G2 Vendor Directory

Glean vs. Slack

A side-by-side comparison based on G2 review data.

MetricGlean

by Glean Technologies

Slack

by Salesforce

Overall rating4.74.5
Review count33740,133
Ease of use9.49.3
Ease of setup8.79.3
Quality of support9.39.0
Meets requirements9.39.3
NPS80.96676770.713349
Small Business6.9%40.7%
Mid-Market40.2%40.7%
Enterprise52.9%18.6%
Total page views4,21053,306
Total LLM citations29,595110,908

Glean

Glean is an enterprise AI platform that brings together AI assistants, AI agents, and enterprise search to help employees find answers, create content, and automate work. Grounded in your company’s knowledge, Glean Assistant answers questions, summarizes information, and drafts content, while Glean Agents enables teams to build and deploy AI agents that execute multi-step workflows across business applications. With 275+ out-of-the-box connectors, Glean connects information across workplace tools and delivers personalized AI that respects existing access permissions.

Pros

  • Ease of Use
  • Speed
  • Time-saving
  • Fast Search
  • Results
  • Intuitive

Slack

Slack is your single workspace that connects you with the people and tools you work with everyday, no matter where you are or what you do. With Slack you get real-time messaging through calls and chat, a searchable record of all your files and conversations, and integrations with a growing number of handy bots and apps. Now everyone can finally be on the same page and get their work done. Slack: It’s where work happens.

Pros

  • Ease of Use
  • Team Collaboration
  • Communication
  • Integrations
  • Features
  • Easy Integrations