Luminance vs Spellbook

A direct comparison of pricing, capabilities and fit. We state where each one is genuinely stronger rather than pretending they are interchangeable.

Criterion Luminance Spellbook
Category AI Legal AI Legal
Pricing model Custom pricing; free product trials available Essentials $40/seat/mo; Advanced $70/seat/mo; Custom $custom
Entry price Not published $40.00/mo
Platforms Web Web
API available Yes Yes
Free tier No No
Open source No No
Rating No reviews No reviews

Luminance

Legal AI for contract review, negotiation and compliance.

Full review → Visit site

Spellbook

AI contract review and drafting inside Microsoft Word.

Full review → Visit site

Frequently asked questions

Which is better, Luminance or Spellbook?

It depends on your constraints. Luminance is a paid product and has an API. Spellbook is a paid product and has an API.

How much does Luminance cost compared to Spellbook?

Luminance: Custom pricing; free product trials available. Spellbook: Essentials $40/seat/mo; Advanced $70/seat/mo; Custom $custom.

Can I use Luminance and Spellbook together?

Yes. Both expose an API, so they can be combined in a workflow where one handles a different stage of the process.