kitio.aiNeo4j vs Lettria
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Neo4j starts at See pricing page and Lettria starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- AuraDB managed graph database
- Aura Agent
- Graph analytics
- GraphRAG support
- MCP integration
- Self-managed edition
- Document parsing
- Ontology generation
- Text-to-graph conversion
- GraphRAG retrieval
- Perseus developer tool
| Feature | Neo4j | Lettria |
|---|---|---|
| Best for | Graph database and knowledge layer for GraphRAG and AI agents | GraphRAG and ontology tools for regulated industries |
| Category | Data & analytics | Data & analytics |
| Pricing model | Freemium | Paid |
| Starting price | See pricing page | See pricing page |
| Free plan | Yes | No |
| Made by | Neo4j | Lettria |
| Based in | United States | France |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Neo4j starts at See pricing page and Lettria starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
AuraDB Free
Free
- For learning and exploring
- All graph tools
- No credit card
AuraDB Professional
From $0.09/GB/hour
- Min. 1 GB instance
- Up to 128 GB memory
- Daily backups, 7-day retention
AuraDB Business Critical
From $0.20/GB/hour
- Min. 2 GB instance
- 99.95% uptime SLA
- 24x7 support
- Multi-zone availability
AuraDB Virtual Dedicated Cloud
Contact sales
- Dedicated environment
- VPC isolation
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Neo4j
- Free AuraDB tier to learn on
- Runs on all three major clouds
- Good fit for connected data and GraphRAG
- Usage-based pricing is hard to predict
- Graph modeling has a learning curve
- Enterprise tiers need sales contact
Lettria
- Answers are traceable to source documents
- Targets regulated sectors
- Business experts can review ontologies
- Pricing is sales-led
- Needs ontology and graph know-how
- Heavy for simple document search
Which one should you choose?
Choose Neo4j if you want:
- Free AuraDB tier to learn on
- Runs on all three major clouds
- Good fit for connected data and GraphRAG
Watch out: usage-based pricing is hard to predict.
Choose Lettria if you want:
- Answers are traceable to source documents
- Targets regulated sectors
- Business experts can review ontologies
Watch out: pricing is sales-led.
Neo4j vs Lettria FAQ
What is the difference between Neo4j and Lettria?
Neo4j: Graph database and knowledge layer for GraphRAG and AI agents. Lettria: GraphRAG and ontology tools for regulated industries. Both are data & analytics tools.
Is Neo4j or Lettria cheaper?
Neo4j starts at See pricing page and Lettria starts at See pricing page. Check both pricing pages for current plans.
Do Neo4j and Lettria have free plans?
Neo4j: Yes. Lettria: No.
Who makes Neo4j?
Neo4j is made by Neo4j, based in United States.
Who makes Lettria?
Lettria is made by Lettria, based in France.
Which should I choose, Neo4j or Lettria?
Choose Neo4j if you value free auradb tier to learn on and runs on all three major clouds. Choose Lettria if you value answers are traceable to source documents and targets regulated sectors.