Glean vs Grok: Which AI agent is better?
Compare pricing, AI models, integrations, security posture, pros, cons, and buyer fit before choosing the right AI productivity agent for your workflow.
Verdict: Glean vs Grok
Pick Glean if you need ai-powered enterprise workplace search across slack, gdrive, jira, and 100+ apps. Pick Grok if you need real-time information and social media intelligence.
Glean supports 3 models.
Glean integrates with 13 platforms.
Glean
Glean is the leading enterprise AI work assistant — a search-and-answer engine that indexes your company's entire content footprint (Slack, Google Drive, Confluence, Notion, Jira, GitHub, Salesforce, ...
- Indexes 100+ enterprise apps with permission-aware retrieval
- Glean Assistant: chat with your company's entire knowledge
- Glean Protect: real-time DLP + sensitive-data classification
- Glean Agents: build custom AI workflows on company data
- Cross-app search results sorted by personal relevance
- Permission-aware retrieval — no data-leakage risk across employees
- 100+ integrations cover most enterprise stacks out of the box
- Cited answers ground AI in your actual company knowledge (not hallucinated)
- Premium pricing — typical mid-market commitments start ~$30-50/employee/year
- Sales-led with no transparent pricing or self-serve trial
Grok
Grok is X's AI assistant ranked #4 on the a16z Top 100 Gen AI Apps list, with a 40% usage jump in July 2025 following the release of Grok 4. Built by xAI, Grok differentiates itself through real-time ...
- Real-time access to X posts and trending discussions
- DeepSearch for multi-step web and social media research
- Aurora image generation within conversations
- Direct, less filtered conversational style
- Breaking news and current event analysis
- Real-time X integration provides unmatched current event awareness
- Direct conversational style preferred by users wanting candid responses
- DeepSearch synthesizes research across web and social media
- Best features tied to X Premium subscriptions
- Social media focus may not suit enterprise or academic use cases
Who should buy this
Glean
- Mid-market or enterprise CIO / CTO consolidating internal AI search
- Knowledge worker drowning in Slack threads + scattered docs across 20+ apps
- IT / security org wanting AI search WITH permission enforcement (not retroactive cleanup)
- SMBs and startups (cost prohibitive — ChatGPT Team or Notion AI fit better)
- Teams not on a sprawling app stack (Glean shines with 10+ data sources)
Enterprise per-employee licensing — typically $30-50/employee/year (mid-market) to $100+/employee/year (large enterprise). Glean Protect + Agents are additional.
Verified 2026-05-03
Capabilities at a glance
| Capability | Glean | Grok |
|---|---|---|
| 100+ enterprise app integrations | — | |
| Permission-aware retrieval | Inherits source ACLs | — |
| Cited / sourced AI answers | — | |
| Glean Protect (DLP + sensitive-data) | Add-on | — |
| Glean Agents (custom workflows) | Add-on | — |
| Slack / Teams native apps | — | |
| Public API | — | |
| On-prem / self-hosted | VPC deployment for select customers | — |
Security & compliance
| Standard / control | Glean | Grok |
|---|---|---|
| SOC 2 | Type II | — |
| ISO 27001 | — | |
| HIPAA | — | |
| GDPR | — | |
| SSO / SAML | — | |
| RBAC | — | |
| Audit logs | — | |
| Trains on customer data | No | — |
What users say
Glean
Plaid, Pinterest, Redis, Zapier, Databricks, Webflow, Grammarly, Duolingo, WealthSimple, Citi, Intuit, Samsung, Booking.com, Instacart, Zillow, Rivian, Samsara
Frequently asked questions
What AI models do Glean and Grok use?+
Glean runs on GPT-4 family, Claude family, Glean proprietary retrieval models. Grok runs on Grok 4, Aurora.
What is the main difference between Glean and Grok?+
Glean is positioned as best ai-powered enterprise workplace search across slack, gdrive, jira, and 100+ apps, while Grok is positioned as best for real-time information and social media intelligence. Pick the one whose strength aligns with your primary use case.
Which has better integrations, Glean or Grok?+
Glean integrates with Slack, Microsoft Teams, Google Drive, Notion and 9 more. Grok integrates with X (Twitter), Web search, iOS app, Android app.
What are the main weaknesses of Glean and Grok?+
Glean's main drawback: premium pricing — typical mid-market commitments start ~$30-50/employee/year. Grok's main drawback: best features tied to x premium subscriptions.
Are Glean and Grok worth it in 2026?+
Both remain competitive productivity options in 2026. Glean stands out for permission-aware retrieval — no data-leakage risk across employees. Grok stands out for real-time x integration provides unmatched current event awareness. Choose based on which trade-offs fit your workflow and budget.