World

Aside from law, Spellbook is trained on the entire Internet, books, and Wikipedia.

Powered by GPT-4 & LLMs

Powered by OpenAI's GPT-4o and other large language models (LLMs).

Tuned for Contracting

The #1 LLM-powered tool that's tuned for contracting & integrated with Word.

Start using AI redlining with Spellbook today

Join over 2,600 legal teams streamlining their practice with AI redlining.