Based only on the facts in our directory. The right pick still depends on the job you need done.
Lower starting price
Not comparable
Not comparable: LegalFly does not list a price
Free plan
Tie
Neither has one
Higher rating
Luminance
4.0 against 4.2
Same job?
Yes
Both are Legal AI tools
Side by side
Compared on
LegalFly
Luminance
Our rating
4.0
4.2Better
Starts at
Not listed
Not listed
Free plan
No
No
Category
Legal AI
Legal AI
Plans
See pricing
See pricing
Key features
AI-native workspace for in-house legal, compliance, and procurement teams
Client and counterparty data anonymized by default before any analysis
Legally-trained AI agents built specifically for contract review workflows
Bank-level security architecture built for regulated, sensitive legal data
$16.3M Series A led by Notion Capital and Fortino Capital in July 2024
Proprietary LLMX model trained specifically on legal documents
Pattern-recognition engine trained on 150 million-plus legal documents
One of the earliest companies applying machine learning to legal contracts, since 2015
1,000+ organizations across 70 countries as of May 2026
Used by all Big Four consultancies and 25%+ of Global Top 100 law firms
Pros
Default anonymization removes a manual privacy step other tools leave optional
Built specifically for in-house teams rather than law firm workflows alone
European regulatory perspective built in from the start, not retrofitted
Purpose-built legal model rather than a general-purpose LLM adapted afterward
Genuinely massive scale and blue-chip client base validate real-world reliability
Longest operating history in this category, predating the current legal-AI wave by years
Cons
Subscription pricing isn't published, requires a direct sales conversation
Younger company, founded 2023, with a shorter track record than established competitors
Smaller funding scale than the largest legal AI platforms in this directory
Pricing isn't published, requires a direct sales conversation
Proprietary-model approach may iterate more slowly than platforms built on frontier LLMs
Enterprise scale and client base suggest better fit for larger organizations
Company
LegalFly, founded 2023
Luminance, founded 2015
Prices come from each vendor's pricing page, last checked 20260715. Check the vendor before you buy.
FAQ
Questions people ask
Is LegalFly better than Luminance?
In our reviews LegalFly scores 4.0 and Luminance scores 4.2. The better pick depends on the job. LegalFly: Bank-level security and default anonymization for in-house legal, compliance, and procurement teams. Luminance: Trained its own proprietary LLM on more than 150 million legal documents.
Luminance
LegalFly
