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SIDE-BY-SIDE · 2 OF 3
Two platforms.
Same questions.
Bing Copilot
ENTERPRISE SEARCH / PRODUCTIVITY
PROMPT
Microsoft does not claim ownership of user inputs to AI services.
OUTPUT
Output IP left to user determination per Microsoft Services Agreement.
TRAINING
Consumer product. Search/AI queries may be used to improve Bing. Training use not clearly excluded for consumer tier.
COMMERCIAL
Designated for personal and non-commercial use in Microsoft's consumer Services Agreement.
1000 verified findings across the displayed surfaces.
Westlaw AI (Thomson Reuters)
ENTERPRISE SEARCH / PRODUCTIVITY
PROMPT
Thomson Reuters customers own all legal research queries and documents. Westlaw AI processes inputs to deliver AI-enhanced legal research.
OUTPUT
Customers own all AI-generated legal research and outputs. Thomson Reuters does not assert IP over generated research.
TRAINING
Uncertain. The corporate Privacy Statement states user data including 'content of your queries on our Services, such as artificial intelligence prompts' may be used to 'operate, improve, or personalize our Services' and 'Develop new products, services, content.' Product-specific DPA terms for Westlaw/CoCounsel were not cached and could not be reviewed.
COMMERCIAL
Full commercial use is permitted for law firm and enterprise legal deployments.
252 verified findings across the displayed surfaces.
Empty Comparison Slot
AIRIN SUMMARY
Westlaw AI (Thomson Reuters) has moderate defaults; Bing Copilot carries the most permissive license terms of the set.FOR ENTERPRISE: BING COPILOT NOT RECOMMENDED · WESTLAW AI (THOMSON REUTERS) ENTERPRISE TIER ACCEPTABLE
↳ Compliance surfaces · side by side
⚡ INTERACTIVE RISK COMPARISON HEATMAP
| RISK SURFACE | BING COPILOT | WESTLAW AI (THOMSON REUTERS) |
|---|---|---|
| PPrompt Ownership | ||
| OOutput Ownership | ||
| TModel Training | ||
| CCommercial Use | ||
| DData Privacy | ||
| $Tier Differences |
* Click any cell in the heatmap matrix to scroll directly to its verbatim policy citations below.
📂 Intellectual Property & Model Training
P
SURFACE 01
Prompt Ownership
Bing Copilot
MED⚠ CAUTIONHIGH
Microsoft does not claim ownership of user inputs to AI services.
“ 18. Reservation of Rights and Feedback. Except as expressly provided under these Terms, Microsoft does not grant you ”
Westlaw AI (Thomson Reuters)
MEDMED
Thomson Reuters customers own all legal research queries and documents. Westlaw AI processes inputs to deliver AI-enhanced legal research.
“ Personal information in content and communications uploaded, sent, shared, or inputted through our Services or via our networks and infrastructure, including feedback you provide to us and the content of communications between you and us or sent via our network and Services — in…”
O
SURFACE 02
Output Ownership
Bing Copilot
MED⚠ CAUTIONHIGH
Output IP left to user determination per Microsoft Services Agreement.
“ vii. Content credentials. When you use the AI services to generate content, Microsoft may store information about the content and associate this information and the content with content credentials. You may not use the AI services or create content with the purpose of removing,…”
Westlaw AI (Thomson Reuters)
MED⚠ CAUTIONMED
Customers own all AI-generated legal research and outputs. Thomson Reuters does not assert IP over generated research.
“ All content provided on this site is owned by or licensed to Thomson Reuters and/or its affiliates (the "Thomson Reuters Content") and protected by United States and international copyright laws. Thomson Reuters and its licensors retain all proprietary rights to the Thomson Reut…”
T
SURFACE 03
Model Training
Bing Copilot
MED⚠ CAUTIONHIGH
Consumer product. Search/AI queries may be used to improve Bing. Training use not clearly excluded for consumer tier.
“ AI-enhanced features . Children in certain jurisdictions may be able to access AI-enhanced features in Xbox like our Support Virtual Agents that allow users to enter a prompt via text or voice. Our Support Virtual Agents are designed to assist users with support-related question…”
Westlaw AI (Thomson Reuters)
MED
Uncertain. The corporate Privacy Statement states user data including 'content of your queries on our Services, such as artificial intelligence prompts' may be used to 'operate, improve, or personalize our Services' and 'Develop new products, services, content.' Product-specific DPA terms for Westlaw/CoCounsel were not cached and could not be reviewed.
No citation available
C
SURFACE 04
Commercial Use
Bing Copilot
MED⚠ CAUTIONHIGH
Designated for personal and non-commercial use in Microsoft's consumer Services Agreement.
“ b. The software is licensed, not sold, and Microsoft reserves all rights to the software not expressly granted by Microsoft, whether by implication, estoppel, or otherwise. This license does not give you any right to, and you may not: ”
Westlaw AI (Thomson Reuters)
HIGH⚠ CAUTIONMED
Full commercial use is permitted for law firm and enterprise legal deployments.
“Thomson Reuters grants you a limited license to access and make personal use of this site, subject to the Terms. This site and any portion hereof may not be reproduced, duplicated, copied, downloaded, sold, resold, visited, or otherwise exploited for any commercial purpose withou…”
Use is restricted to personal, non-commercial purposes only. Any commercial exploitation of site content or outputs requires explicit prior written consent from Thomson Reuters, which may be withheld.
📂 Data Privacy & Governance
D
SURFACE 05
Data Privacy
Bing Copilot
MED⚠ CAUTIONHIGH
—
“ Text Messages – Android devices. Phone Link allows you to view text messages delivered to your Android phone on your Windows device and send text messages from your Windows device. Only text messages received and sent within the last 30 days are visible on your Windows device.…”
Westlaw AI (Thomson Reuters)
HIGH⚠ CAUTIONMED
Westlaw AI (including CoCounsel) is an enterprise subscription product. Separate Master Subscription Agreement and DPA would govern enterprise customers. Product-specific terms not cached.
“Demographic information Age; date of birth; marriage status; gender; physical characteristics; military status; political, religious, or philosophical beliefs; sexual orientation; racial or ethnic origin; and union membershi”
TR collects special categories of personal data under GDPR Article 9 (political beliefs, religious beliefs, sexual orientation, racial/ethnic origin, union membership), which require explicit legal bases and heightened protections.
$
SURFACE 06
Tier Differences
Bing Copilot
MED⚠ CAUTIONHIGH
—
“ f. Support. Support for some Services is available at https://support.microsoft.com and certain Services may offer separate or additional customer support, subject to additional terms. Support may not be available for preview or beta versions of features or Services. Availabilit…”
Westlaw AI (Thomson Reuters)
MED
Westlaw AI (including CoCounsel) is an enterprise subscription product. Separate Master Subscription Agreement and DPA would govern enterprise customers. Product-specific terms not cached.
No citation available