Thomson Reuters
CoCounsel
Legal research, document analysis, drafting and Microsoft 365 skills grounded in subscribed Thomson Reuters content for Australian firms and in-house teams.
Comparison
CoCounsel vs Lexis+ AI with Protégé
CoCounsel and Lexis+ AI with Protégé compared on plan, hosting and what each is for. Published research for Australian firms, not a recommendation to choose either.
LexisNexis (RELX Trading Australia Pty Limited)
Lexis+ AI with Protégé
Australian legal research, drafting, Vault analysis and workflows grounded in LexisNexis content (CaseBase), with optional general-purpose models in the same workspace.
| Fact | CoCounsel | Lexis+ AI with Protégé |
|---|---|---|
| Vendor | Thomson Reuters | LexisNexis (RELX Trading Australia Pty Limited) |
| Plan in scope | Australian CoCounsel legal configuration (Core) with Westlaw Advantage Australia and Practical Law Australia entitlements. Distinguish US CoCounsel Legal, tax/audit editions, Outlook add-in and other regional packs. | Australian Lexis+ AI / Protégé Legal AI and optional General AI. Do not merge US Protégé entitlements or historic UK architecture defaults. Lexis+ plus a minimum content package is required. |
| What it is for | Legal research, document analysis, drafting and Microsoft 365 skills grounded in subscribed Thomson Reuters content for Australian firms and in-house teams. | Australian legal research, drafting, Vault analysis and workflows grounded in LexisNexis content (CaseBase), with optional general-purpose models in the same workspace. |
| Capabilities | Legal research, Case-law summarisation, Document summarisation, Chronology building, Contract drafting, Contract review and redlining, Due-diligence document review, Knowledge search | Legal research, Case-law summarisation, Contract drafting, Document summarisation, Chronology building, Knowledge search, Agentic workflows |
| Deployment | SaaS | SaaS |
| Hosting regions | Australia | Australia, Multiple specified locations |
| Australian region | Yes | Stated, not guaranteed |
| Training on customer content | No | No |
| Australian presence | Yes — Local AI and legal specialist team claimed. AU FAQ states all customer prompts, content and output are stored and processed in Australia for CoCounsel Core. IRAP assessment 22 June 2026 at PROTECTED. Allens has been reported as adopting CoCounsel alongside another tool; that report was not re-verified on a Thomson Reuters page in this pass. | Yes — RELX Trading Australia Pty Limited contracting entity. Local hosting announced 18 March 2025 on AWS and Azure. Named adopters in that announcement: Clayton Utz, McCabes, Holding Redlich. AU GTCs authorise overseas failover if the primary cloud degrades; uploads are disabled during an overseas failover. November 2025 Australian Global Platform GTCs clause 3.9(e): the primary hosting location for Protégé Legal AI is Australia, with authorised failover that may be outside Australia and with uploads disabled during an overseas failover. Clause 3.9(g): Protégé General AI is hosted in a location outside Australia. Clause 4.8(b)(iii): Customer Information is not used to train any AI Technology. Checked 2026-10-10. https://www.lexisnexis.com/assets/en-au/pdf/lnau-agreement-global-platform-general-terms-and-conditions-nov-2025.pdf |
| Confidence | Medium | Medium |
| Reviewed | 2026-09-20 | 2026-10-10 |
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Both profiles are published research. Neither column is a score, and neither product is approved for a task by appearing here.