ChatGPT Add-in for Outlook
Run ChatGPT directly in Outlook for emails.
VS
Glean
Work AI that Works | Agents, Assistant & Search
Detailed comparison
Criteria
ChatGPT Add-in for Outlook
Glean
Pricing
Freemium
Enterprise
Plans & pricing
Free: Free, Standard: $2.4/mo, Premium: $4/mo, Team & Custom: Custom
Enterprise: Custom
Free trial
No
No
Audience
b2b
b2b
Platforms
Web, Desktop
Web
API
No
No
Open Source
Proprietary
Proprietary
Integrations
—
Slack
Categories
Productivity, Writing
AI Agents, Productivity
Popularity
Very High
Very High
Description
This free Outlook add-in integrates ChatGPT directly into your email client. It allows users to run ChatGPT on messages in their inbox or while compos...
Glean is the Work AI platform connected to your enterprise's data. Find, create, and automate anything. Explore what Work AI can do for you!
Pricing
ChatGPT Add-in for Outlook
Freemium
Glean
Enterprise
Plans & pricing
ChatGPT Add-in for Outlook
Free: Free, Standard: $2.4/mo, Premium: $4/mo, Team & Custom: Custom
Glean
Enterprise: Custom
Free trial
ChatGPT Add-in for Outlook
No
Glean
No
Audience
ChatGPT Add-in for Outlook
b2b
Glean
b2b
Platforms
ChatGPT Add-in for Outlook
Web, Desktop
Glean
Web
API
ChatGPT Add-in for Outlook
No
Glean
No
Open Source
ChatGPT Add-in for Outlook
Proprietary
Glean
Proprietary
Integrations
ChatGPT Add-in for Outlook
—
Glean
Slack
Categories
ChatGPT Add-in for Outlook
Productivity, Writing
Glean
AI Agents, Productivity
Popularity
ChatGPT Add-in for Outlook
Very High
Glean
Very High
Description
ChatGPT Add-in for Outlook
This free Outlook add-in integrates ChatGPT directly into your email client. It allows users to run ChatGPT on messages in their inbox or while compos...
Glean
Glean is the Work AI platform connected to your enterprise's data. Find, create, and automate anything. Explore what Work AI can do for you!
Features
ChatGPT Add-in for Outlook
Integrates ChatGPT directly into Outlook
Applies ChatGPT to inbox messages
Assists with email composition using ChatGPT
Supports custom prompts
Requires an OpenAI API Key
Glean
Enterprise AI Search
Personal AI Assistant
AI Agentic Engine
Enterprise Graph & Data Connectors
Hybrid Search
Seamless Workplace Integrations (e.g., Slack, Microsoft)
Key differentiators
ChatGPT Add-in for Outlook
- ChatGPT directly in Outlook
- AI-powered email drafting & rewriting
- Multi-platform & multi-language support
Glean
- Work AI platform for enterprise data
- Enterprise AI Search & Personal Assistant
- AI Agentic Engine for automation
Other comparisons
FAQ: ChatGPT Add-in for Outlook vs Glean
ChatGPT Add-in for Outlook: Run ChatGPT directly in Outlook for emails.. Glean: Work AI that Works | Agents, Assistant & Search. Both tools take different approaches to address similar needs.
ChatGPT Add-in for Outlook offers a freemium plan, while Glean is a contact tool.
The best choice between ChatGPT Add-in for Outlook and Glean depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
Both are primarily designed for individuals. The choice depends on which specific features you need.
ChatGPT Add-in for Outlook offers: Integrates ChatGPT directly into Outlook, Applies ChatGPT to inbox messages, Assists with email composition using ChatGPT, Supports custom prompts. Glean offers: Enterprise AI Search, Personal AI Assistant, AI Agentic Engine, Enterprise Graph & Data Connectors.
Based on our data, Glean currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.