Build on the AI-Ready Knowledge Graph
Everything you need to connect, query, and build applications on Fluree — from quickstart guides to API reference to open-source tools.
Quickstart
Zero to first query in 5 minutes. Connect a data source, run a query, see results.
Start the QuickstartFluree Solo
Free serverless knowledge graph. No infrastructure. Full Intelligence Stack included.
Create Free AccountMCP Server
Connect any LLM to your knowledge graph via Model Context Protocol. Claude, ChatGPT, any MCP client.
Set Up MCPOrganized by what you’re trying to accomplish
Not by product name.
Connect Your Data
- • Connector setup guides for top 20 sources
- • PostgreSQL, Salesforce, S3, Snowflake
- • File upload (CSV, JSON, PDF, Parquet)
Query Your Graph
- • SPARQL reference
- • FlureeQL syntax
- • REST API reference
- • Natural language query setup
Build AI Applications
- • MCP server configuration
- • LangChain integration
- • LlamaIndex connector
- • Agent framework patterns
Model Your Data
- • Ontology creation guide
- • ITM taxonomy management
- • Schema design patterns
- • JSON-LD / RDF primer
Secure Your Data
- • Access policy configuration
- • Role-based access control
- • Audit trail & compliance
- • Data-centric security guide
Deploy & Operate
- • Docker deployment
- • Cloud deployment (AWS, Azure, GCP)
- • Monitoring & scaling
- • Backup & recovery
Fluree DB v3.0
The core knowledge graph database engine.
fluree-3.0-linux-x64.tar.gzfluree-3.0-macos-arm64.tar.gzfluree-3.0-macos-x64.tar.gzdocker pull fluree/server:3.0Quick start
docker run -p 8090:8090 fluree/server:3.0MCP Server
Connect any MCP-compatible AI client to your Fluree knowledge graph.
fluree memory mcp-installWorks with Claude Desktop, ChatGPT, Amazon Bedrock, Cursor, and any MCP-compliant framework.
SDKs & Libraries
npm install @fluree/sdkpip install fluree-sdkMaven: com.fluree/fluree-sdkpip install fluree-langchainpip install fluree-llamaindexPrevious versions: github.com/fluree/db/releases · License: AGPL v3 (open source) or commercial license.
Ontology Builder
Visually design and export JSON-LD ontologies for your knowledge graph. Drag-and-drop classes, properties, and relationships. Export as JSON-LD, Turtle, or OWL.
Try itKnowledge Graph Builder
Build and explore knowledge graphs interactively. Add entities, create relationships, run queries, and visualize your graph — all in the browser.
Try itChat with Our Codebase
Ask questions about Fluree’s source code and get AI-powered answers grounded in the actual codebase. Understand architecture decisions and explore the code without cloning.
Try itLLM Accuracy Benchmark
Comparing GraphRAG vs traditional vector RAG — measuring answer accuracy, hallucination rates, and provenance quality across LLM-powered Q&A.
4× improvement in zero-shot accuracy. 95%+ with semantic enrichment.
Read the BenchmarkRDF Performance Benchmark
Performance benchmarks for Fluree’s SPARQL query engine — insert throughput, query latency, and scalability across standard RDF workloads.
Read the BenchmarkUpcoming
GraphRAG vs. Neo4j benchmark (Q2 2026) · Fluree vs. GraphDB performance comparison (Q2 2026)
Discord
Join 800+ developers building with Fluree. Real-time help from the engineering team.
Join DiscordFluree Labs Blog
Technical deep-dives from the engineering team. FlureeQL vs SPARQL, immutable architectures, semantic RAG.
Read the Labs BlogREST API Preview
/fluree/queryExecute a SPARQL or FlureeQL query/fluree/transactWrite data to the knowledge graph/fluree/datasetList available datasets/fluree/healthHealth checkStart Building.
Fluree Solo is free. The docs are comprehensive. The Discord is active. The MCP server takes 30 seconds to configure. What are you building?