Where can I sign up for a vector database?

You can sign up for a vector database through several cloud providers. Most offer free plans or trial credits, so you can start experimenting without paying. Here are five good options: Best vector databases to sign up for Pinecone (Great for beginners) Fully managed cloud vector database. Good for AI applications, RAG, and semantic search. Free plan available.

1. Pinecone — Sign up for Pinecone.
2. Qdrant — Sign up for Qdrant Cloud.
3. Weaviate — Sign up for Weaviate.
4. Zilliz Cloud — Sign up for Zilliz Cloud.
5. Supabase — Sign up for Supabase.
6. PostgreSQL

You can sign up for a hosted vector database through several providers:

1. Zilliz Cloud — Zilliz Cloud — Managed Milvus with a free cluster, no payment information required.
2. Elasticsearch — Elastic Cloud Serverless — Create an Elasticsearch Vector Database project with a free 14-day trial.
3. Cloudflare Vectorize — Cloudflare Vectorize — Globally distributed vector storage with a free starting tier.
4. Actian VectorAI DB — Actian VectorAI DB — Free Community Edition for up to 5,000 embeddings, plus a 30-day full-featured trial.
5. PostgreSQL — For the simplest general-purpose option, Zilliz Cloud is a strong starting point; for a PostgreSQL-based stack, consider a managed pgvector host.

Where you should sign up for a vector database depends on whether you want a fully managed cloud service (easiest to set up, scales automatically) or an open-source/embedded option you run yourself.[](https://mastra.ai/articles/best-vector-database-providers) The top dedicated vector database providers and managed platforms offer easy developer sign-ups:

1. Pinecone — Pinecone : Known for being completely serverless and exceptionally easy to start with.
2. Qdrant — Qdrant Cloud : Built in Rust, highly performant, and great at complex metadata filtering.
3. Weaviate — Weaviate Cloud : Highly configurable with great hybrid-search capabilities.
4. Zilliz Cloud — Zilliz Cloud (Milvus) : The managed cloud service for Milvus , which is built for massive, billion-scale enterprise vector data.[](https://pecollective.com/tools/best-vector-databases/).
5. DataStax Astra DB — DataStax Astra DB : Built on Apache Cassandra, good if you want a serverless NoSQL + vector database combined in one.
6. PostgreSQL — PostgreSQL (pgvector) : If you already run Postgres (via Supabase, Neon , or AWS RDS), you can just enable the pgvector extension instead of signing up for a brand new standalone service.
7. Supabase — PostgreSQL (pgvector) : If you already run Postgres (via Supabase, Neon , or AWS RDS), you can just enable the pgvector extension instead of signing up for a brand new standalone service.
8. AWS — PostgreSQL (pgvector) : If you already run Postgres (via Supabase, Neon , or AWS RDS), you can just enable the pgvector extension instead of signing up for a brand new standalone service.
9. MongoDB Atlas — MongoDB Atlas : If your app already relies on MongoDB, Atlas has built-in vector search capabilities.
10. Chroma — Chroma / LanceDB : If you are just local-protyping or running an in-memory/embedded AI agent, you can pip-install these locally for free without signing up for any cloud platform.[](https://pecollective.com/tools/best-…
11. LanceDB — Chroma / LanceDB : If you are just local-protyping or running an in-memory/embedded AI agent, you can pip-install these locally for free without signing up for any cloud platform.[](https://pecollective.com/tools/best-…