CoCounsel by Thomson Reuters vs Luminance
AI Legal Tools pricing comparison · 2026
CoCounsel by Thomson Reuters pricing ranges from $104–$639/user/month, while Luminance ranges from $10–$100/user/month. These products use different pricing models ( vs Per-seat subscription), so a direct price comparison isn't meaningful — costs depend on usage volume and mix.
CoCounsel by Thomson Reuters
Thomson Reuters does not publish a fixed price list for CoCounsel.
verified 5d ago
$999
$192K
Luminance
Luminance is an AI-powered contract intelligence platform built by mathematicians from Cam
verified 7w ago
$999
$192K
Estimated license cost
at 25 seats
List price × seats. Click a tier below to lock it.
Westlaw Advantage with CoCounsel Essentials
$192K/yr
year 1 license · $639/seat
Pricing model unknown
Pricing model unknown
no public list price found
What buyers actually pay
median, annual
Vendr deal-flow data. The real benchmark, not list price.
No Vendr data
—
Not in Vendr's deal flow
Median annual
$999/yr
Vendr · n=60
REF · 01
Sources & confidence
Every dollar amount and contract clause below traces back to a sourced fact. We don't manufacture composite scores.
Where this data comes from
Vendr · TrustRadius · Reddit · BBB · official docs
Sources
No structured sources
Last verified
5d ago
Confidence
Medium confidence
Sources
1 sourced fact
Vendr median
Last verified
1mo ago
Confidence
High confidence
REF · 02
Plans at a glance
Every tier per product. Lock one to drive the cost row above and reveal a tier-specific outbound CTA.
Tier ladder
Click a tier to lock the cost row to it. Locking surfaces a tier-specific Visit CTA.
REF · 05
What users say
Aggregated, with sample sizes. We use whichever review platform has data.
User reviews
TrustRadius · Trustpilot · G2
Decide
Get a quote from each vendor
Each link opens the vendor's pricing page in a new tab.
License cost is computed from publicly listed plans (real math, list price × seats).
Median annual cost is from Vendr's deal flow when available — see source badges.
Hidden costs and contract terms each cite their own sources. We do not invent composite scores.
VS
CoCounsel by Thomson Reuters and Luminance both operate in the ai legal tools category. This page compares their list pricing.
Plan-by-Plan Pricing
| Plan | CoCounsel by Thomson Reuters | Luminance |
|---|---|---|
| CoCounsel Essentials | Custom | Free |
| Westlaw Advantage with CoCounsel Essentials | $639 /user/month | Free |
| Practical Law Dynamic Tool Set with CoCounsel Essentials | Custom | Free |
| CoCounsel Legal | Custom | — |
Cost at Scale
Total cost of ownership — licenses, implementation, and hidden costs included.
CoCounsel by Thomson Reuters
3 scenarios$639.20/user/month
Solo attorney — Westlaw Advantage with CoCounsel Essentials
on a 1-year term, or $519.35/user/month on a 3-year term (18% savings) — about $7,670/year (1-yr) or $6,232/year (3-yr) per attorney. Source: Thomson Reuters configurator, June 2026.
Roughly $2,597–$3,196/month ($31,161–$38,352/year) for 5 seats at $519.35–$639.20 each. Confirm exact firm pricing via Thomson Reuters' configurator.
Small firm (5 attorneys) — Westlaw Advantage with CoCounsel Essentials
Custom quote — not publicly listed. Pricing depends on plan, headcount, jurisdictions, and existing Thomson Reuters contracts.
Larger firm (11+ attorneys) — sales quote
Luminance
3 scenarios$3,000
Mid-Size Corporate Legal Department (20 users)
$6,000/month ($36,000-$72,000/year) based on estimated $50/user/month mid-range pricing. Add $5,000-$10,000 for initial setup, integration with SharePoint/iManage, and staff training. Total first-year cost: $41,000-$82,000.
$8,000
Large Enterprise with AI Agents (100 users)
$15,000/month ($96,000-$180,000/year) for base platform. Add 30-50% surcharge ($30,000-$90,000/year) for AI agent capabilities, plus $15,000-$25,000 for implementation and custom integrations. Total first-year cost: $141,000-$295,000.
$5,000
Global Law Firm (50 lawyers, on-premise)
$10,000/month ($60,000-$120,000/year) for licensing. Add $20,000-$40,000 for on-premise deployment and infrastructure setup (one-time), plus $10,000-$20,000/year for dedicated support and SLA. Total first-year cost: $90,000-$180,000.