Cognee vs LightOn
Which Knowledge Management AI tool is better in 2026?
Cognee
Open-source memory engine that turns scattered data into a knowledge graph for AI agents
LightOn
The retrieval and document-intelligence API for enterprise AI
Side-by-side
LightOn leads on both fronts — more capital raised ($12.6M) and a lower entry price than Cognee.
| Metric | Cognee | LightOn |
|---|---|---|
| Taglinei | Open-source memory engine that turns scattered data into a knowledge graph for AI agents | The retrieval and document-intelligence API for enterprise AI |
| Foundedi | 2024 | 2016🏆 |
| HQi | Berlin, Germany | Paris, France |
| Employeesi | 11-50 | 41🏆 |
| Neuron scorei | 64 | 68🏆 |
| Total fundingi | $7.5M | $12.6M🏆 |
| Latest roundi | Seed · Feb 2026 | IPO · Nov 2024 |
| Valuationi | — | $66M🏆 |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed🏆 |
| Free plani | ✓ | ✓ |
| Free triali | ✓ | ✓ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Open source | Free |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Cognee and LightOn.
| Capability | Cognee | LightOn |
|---|---|---|
| MCP support | ✗ | ✓ |
| Public API | ✓ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✓ |
| Free trial | ✓ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Cognee
- Newer company (2024)
🔵 Strengths of LightOn
- Has raised more capital ($12.6M vs $7.5M)
- Higher Neuron score (68 vs 64)
- More mature (2016)
Which should you choose?
Choose LightOn if price matters most — it starts at Free, which is friendlier for teams watching burn. Both Knowledge Management tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose LightOn if you want the most established option — it has raised $12.6M, 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
Cognee vs LightOn — which is better?
It depends on your priority. Cognee is the leaner option; LightOn is cheaper to start. See the side-by-side table above.
Is Cognee cheaper than LightOn?
No — LightOn's cheapest paid plan is Free, while Cognee's is Open source.
Do Cognee and LightOn offer free plans?
Cognee: Yes, has a free plan. LightOn: Yes, has a free plan.
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