CoCounsel vs Harvey
A 2026 side-by-side comparison of CoCounsel and Harvey — pricing, key features, platforms, API access, and the trade-offs of each, based on data collected from their official sites.
Tagline
Trusted legal AI assistant by Thomson Reuters
Domain-specific AI for elite law firms
Pricing
Paid
Paid
Rating
0.0 (0)
0.0 (0)
Platforms
Web
Web
API
No
Yes
Open source
No
No
Description
CoCounsel drafts, reviews, and researches legal documents with citation-grade accuracy.
Harvey builds legal-grade generative AI trained on case law, deals, and contracts.
Key features
- Citation graphs
- Memo drafts
- Playbook enforcement
- Version diffs
- Approval workflows
Pros
- Legal-domain trained
- Thomson Reuters backing
- Westlaw citation grounding
- Deep contract review
- Deposition prep
- Legal research automation
- Enterprise security
- Multi-jurisdiction support
- Purpose-built for legal work
- Trained on case law and contracts
- Enterprise security and SOC 2
- Integrations with iManage and NetDocs
- Multi-jurisdiction legal support
- Citation-grade accuracy
- White-glove onboarding
- Custom firm training
Cons
- Expensive enterprise pricing
- US law primary focus
- Requires TR ecosystem
- Not for solo practitioners
- Slow onboarding
- Limited customization
- Occasional citation errors
- Steep learning curve
- Enterprise-only pricing
- No self-serve signup
- Waitlist for access
- Not for solo practitioners
- US and UK focus
- Requires firm-scale deployment
- Little public documentation
- Expensive per seat
Pricing plans
Not disclosed
Not disclosed
Which one should you pick?
- Choose CoCounsel if you need Citation graphs.
- Choose Harvey if you need Playbook enforcement and API access.
- On budget: CoCounsel is paid, Harvey is paid.