Amazon Neptune vs Neo4j: which does AI recommend?

· ChatGPT Search and Google AI Mode

Based on every AI answer that names bothReviewed by

How we measure

AI summary

is paired with or and described as a mature property graph database with Cypher support; when answers name both, they list first almost always and recommend it far ahead.

Listed first when AI names both

Amazon NeptuneAmazon Neptune: 5%Neo4jNeo4j: 95% (Neo4j leads)

Recommended when named

Amazon NeptuneAmazon Neptune: 58%
Neo4jNeo4j: 100% (Neo4j leads)

Pick Neo4j for

  • Grounding enterprise agents Almost always
  • Queryable knowledge graphs Almost always
  • Unstructured text knowledge graphs Almost always

Topic by topic

Mentioned in, as a share of each topic’s answers

is ahead on free tier pricing limits; is ahead for generative-AI graph visualization and LLM knowledge graph databases.

Amazon Neptune named more1Neo4j named more2

Amazon Neptune named more

Neo4j named more

Only Neo4j is ranked in6

What people ask AI about Amazon Neptune and Neo4j

is listed first almost always for enterprise-agent knowledge graphs and knowledge graphs queried by a Large Language Model, and usually for generative-AI graph visualization and living knowledge graphs.

Amazon Neptune listed firstNeo4j listed first
  1. What's the best tool to build a knowledge graph that grounds an enterprise agent?Neo4j almost always first
  2. I need a knowledge graph that can be queried by a Large Language Model.Neo4j almost always first
  3. I want to build a knowledge graph from unstructured text and query it with an LLM. What's the best graph database and LLM integration?Neo4j almost always first
  4. What is the best vector, graph, or hybrid retrieval stack for enterprise agents that need accuracy?Neo4j almost always first
  5. I need a graph database visualization tool that works with generative AI exploration.Neo4j usually first
  6. We need a living knowledge graph of how support refunds, sales discounts, and engineering incidents are handled. What products solve this?Neo4j usually first

Who AI mentions first

Amazon Neptune listed firstNeo4j listed first

is listed first every month.

  1. JunAmazon Neptune listed first: 21%Neo4j listed first: 79%
  2. JulAmazon Neptune listed first: 4%Neo4j listed first: 96%
  3. AugAmazon Neptune listed first: 2%Neo4j listed first: 98%
  4. SepAmazon Neptune listed first: 0%Neo4j listed first: 100%

ChatGPT Search and Google AI Mode both list first almost always; every engine leans to by about the same margin.

  • ChatGPT SearchAmazon Neptune listed first: 6%Neo4j listed first: 94%
  • Google AI ModeAmazon Neptune listed first: 3%Neo4j listed first: 97%

Sources cited in the comparisons

Amazon Neptune favouredNeither favouredNeo4j favoured

Also named alongside Amazon Neptune and Neo4j

and also appear in many of these answers, while appears in about half.

  1. LlamaIndex44%
  2. LangChain44%
  3. Stardog37%
  4. Memgraph28%
  5. OpenAI20%
  6. Microsoft16%
  7. Tigergraph16%
  8. FalkorDB14%
  9. LangChain LangGraph13%
  10. Weaviate13%
  11. Ontotext12%
  12. Pinecone12%

Amazon Neptune vs Neo4j: common questions

Is Amazon Neptune better than Neo4j?
Neo4j is paired with LlamaIndex or LangChain and described as a mature property graph database with Cypher support; when answers name both, they list Neo4j first almost always and recommend it far ahead.
Do ChatGPT and Google AI Mode recommend Amazon Neptune or Neo4j?
ChatGPT Search and Google AI Mode both list Neo4j first almost always; every engine leans to Neo4j by about the same margin.
What are the alternatives to Amazon Neptune and Neo4j?
Stardog and Memgraph also appear in many of these answers, while LlamaIndex appears in about half.
When is Neo4j the better pick?
AI usually lists Neo4j first for: Grounding enterprise agents; Queryable knowledge graphs; Unstructured text knowledge graphs.

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