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Glean

✓ Editorially verified

Work AI platform that unifies enterprise knowledge, search, and agents

Enterprise· Enterprise pricing only; commonly reported in the $40-50/user/month range with a floor typically starting around 100 seats. No public self-serve tier. Contact sales for a quote.AgentsModel-agnostic: routes across 35+ LLMs including GPT-4o, Claude 3.5/4 Sonnet, Gemini 1.5/2, Llama 3, Mistral, plus Glean in-house models8.5 / 10
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In short

Glean provides a unified enterprise AI layer that indexes 100+ SaaS tools while respecting access controls. It enables natural-language search, document drafting, and autonomous agent workflows. It is best for large organizations needing governed, model-agnostic AI across their existing tech stack.

Best for

Mid-market and large enterprises consolidating scattered knowledge across Slack, Google Drive, Confluence, Jira and dozens of SaaS tools into a single permissioned AI layer with agents.

Skip if

Solo developers, small startups, or teams looking for a cheap ChatGPT alternative - Glean is an enterprise procurement, not a self-serve SaaS.

Glean is an enterprise Work AI platform that combines company-wide search, an assistant, and an agent-building environment on top of a permissions-aware knowledge graph of your organisation's data. It indexes content from tools like Slack, Google Drive, Confluence, Jira, SharePoint, GitHub, Salesforce, Notion, Box, Zendesk and 100+ other systems, respects each source's ACLs, and exposes that context to LLMs so employees can ask natural-language questions, summarise threads, draft documents, or trigger multi-step agents that act across those systems. The platform is model-agnostic: administrators can route workloads across 35+ frontier and open-source LLMs (OpenAI, Anthropic, Google, Meta, Mistral, and in-house Glean models) rather than being locked to a single provider. Beyond chat, Glean ships a no-code Agent Builder and a developer SDK for constructing autonomous workflows - onboarding assistants, engineering on-call bots, sales-account researchers, HR ticket triage - with governance, audit trails, and evaluation baked in. It is aimed squarely at mid-market and large enterprises with fragmented information sprawl and strict compliance requirements (SOC 2 Type II, ISO 42001, HIPAA, GDPR, FedRAMP in progress). Typical buyers are IT, knowledge-management, and internal-productivity leaders looking to consolidate point AI tools into a single governed layer that plugs into the systems employees already use every day.

Editor's take

Glean is the most credible independent contender in enterprise Work AI, and the model-agnostic story plus its mature permissions-aware index give it a real moat against Microsoft Copilot and Google Gemini for Workspace. If your company already lives in Slack + Google Drive + a dozen SaaS tools, Glean is on the shortlist. If you're a Microsoft 365 shop with no political room to buy outside Copilot, the ROI case gets harder.

— The AI Tool Bible editorial team

Pros

  • Deep, permissions-aware indexing of 100+ enterprise SaaS and on-prem sources out of the box
  • Model-agnostic: route between 35+ LLMs including OpenAI, Anthropic, Gemini, and open-source
  • No-code Agent Builder plus SDK/API for developers to ship custom agents
  • Strong governance: SOC 2 Type II, ISO 42001, HIPAA, GDPR, full audit trails and observability
  • Native surfaces in Slack, Teams, browser and mobile so adoption doesn't require a new app
  • Reference customers at scale (Booking.com, Zillow, Samsung, Rivian) validating large-enterprise readiness
  • Enterprise-grade knowledge graph goes beyond RAG with people, projects and topic signals

Cons

  • ⚠️ Enterprise-only pricing and seat minimums put it out of reach for SMBs and individuals
  • ⚠️ No public pricing page - procurement cycles are long and quotes vary widely
  • ⚠️ Initial connector rollout, permission mapping and change-management can take weeks to months
  • ⚠️ Agent quality is bottlenecked by the messiness of the underlying enterprise data
  • ⚠️ Overlaps with newer offerings from Microsoft Copilot, Google Gemini for Workspace and ChatGPT Enterprise, forcing buyers into a platform decision

Use cases

Enterprise search across Slack, Drive, Confluence and JiraCompany-wide AI assistant with citationsNo-code agent building for internal workflowsSales account and prospect research agentsEngineering on-call and incident-summary botsHR and IT helpdesk ticket triageNew-hire onboarding assistantExecutive briefing and meeting-prep summariesPolicy and compliance Q&A over internal docsKnowledge-graph-powered people and expertise finder

Frequently asked

Which data sources does Glean integrate with?
Glean indexes content from over 100 systems, including Slack, Google Drive, Confluence, Jira, SharePoint, GitHub, Salesforce, Notion, Box, and Zendesk. It respects the access control lists (ACLs) of each source to maintain data security.
Is Glean locked into a specific AI model provider?
No, Glean is model-agnostic. Administrators can route workloads across more than 35 frontier and open-source LLMs, including OpenAI, Anthropic, Google, Meta, Mistral, and Glean’s in-house models.
What is the pricing structure for Glean?
Glean offers enterprise-only pricing with no public self-serve tier. Costs are commonly reported in the $40-50 per user per month range, with a typical minimum floor of around 100 seats. Quotes must be obtained by contacting sales.
Can users build custom AI agents with Glean?
Yes, the platform includes a no-code Agent Builder and a developer SDK. These tools allow users to construct autonomous workflows for tasks like onboarding, incident summaries, and ticket triage, complete with governance and audit trails.
What compliance standards does Glean support?
Glean supports SOC 2 Type II, ISO 42001, HIPAA, and GDPR. FedRAMP compliance is currently in progress. The platform includes full audit trails and observability features to meet strict enterprise compliance requirements.

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