# Amazon Neptune vs Neo4j

| Attribute | Amazon Neptune | Neo4j |
|---|---|---|
| **Vioscale score** | 44.9 (56% (medium)) | 49.7 (70% (medium)) |
| activity.commits_last_30d | - | 3 |
| adoption.dependent_repos | - | 1,698 |
| adoption.github_stars | - | 17,141 |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A cloud-based graph database that scales serverlessly and analyzes relationships across structured and unstructured data. Designed to improve AI application accuracy through integrated GraphRAG capabilities and support for agentic memory tools. | Neo4j is a graph database designed to organize and query connected data using a native graph model. It provides an intuitive query language and tools for discovering patterns and relationships across complex, interconnected datasets. |
| features.capabilities | `{"workload":"both","deployment":"managed","distributed":"sharded","graph_model":"multi_model","licence_class":"proprietary","vector_search":true,"query_language":"Gremlin, openCypher, SPARQL","replication_ha":true,"full_text_search":"none","standard_support":true,"acid_transactions":"full"}` | `{"storage":"native","workload":"both","consistency":"strong","distributed":"clustered","graph_model":"property_graph","licence_class":"source_available","vector_search":true,"query_language":"Cypher","replication_ha":true,"full_text_search":"built_in","standard_support":true,"acid_transactions":"full"}` |
| integrations.count | 2 | 5 |
| integrations.list | `[{"name":"Amazon Bedrock Knowledge Bases"},{"name":"Strands AI Agents SDK"}]` | `[{"name":"Spring Framework"},{"name":"GraphQL"},{"name":"StepZen"},{"name":"Apache Kafka"},{"name":"Apache Spark"}]` |
| language.primary | - | Java |
| license.spdx | - | GPL-3.0 |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":false,"name":"On-demand","summary":"Pay-as-you-go with no commitments","features":["No minimum fees","No upfront commitments","Flexible configuration"],"description":"Pay-as-you-go pricing with no minimum fees or upfront commitments","contactSales":false},{"free":false,"name":"Serverless","summary":"Serverless with automatic scaling","features":["Automatic scaling","No minimum fees","No upfront commitments"],"description":"Automatically scales graph workloads with no minimum fees or upfront commitments","contactSales":false},{"free":false,"name":"Database Savings Plans","summary":"Usage-based savings plan with 1-year commitment","features":["Savings vs. on-demand","1-year commitment"],"commitment":"annual","description":"Flexible pricing model offering savings in exchange for commitment to specific usage over 1-year term","contactSales":false},{"free":false,"name":"Neptune Analytics","summary":"Per m-NCU-hour billing with pause option","features":["Fast analytics on billions of connections","In-memory storage","Optimized graph algorithms","Low-latency queries","Vector search","Pause/resume capability"],"description":"Analytic database engine for fast analytics over graph data. Billed per m-NCU (each m-NCU = 1 GB memory + compute/networking for 1 hour). Pause capability costs 10% of normal compute price.","contactSales":false}],"summary":"Pay-as-you-go pricing with on-demand, serverless, and savings plan options. No minimum fees or upfront commitments for on-demand/serverless.","currency":"USD","freeTier":false,"sourceUrl":"https://aws.amazon.com/neptune/","retrievedAt":"2026-08-01T15:15:07.725Z","billingPeriods":["hour","month","year"]}` | `{"type":"freemium","summary":"Free tier and community edition available; commercial managed and self-hosted options","freeTier":true,"sourceUrl":"https://neo4j.com","retrievedAt":"2026-08-14T21:52:51.087Z"}` |
| pricing.free_tier | no | yes |
| pricing.model | commercial | commercial |
| pricing.price_level | unknown | low |
| pricing.transparent | yes | no |
| release.cadence_days | - | 2 |
| release.history | - | `[{"url":"https://github.com/neo4j/neo4j/releases/tag/3.3.0-beta01","date":"2017-09-15T12:28:27Z","type":"prerelease","version":"3.3.0-beta01"},{"url":"https://github.com/neo4j/neo4j/releases/tag/3.2.0-alpha08","date":"2017-04-11T08:47:47Z","type":"stable","version":"3.2.0-alpha08"},{"url":"https://github.com/neo4j/neo4j/releases/tag/3.1.0","date":"2016-12-13T07:40:12Z","type":"stable","version":"3.1.0"},{"url":"https://github.com/neo4j/neo4j/releases/tag/3.1.0-M12-beta2","date":"2016-10-24T21:41:30Z","type":"prerelease","version":"3.1.0-M12-beta2"},{"url":"https://github.com/neo4j/neo4j/releases/tag/3.1.0-BETA1","date":"2016-10-22T01:28:20Z","type":"prerelease","version":"3.1.0-BETA1"},{"url":"https://github.com/neo4j/neo4j/releases/tag/3.1.0-M10","date":"2016-10-22T01:31:06Z","type":"prerelease","version":"3.1.0-M10"},{"url":"https://github.com/neo4j/neo4j/releases/tag/3.1.0-M09","date":"2016-10-22T01:32:47Z","type":"prerelease","version":"3.1.0-M09"},{"url":"https://github.com/neo4j/neo4j/releases/tag/3.0.6","date":"2016-10-22T01:30:15Z","type":"stable","version":"3.0.6"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.3.7","date":"2016-10-22T01:32:04Z","type":"stable","version":"2.3.7"},{"url":"https://github.com/neo4j/neo4j/releases/tag/3.0.0-RC1","date":"2016-04-16T00:31:05Z","type":"prerelease","version":"3.0.0-RC1"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.2.7","date":"2015-11-16T00:19:03Z","type":"stable","version":"2.2.7"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.3.1","date":"2015-11-21T00:07:23Z","type":"stable","version":"2.3.1"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.3.0","date":"2015-11-21T00:03:17Z","type":"stable","version":"2.3.0"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.2.6","date":"2015-11-16T00:14:55Z","type":"stable","version":"2.2.6"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.2.5","date":"2015-09-04T08:54:59Z","type":"stable","version":"2.2.5"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.2.4","date":"2015-09-04T08:53:33Z","type":"stable","version":"2.2.4"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.2.3","date":"2015-06-24T16:41:08Z","type":"stable","version":"2.2.3"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.3.0-M02","date":"2015-06-23T17:12:47Z","type":"prerelease","version":"2.3.0-M02"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.2.2","date":"2015-05-21T22:23:52Z","type":"stable","version":"2.2.2"},{"url":"https://github.com/neo4j/neo4j/releases/tag/2.3.0-M01","date":"2015-05-19T13:55:35Z","type":"prerelease","version":"2.3.0-M01"}]` |
| reliability.sla_pct | - | 99.95 |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | yes |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.scorecard | - | 4.4 |
| security.vulnerabilities | - | `{"count":4,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.neo4j%3Aneo4j&per_page=100","last_12m":2,"max_severity":"CRITICAL"}` |

## Capabilities (Graph Databases)

| Capability | Amazon Neptune | Neo4j |
|---|:--:|:--:|
| **Model** |  |  |
| Graph model | Multi-model | Property graph |
| Query language(s) | Gremlin, openCypher, SPARQL | Cypher |
| **Transactions** |  |  |
| ACID transactions | Full | Full |
| Consistency model | - | Strong |
| **Architecture** |  |  |
| Storage | - | Native graph |
| Distributed / scale | Sharded | Clustered |
| Replication / HA | ✓ | ✓ |
| OLTP vs OLAP | Both | Both |
| **Deployment** |  |  |
| Deployment | Managed | - |
| **Search** |  |  |
| Full-text search | None | Built-in |
| Built-in vector search | ✓ | ✓ |
| **Licensing** |  |  |
| Licence class | Proprietary | Source-available |
| **Portability** |  |  |
| openCypher / TinkerPop standard | ✓ | ✓ |

*Source: Vioscale. Generated 2026-09-01T17:35:51.488Z. "-" = undocumented, not absent.*