Claude APIPaid
Anthropic's AI models via API — excel at long documents, careful reasoning, and following complex instructions.
AI / LLM comparison
Claude API vs Harvey
Pricing, pros, cons, and ideal use cases — side by side.
HarveyEnterprise
The enterprise legal AI platform — agents, document vaults, and contract intelligence used by 75+ of the AmLaw 100.
At a glance
| Claude API | Harvey | |
|---|---|---|
| Pricing | PaidPay-as-you-go. Claude Sonnet roughly $3/1M input tokens. Very competitive pricing. | EnterpriseNot published — enterprise contracts negotiated after a demo. Deployments are typically firm-wide with implementation support, not self-serve seats. |
| Category | AI / LLM | AI / LLM |
| Ideal for | Law FirmsAgenciesAccountantsAny SMB wanting AI features | AmLaw 100 and large regional law firmsEnterprise in-house legal departmentsProfessional services firms with heavy document reviewLegal ops teams standardizing a firm-wide AI platform |
Pros & cons
Claude API
Pros
- Excellent at long documents
- Strong instruction following
- Great for legal/compliance
- Competitive pricing
Cons
- Requires technical setup
- Smaller ecosystem than OpenAI
- Newer platform
Harvey
Pros
- Proven at the top of the legal market — 75+ AmLaw 100 firms
- Ethical walls and matter-level security built in, not bolted on
- Covers research, drafting, review, and portfolio analytics in one platform
- Command Center gives leadership real adoption visibility
Cons
- No public pricing and a long enterprise sales cycle
- Substantially overbuilt for small firms
- Requires change management and firm-wide rollout to pay back
- Platform lock-in once matters live inside Vault
Which should you choose?
Claude API is the lighter-weight option (Paid), while Harvey sits higher on the pricing ladder (Enterprise). Claude API is built around law firms; Harvey leans more toward amlaw 100 and large regional law firms. Shortlist the one whose strengths line up with your biggest constraint.