Best Enterprise AI

Enterprise AI for search, customer service and professional workflows — Glean, Harvey, Sierra and more.

Ranked by our editorial rating · Updated 2026 · 3 tools reviewed

Glean

Enterprise AI

4.6

Enterprise AI search and assistant that connects internal company data for workplace Q&A and agents.

Pros

✓ Connects enterprise data✓ Secure permissions✓ Work assistant✓ Agent platform

Cons

✗ Enterprise-only✗ Needs deployment✗ Opaque pricing

CustomFull review →

Harvey

Enterprise AI

4.5

Enterprise AI for legal and professional services, strong at contracts, research and drafting.

Pros

✓ Legal expertise✓ Deep workflows✓ Security & compliance✓ Adopted by big firms

Cons

✗ Enterprise-only✗ Expensive✗ Needs training

CustomFull review →

Sierra

Enterprise AI

4.5

Bret Taylor's enterprise AI customer-service agent platform, adopted by many leading companies.

Pros

✓ Mature service agents✓ Outcome-based pricing✓ Deployed at scale✓ Multi-channel

Cons

✗ Enterprise-only✗ Needs integration✗ Opaque pricing

CustomFull review →

FAQ

What are the best Enterprise AI?

Our top-rated picks are Glean, Harvey, Sierra. Each tool is reviewed above with its pros, cons, pricing and an overall rating.

How are these Enterprise AI ranked?

We score every tool on capability, value for money, ease of use and reliability, then order the list by our overall editorial rating. Reviews are independent and updated regularly.

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