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CoCounsel vs Luminance

A side-by-side comparison of CoCounsel and Luminance, two Legal tools, drawn from Ignaite's continuously-verified listings.

Compared from listings verified as of

CoCounsel

Legal

AI legal assistant grounded in Thomson Reuters content.

View CoCounsel

Luminance

Legal

Legal-Grade AI for contract review, negotiation, and management.

View Luminance

At a glance

Feature comparison of CoCounsel and Luminance
AttributeCoCounselLuminance
CategoryLegalLegal
PricingPAIDPAID
LicenseProprietaryProprietary
DeploymentCloudCloud
PlatformsWebWeb
Model supportMulti-modelMulti-model
Vendor (differs)Thomson ReutersLuminance
Capabilities (differs)
  • Cited answers
  • Summarization
  • Legal research
  • Contract review
  • Contract drafting
  • Tax preparation
  • Contract review
  • Contract drafting
  • Contract lifecycle (CLM)
  • Regulatory compliance

The honest brief

CoCounsel

Grounds answers in licensed Westlaw and Practical Law content, so cites are verifiable rather than open-web guesses.

  • Research, contract analysis, and drafting
  • Integrates into Microsoft 365 workflows
  • Prompts not used to train models
  • Expensive enterprise pricing
  • Not a standalone product
  • US-centric legal coverage

Luminance

Autopilot redlining against your playbook across 14+ languages — built for high-volume inbound review, not drafting.

  • Fast autopilot redlining
  • Cross-border, multilingual review
  • Pattern-detection risk heatmaps
  • Purpose-built legal models
  • Built for transactional, not litigation
  • Weaker at net-new drafting
  • Enterprise sales and deployment
  • Opaque per-seat pricing

When to pick which

They share capabilities, but each leads with different ones as a headline job:

CoCounsel is built around Contract drafting.

  • Contract drafting (primary capability)

Luminance is built around Contract review.

  • Contract review (primary capability)

Their capability lists differ in recorded depth — compare the full lists above before deciding.