Glean vs Notion AI
Which Agents AI tool is better in 2026?
Glean
Work AI for the entire enterprise
Notion AI
Connected AI workspace
Side-by-side
| Glean | Notion AI | |
|---|---|---|
| Tagline | Work AI for the entire enterprise | Connected AI workspace |
| Founded | 2019 | 2013 |
| HQ | Palo Alto, US | San Francisco, US |
| Employees | 500-1000 | 501-1000 |
| Total funding | $750M | $343M |
| Latest round | Series F · Jun 2025 | Series C · Oct 2021 |
| Valuation | $7.2B | $10B |
| Cheapest paid plan | Pricing not disclosed | Plus · $10/mo |
| Free plan | ✗ | ✓ Free |
| Free trial | ✗ | ✓ |
| Top tier price | Pricing not disclosed | Business · $20/mo |
| Pricing summary | Enterprise · Contact sales | 4 published plans |
| Categories |
Capability matrix
Developer-facing capabilities and access signals for Glean and Notion AI.
| Capability | Glean | Notion AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 4 (Python, TypeScript, Java, Go) | 1 (JavaScript) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✓ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Glean
- Has raised more capital ($750M vs $343M)
- Newer company (2019)
🔵 Strengths of Notion AI
- Higher Neuron score (70 vs 56)
- Offers a free plan
- Offers a free trial
- Lower starting price ($8/mo)
Which should you choose?
Choose Notion AI if price matters most — it starts at Free · From $8/mo, which is friendlier for teams watching burn. Both AI Agents tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Glean if you want the most established option — it has raised $750M, suggesting more runway for enterprise features, support, and long-term roadmap. For mission-critical workflows or larger teams, that stability often outweighs a lower monthly price.
Frequently asked questions
Glean vs Notion AI — which is better?
It depends on your priority. Glean has raised more capital and is the more established option; Notion AI is cheaper to start. See the side-by-side table above.
Is Glean cheaper than Notion AI?
No — Notion AI's cheapest paid plan is Plus · $10/mo, while Glean's is Enterprise · Contact sales.
Do Glean and Notion AI offer free plans?
Glean: Paid only. Notion AI: Yes, has a free plan.
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