Agentic Index
CoCounsel vs Harvey (2026)
CoCounsel and Harvey are the two heavyweight legal AI platforms, and the split is grounding versus platform depth: CoCounsel is Thomson Reuters owned and grounded in Westlaw and Practical Law, while Harvey is the enterprise platform of choice across most of the AmLaw 100 with assistant, Vault, workflows, and an agent builder. CoCounsel starts at 225 dollars per user a month, and Harvey is reported around 1,000 dollars per user a month via sales. Choose CoCounsel for authoritative research grounding, Harvey for firm wide platform depth.
| At a glance | CoCounsel | Harvey |
|---|---|---|
| Category | Enterprise operations agent | Enterprise operations agent |
| Entry price | From $225/user/mo | $1000/user/mo |
| Free / trial | — | — |
| Pricing confidence | public partial | contact only |
| Feature |
H
Harvey
|
|
|---|---|---|
| Action & orchestration | ||
|
Integrations & Tool Calling Ability to connect agents to real systems through native integrations, OAuth-authenticated actions, custom tools, APIs, webhooks, or MCP-compatible tools. |
Full / Explicit | Full / Explicit |
|
Workflow Orchestration Ability to sequence, branch, retry, route, and combine deterministic workflow nodes with autonomous agent steps. |
Full / Explicit | Full / Explicit |
|
Triggers & Channel Coverage How agents wake up and where they work: schedules, webhooks, message events, CRM events, inbox events, chat, email, voice, and collaboration tools. |
Partial | Partial |
| Knowledge & context | ||
|
Knowledge Grounding & RAG Ability to ground agent behavior in company data through document ingestion, retrieval, external knowledge APIs, semantic search, or RAG layers. |
Full / Explicit | Full / Explicit |
|
Memory & State Persistence Ability to persist context across a run, conversation, workflow, user, team, or longer-term memory layer. |
Partial | Partial |
| Control & trust | ||
|
Human Oversight & Guardrails Approval steps, consent checkpoints, escalation rules, structured guardrails, policy constraints, and pause/resume controls. |
Full / Explicit | Full / Explicit |
|
Security, Identity & Governance RBAC, SSO, auditability, encryption, least-privilege tool access, compliance posture, and data handling policy. |
Full / Explicit | Full / Explicit |
|
Observability & Auditability Traces, logs, execution histories, metrics, audit events, and debugging detail for production agent behavior. |
Partial | Partial |
|
Deployment & Data Residency Deployment modes and options, including SaaS, dedicated cloud, VPC, on-prem, hybrid, local runtime, and self-hosting. |
Partial | Partial |
| Solution readiness | ||
|
Prebuilt Agents, Templates & Packs Ready-made workflows, packaged employees, templates, blueprints, industry solutions, and role-specific agents that reduce time-to-value. |
Full / Explicit | Full / Explicit |
| Platform extensibility | ||
|
Model Flexibility & Routing Ability to work across multiple foundation models, route tasks to different models, or let buyers bring their own providers and keys. |
Partial | Partial |
|
APIs, SDKs & MCP Extensibility Composability layer: stable APIs, SDKs, MCP tool consumption/serving, custom tools, and integration into internal systems. |
Full / Explicit | Full / Explicit |
|
Testing, Debugging & Optimization Testing, debugging, scoring, retries, fallbacks, quality gates, and optimization loops for improving agent workflows before and after deployment. |
Partial | Partial |
| Specialist automation | ||
|
Browser & Computer Use Browser, desktop, or remote/local computer control for workflows that cannot be handled through stable APIs alone. |
No / Not documented | No / Not documented |
Pricing snapshot
Sourced from the Index pricing dataset · open each vendor's profile for full detail.
| Pricing |
H
Harvey
|
|
|---|---|---|
|
Entry price Lowest public entry point |
From $225/user/mo | $1000/user/mo |
|
Pricing confidence How public the numbers are |
Public — partial | Contact only |
|
Billing Primary billing axis |
seats | seats |
|
Variable cost Workload / overage exposure |
Low variable cost | Low variable cost |
|
Free tier / trial Try before you buy |
No free tier
|
No free tier
|
|
Buying motion Self-serve vs sales call |
Mixed | Sales call |
Choose CoCounsel if
- Westlaw and Practical Law grounding is decisive for your research and drafting confidence.
- Published entry pricing at 225 dollars per user a month simplifies procurement.
- You want the backing and content depth of Thomson Reuters behind your legal AI.
Choose Harvey if
- You want the platform most of the AmLaw 100 has standardized on, with Vault handling 100,000 document matters.
- An agent builder and custom workflows across the firm matter more than a single research assistant.
- You have the budget for a premium engagement reported around 1,000 dollars per user a month.