Use-case guide
Best AI tools for enterprise knowledge search
Short answer: Glean is the focused workplace-search option, Writer fits governed enterprise content workflows, and Microsoft Copilot is strongest inside Microsoft 365 environments.
Scenario picksUpdated 2026-08-083 picks
Match the tool to the job
Match enterprise AI to the system of record
Workplace search, governed content, and Microsoft-native knowledge work need different enterprise AI layers.
Workplace search
Search workplace knowledge
Glean
Focused on finding answers across internal SaaS tools and company knowledge.
Governed contentGovern enterprise content
Writer
Useful when the workflow is controlled writing, brand rules, and reusable enterprise content.
Microsoft 365Work inside Microsoft 365
Microsoft Copilot
Strongest when documents, meetings, mail, and collaboration already live in Microsoft.
Microsoft Copilot is the stronger default only when the work already lives mostly inside Microsoft 365.