Glean review 2026: enterprise AI search and work assistant features, funding history, pricing, connectors, pros, cons, and alternatives compared.
Category
AI
Pricing
Usage-based, from Contact for pricing (est. $45-50/user/month + AI add-on, 100-user minimum)
Verified
Not yet
Last updated
July 18, 2026
Founded
2019
Headquarters
Palo Alto, California, United States
Web AppAPIAI
Overview
Glean is an enterprise AI search and work assistant platform founded in 2019 in Palo Alto by Arvind Jain, former Google search engineering leader and Rubrik co-founder, alongside Vishwanath T R, Tony Gentilcore, and Piyush Prahladka.
The company connects to over 100 workplace applications and became a unicorn in 2022, reaching a 7.2 billion dollar valuation after a 150 million dollar Series F in June 2025.
Key Features
Glean indexes content across an organization's software stack while preserving each source system's native permissions, so search and AI answers only reflect what a given user is authorized to see.
Glean Assistant provides natural-language answers grounded in company context, while Glean Apps and APIs let organizations build custom AI agents on top of the permissioned index.
Pricing
Glean does not publish list pricing; industry estimates suggest a hybrid model of roughly 45 to 50 dollars per user per month plus an AI usage add-on, with a typical 100-seat enterprise minimum.
Total cost of ownership for mid-to-large deployments, including implementation and infrastructure, is commonly estimated in the 350,000 to 480,000 dollar annual range.
Key Features
100+ pre-built connectors — Native integrations with Slack, Confluence, Google Drive, Salesforce, Jira, GitHub, Zendesk, and dozens of other workplace tools.
Permission-aware indexing — Search results and AI answers respect each source system's original access permissions, so users only see what they are authorized to view.
Glean Assistant — Conversational AI assistant that answers natural-language questions grounded in company-specific knowledge and context.
Glean Apps and APIs — Platform for building custom generative AI agents and applications securely on top of Glean's permissioned enterprise index.
Databricks AI/BI Genie integration — Lets users query structured data in Databricks using natural language directly inside Glean.
Enterprise-grade search relevance — Ranking built on Google-search-derived expertise from founder Arvind Jain's background leading Google Search engineering.
Knowledge management features — Surfaces experts, answers, and trending topics across the organization, not just documents.
Security and compliance controls — Enterprise-grade data governance designed for large, regulated organizations deploying AI at scale.
Enterprise + AI Add-on Custom quote (+ est. $15/user/month) Annual
Frequently Asked Questions
How much does Glean cost?
Glean does not publish list pricing; industry estimates suggest a hybrid model of roughly 45 to 50 dollars per user per month plus an AI add-on of about 15 dollars per user per month, typically with a 100-seat enterprise minimum.
Who founded Glean?
Glean was founded in 2019 in Palo Alto, California, by Arvind Jain, along with Vishwanath T R, Tony Gentilcore, and Piyush Prahladka. Arvind Jain previously co-founded Rubrik and led engineering teams at Google Search.
What is Glean's current valuation?
Glean was valued at 7.2 billion dollars following a 150 million dollar Series F round led by Wellington Management in June 2025.
How does Glean handle data permissions?
Glean indexes content from connected apps while preserving each source system's native access permissions, so a user's search results and AI answers only reflect content they are already authorized to see.
What are Glean's main competitors?
Glean competes with Microsoft Copilot and Microsoft Search, Coveo, Elastic Enterprise Search, Guru, and Moveworks, among other enterprise AI search and assistant platforms.
Does Glean offer an API for building custom AI agents?
Yes, Glean Apps and Glean APIs, launched in mid-2024, let organizations build custom generative AI agents and applications on top of Glean's permissioned enterprise index.