Home / Law firms / CoCounsel vs Zeno
CoCounsel vs Zeno
Both are for legal research. CoCounsel has a published monthly price; Zeno has a stronger GDPR profile and a provider in the Netherlands.
CoCounselThomson Reuters Corporation (Toronto, CA)GDPR: Limitedfrom $340.85/mo (CoCounsel Essentials) · free trial
Stronger on 1 by 3 points with a clear margin
ZenoZeno B.V. (Rotterdam, NL)GDPR: Strongon request · free trial
Stronger on 2 by 3 points with a clear margin
The key differences
- Zeno has a stronger GDPR profile: Strong, against Limited at CoCounsel.
- CoCounsel publishes a monthly price ($340.85); at Zeno the price is on request.
- Zeno is based in the Netherlands, CoCounsel outside the EU.
| Criterion | CoCounsel | Zeno |
|---|---|---|
| GDPR profileOur summary of what the provider itself publishes about your data. For a professional tool: whether the data is stored in the EU, whether there is a certification or GDPR guarantee, and whether the provider is based in the Netherlands or the EU. For a general model: EU hosting, no training on your data and self-hosting. From Strong to Unknown; Caution only for a model with a documented problem. How we measure | Limited | Strong |
| Price | from $340.85/month (CoCounsel Essentials) | on request |
| Free trial | Yes | Yes |
| Origin | Outside EU | Netherlands |
| Runs on | ChatGPT, Gemini | Not public |
| Tasks | AI for searching documents, AI for legal research | AI for contract analysis, AI for legal research |
Choose CoCounsel if…
- you want to know the cost up front
- you are looking for: deep research on Westlaw content
- you are looking for: bulk document analysis with agentic AI
Choose Zeno if…
- GDPR and confidentiality weigh heavily
- you want a provider in the Netherlands
- what you're looking for: legal research with source citations
Features of CoCounsel
- Deep Research on Westlaw content
- Bulk document analysis with agentic AI
- Customisable workflow plans
- Legal research with source citations
- Guided workflows from Practical Law
- Litigation Document Analyzer
- Agentic AI for task delegation
- Integration with Thomson Reuters products
Features of Zeno
- Legal research with source citations
- Document review against desired positions
- Risk classification: Acceptable/Needs Review
- Generating contractual clauses per jurisdiction
- Rewriting clauses and arguments
- Transparent reasoning chains per conclusion
- EU-only data hosting, encrypted
- Approval management for work products
Frequently asked questions
- Which is better: CoCounsel or Zeno?
- CoCounsel has a public monthly price; Zeno has a stronger GDPR profile and a provider in the Netherlands. Which matters more to you decides the choice; the table puts everything side by side.
- Which is cheaper: CoCounsel or Zeno?
- CoCounsel: from $340.85/month (CoCounsel Essentials). Zeno: on request.
- Which is safer for your data: CoCounsel or Zeno?
- Zeno has the stronger GDPR profile (strong against limited). The profile summarises what the provider publishes; always sign a data processing agreement. See the GDPR check for law firms.
Every Friday: what changed in AI for law firms
New models, prices, oversight and tools, with sources and what it means for you. One email a week, unsubscribe with one click.