Harvey AI
Overview
Harvey AI is an enterprise AI platform for law firms and legal departments. Uses LLMs fine-tuned on legal documents for research, contract drafting and review, due diligence, memo writing, and case law analysis. Widely adopted by the world's largest law firms with rapid growth in 2025-2026.
Key Features
Vault (Document Analysis)
Analyzes up to 100,000 documents at once — powerful for M&A due diligence, litigation discovery, and large-scale contract review.
Workflows
Configurable multi-step processes — automate contract review → risk analysis → amendments flows.
AI Assistant
Conversational AI for legal questions, drafting, and research. Legal-specialized models for high-accuracy responses.
Collaboration Tools
Team projects with permission controls — ensure only authorized personnel access sensitive matters.
Supported Tasks
- Legal research
- Contract review
- Due diligence
- Memo writing
- Case law analysis
- Regulatory compliance checks
Security
Strict legal-grade security:
- SOC 2 Type II
- Confidentiality
- Data isolation
Pricing
| Item | Cost |
|---|---|
| Monthly | $100-$500/user |
| Minimum seats | 25-50 seats |
| Annual contracts | $30K-$300K+ |
| Big law estimate | $1,000-$1,200/lawyer/month |
Custom enterprise pricing only. Out of reach for small firms.
Strengths
- ✅ Vault — 100K document analysis
- ✅ Workflows for multi-step automation
- ✅ Legal-specialized LLM
- ✅ Adopted by global top law firms
- ✅ Strict security
- ✅ Rapidly growing leader
Weaknesses
- ❌ Very expensive ($100-500/user, 25+ seat minimum)
- ❌ For large/mid-size law firms only
- ❌ Not for solos or small firms
- ❌ Limited Japanese legal support
- ❌ Opaque pricing
Official Resources
- Website: https://www.harvey.ai