Glean vs Perplexity
A detailed side-by-side comparison to help you choose the right AI productivity agent for your needs.
Best enterprise AI search across all company applications
Glean
Glean is an enterprise AI search and knowledge platform that indexes content across 100+ business applications and surfaces permission-aware results so employees can find and use company information w...
AI Models
Proprietary Glean retrieval modelsGPT-4oCustom enterprise search models
Key Features
- 100+ native connectors indexing all enterprise applications
- Permission-aware search respecting source system access controls
- Work AI synthesizes answers from multiple sources with citations
- People graph for expert and project ownership discovery
- Glean Agents for multi-step task completion across applications
Pricing
Business — Contact for pricing
Enterprise — Custom pricing
Pros
- 100+ connectors provide the broadest enterprise application coverage
- Permission-aware results prevent accidental information exposure
- Agents extend from search to action across connected applications
Cons
- Enterprise-only pricing with no self-serve option for smaller teams
- Full value requires connecting all company applications, which takes time
Best AI answer engine for real-time research with citations
Perplexity
Perplexity is an AI answer engine that combines real-time web search with large language model reasoning to deliver cited, up-to-date answers rather than relying on static training data alone. Every r...
AI Models
Proprietary Perplexity modelsClaude Opus 4.6GPT-4oSonar models
Key Features
- Real-time web search with numbered, clickable source citations
- Focus modes for academic, Reddit, YouTube, and domain-specific search
- Deep Research for multi-step autonomous investigative reports
- Follow-up question handling with persistent conversation context
- API access for integrating real-time search AI into applications
Pricing
Free — $0/month
Pro — $20/month
Max — $200/month
Enterprise — Custom pricing
Pros
- Real-time citations make every answer verifiable and trustworthy
- Deep Research produces multi-hour research reports autonomously
- Pro tier offers exceptional value versus competing research tools
Cons
- Search-augmented approach can miss nuanced reasoning on niche topics
- Web content quality directly affects response accuracy