Weaviate
Weaviate is an artificial intelligence company in worldwide, Netherlands, founded in 2019. It has raised $67.7M across 3 rounds, most recently a $50.0M Series B in April 2023.
The AI-native open-source vector database
- Headquarters
- worldwide
- Employees
- 51–200
- Founded
- 2019
- Business Model
- B2B
- Website
- weaviate.io
- Total Funding
- $67.7M
- Last Round
- $50.0M Series BApr 2023
- Rounds
- 3
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 3 funding rounds and 5 investors for this company. The full record is or through the API.
About
Weaviate is an open-source, cloud-native vector database that enables semantic search, retrieval-augmented generation (RAG), and AI-native application development at scale. It stores both objects and vector embeddings, combining vector similarity search with structured filtering, hybrid search, and built-in reranking. Weaviate supports automatic vectorization via integrated models (OpenAI, Cohere, HuggingFace) or direct import of pre-computed embeddings. Founded in 2019 in Amsterdam, Netherlands by Bob van Luijt and Etienne Dilocker as SeMI Technologies, backed by Index Ventures, Battery Ventures, and NEA.
Summary
It lists 51–200 employees. It has raised $67.7M in total across 3 rounds, most recently a $50.0M Series B round in Apr 2023. Investors include New Enterprise Associates, Index Ventures and Cortical Ventures.
Tech & App Stack
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Funding History
Apr 2023
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Funding: Seed through Series B. Amounts, valuations, and investors where available.
Investors
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