Weaviate
Open-source vector search platform with GraphQL API
Weaviate is an open-source vector database combining vector search with semantic operations. It provides GraphQL querying, built-in vectorisation, and production-ready scalability whilst maintaining the flexibility of open-source deployment.
| Pricing from | Free (open-source), Weaviate Cloud $99/month |
| Best for | Enterprises wanting open-source control with professional support options |
| Website | weaviate.io |
Company facts
| Headquarters | Amsterdam, NL |
| Social profiles | LinkedIn, X, YouTube, GitHub |
Facilities and features
- Published pricing
- Free plan
- Self-serve sign-up
- Integrations
- SOC 2
What stands out
The AI tool stores and searches high-dimensional vectors at any scale.
“Store, index, and search high-dimensional vectors at any scale. The foundation for search, RAG, and agents.”Weaviate, own website
The AI tool generates embeddings without requiring an external pipeline.
“Built-in vector generation from text, images, and more. No external embedding pipeline required.”Weaviate, own website
Strengths and trade-offs
- Complete transparency and customisability with open-source codebase
- Native GraphQL API simplifies complex queries
- Steeper learning curve than fully managed solutions
- Self-hosting requires more operational expertise
Appears in
RAG platforms for enterprises
1
Coveo92.02
Elastic92.03
Ragie92.0RANKINGfull ranking →AIVERIFIEDOpen-source RAG platforms
1
Dynamiq94.02
Genkit92.03
stdapi.ai92.0RANKINGfull ranking →AIVERIFIEDRAG platforms with a free plan
1
Pinecone94.02
SiliconFlow90.03Weaviate90.0RANKINGfull ranking →AIVERIFIEDRAG platforms with a free trial
1Ragie92.02stdapi.ai92.03
NeuralSeek90.0RANKINGfull ranking →AIVERIFIEDBest RAG platforms
1Pinecone94.02Ragie92.03Weaviate90.0RANKINGfull ranking →AI TOOLSTop 10 AI Search & Retrieval Engines
1Pinecone95.02Weaviate92.73
Milvus90.3RANKINGfull ranking →How Weaviate ranks
#3 in Best RAG platforms
How the score is made up: Evidence on its own site 20; How complete its published information is 18; Fit to this ranking's criteria 40; Buying information on its own site 12.
“Vector search, RAG, and memory - all in one open-source platform. Start building Documentation Trusted By AI Teams Platform Services”Weaviate, own website
#4 in Open-source RAG platforms
How the score is made up: Evidence on its own site 20; How complete its published information is 18; Fit to this ranking's criteria 40; Buying information on its own site 12.
“Vector search, RAG, and memory - all in one open-source platform.”Weaviate, own website
“Four core capabilities, one unified platform - deployment-agnostic and open source.”Weaviate, own website
#6 in RAG platforms for enterprises
How the score is made up: Evidence on its own site 20; How complete its published information is 18; Fit to this ranking's criteria 40; Buying information on its own site 12.
“Vector search, RAG, and memory - all in one open-source platform. Start building Documentation Trusted By AI Teams Platform Services”Weaviate, own website
“Prepaid contract For teams scaling AI in production who need predictable pricing and enhanced reliability.”Weaviate, own website
#3 in RAG platforms with a free plan
How the score is made up: Evidence on its own site 20; How complete its published information is 18; Fit to this ranking's criteria 40; Buying information on its own site 12.
“Vector search, RAG, and memory - all in one open-source platform.”Weaviate, own website
“Database Engram ✦ Always free Free Forever $0 /mo No credit card required A fully managed AI Database to explore Weaviate features.”Weaviate, own website
#5 in RAG platforms with a free trial
How the score is made up: Evidence on its own site 20; How complete its published information is 18; Fit to this ranking's criteria 40; Buying information on its own site 12.
“Vector search, RAG, and memory - all in one open-source platform.”Weaviate, own website
“Database Engram ✦ Always free Free Forever $0 /mo No credit card required A fully managed AI Database to explore Weaviate features.”Weaviate, own website
Alternatives to Weaviate
| Pinecone Managed vector database for semantic search at scale | #1 in Top 10 AI Search & Retrieval Engines | 95.0 |
| Milvus Open-source vector database engineered for scalable similarity search | #3 in Top 10 AI Search & Retrieval Engines | 90.3 |
 OpenSearchOpen-source search and analytics engine with vector capabilities | #4 in Top 10 AI Search & Retrieval Engines | 88.0 |
 QdrantVector search engine optimised for extended filtering and production workloads | #5 in Top 10 AI Search & Retrieval Engines | 85.7 |
| Elasticsearch | #6 in Top 10 AI Search & Retrieval Engines | 83.3 |
 ChromaEmbedding database purpose-built for LLM applications | #7 in Top 10 AI Search & Retrieval Engines | 81.0 |
Questions about Weaviate
How much does Weaviate cost?
Lister lists Weaviate's pricing as: Free (open-source), Weaviate Cloud $99/month.
Is Weaviate free?
Yes. Its pricing reads: Free (open-source), Weaviate Cloud $99/month.
Who is Weaviate best for?
Weaviate is best for enterprises wanting open-source control with professional support options.
Where does Weaviate rank?
Weaviate is ranked #2 in Top 10 AI Search & Retrieval Engines (Lister Score 92.7), #3 in RAG platforms with a free plan (Lister Score 90.0), #3 in Best RAG platforms (Lister Score 90.0), #4 in Open-source RAG platforms (Lister Score 90.0), #5 in RAG platforms with a free trial (Lister Score 90.0) and #6 in RAG platforms for enterprises (Lister Score 90.0).
What are the best alternatives to Weaviate?
The closest alternatives on Lister are Pinecone (#1 in Top 10 AI Search & Retrieval Engines), Milvus (#3 in Top 10 AI Search & Retrieval Engines) and OpenSearch (#4 in Top 10 AI Search & Retrieval Engines).
Where is Weaviate based?
Weaviate is headquartered in Amsterdam, NL.
Is this your company?
Claim Weaviate to suggest corrections to its listing (pricing, features, details) or ask about an enhanced profile. We review every claim before anything changes.