Last updated: November 13, 2026
Glean is the top AI enterprise search platform in 2027, Microsoft 365 Copilot is the natural choice for Microsoft-heavy companies and Google’s Agentspace leads for Workspace organizations. Coveo and Elastic are the strongest options for teams building search into customer-facing experiences.
Employees lose hours every week hunting across email, chat, drives and wikis. AI search finds answers across all of them while respecting who is allowed to see what.
AI Enterprise Search Platforms To Use In 2027
| Platform | Best For | Core Strength | Category |
|---|---|---|---|
| Glean | Company-wide work search | Deep connectors with permission-aware answers | Work AI platform |
| Microsoft 365 Copilot | Microsoft-centric companies | Search across the Microsoft Graph | Workplace AI |
| Google Agentspace | Google Workspace organizations | Google search quality for internal data | Workplace AI |
| Coveo | Customer and commerce search | AI relevance and generative answers | AI search platform |
| Elastic | Teams building custom search | Search engine with vector and hybrid retrieval | Search infrastructure |
| Guru | Verified team knowledge | AI answers from trusted cards | Knowledge platform |
| Moveworks | Employee support automation | AI assistant for IT and HR requests | Employee AI assistant |
| Dashworks | Fast-growing companies | Quick setup without indexing everything | Work AI assistant |
How We Scored
We scored platforms on connector coverage, permission handling, answer accuracy, agent features, admin controls, deployment options and price.
The Top AI Enterprise Search Platforms
1. Glean
Glean connects to more than a hundred workplace apps and answers questions with sources while respecting permissions.
Agents build on the same knowledge.
Best for: Company-wide work search. Core strength: Deep connectors with permission-aware answers.
2. Microsoft 365 Copilot
Copilot searches and reasons across Outlook, Teams, SharePoint and OneDrive with connectors to other sources.
It inherits Microsoft security controls.
Best for: Microsoft-centric companies. Core strength: Search across the Microsoft Graph.
3. Google Agentspace
Agentspace brings Google-grade search and agents to Workspace and third-party sources.
It suits companies standardized on Google.
Best for: Google Workspace organizations. Core strength: Google search quality for internal data.
4. Coveo
Coveo powers search and generative answers across websites, commerce and support portals.
Enterprises use it to improve self-service.
Best for: Customer and commerce search. Core strength: AI relevance and generative answers.
5. Elastic
Elastic gives developers powerful hybrid and vector search to build their own experiences.
It offers maximum flexibility.
Best for: Teams building custom search. Core strength: Search engine with vector and hybrid retrieval.
6. Guru
Guru combines AI search with verified knowledge cards and owners.
It keeps answers accurate over time.
Best for: Verified team knowledge. Core strength: AI answers from trusted cards.
7. Moveworks
Moveworks answers employee questions and resolves IT and HR requests across systems.
It reduces internal ticket volume.
Best for: Employee support automation. Core strength: AI assistant for IT and HR requests.
8. Dashworks
Dashworks connects to common apps and answers questions with little setup.
Smaller companies get value quickly.
Best for: Fast-growing companies. Core strength: Quick setup without indexing everything.
Permissions Make Or Break Trust
One answer that exposes a confidential document can end a rollout. During trials, test with restricted files and users to confirm the platform honors source permissions exactly.
Frequently Asked Questions
What is enterprise search?
Software that lets employees search and ask questions across all company apps from one place.
What is the best enterprise search platform?
Glean is the best overall, with Microsoft 365 Copilot and Google Agentspace best inside their ecosystems.
Does it respect permissions?
Leading platforms enforce source permissions, but test this during any trial.
Conclusion
Glean leads for company-wide search, Copilot and Agentspace inside their ecosystems and Coveo or Elastic for customer-facing search.
