Spellbook vs DISCO
Side-by-side comparison of AI visibility scores, market position, and capabilities
#1 legal AI for contract review and drafting. 4,000+ law firms. $50M Series B (Oct 2025), on track for $100M ARR in 2026. Founded 2018, Toronto. Private.
About
Spellbook is the leading AI platform for transactional lawyers, founded in 2018 by Scott Stevenson, Daniel Maria, and Matt Mayers, headquartered in Toronto, Canada. The platform integrates directly into Microsoft Word and uses frontier LLMs including GPT-5 and Claude to help lawyers review, draft, and negotiate contracts. Key products include Spellbook Associate, the first AI agent for multi-document transactional drafting.
AI-powered legal technology company (NYSE: LAW); FY2025 revenue $157M (+8% YoY); Cecilia AI and Auto Review revenue grew 600%+ in Q4 2025 vs Q4 2024; ediscovery, legal hold, and case management platform founded 2013 in Austin TX.
About
CS Disco, Inc. (DISCO) is a legal technology company founded in 2013 by Kiwi Camara, Kent Radford, Gabe Krambs, and Barry Hagan, headquartered in Austin, Texas. The company develops AI-powered cloud-based legal software for ediscovery, legal hold management, document review, case strategy, and compliance. Core products include DISCO Ediscovery, DISCO Hold, DISCO Case Builder, and the Cecilia AI platform for agentic legal AI.
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