Side by side
Upstash Vector vs Vearch
Both stand on vector databases. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Choose Upstash Vector if you need a serverless database for vector search with metadata filtering, hybrid indexes, and developer integrations. The free tier has daily query/update and data limits; teams needing higher capacity, more dimensions, enterprise security, or dedicated support can consider the other plans, with Enterprise pricing available by contacting Upstash.
Visit Upstash VectorVearch offers vector search, filtering, replication, and multiple deployment paths, with client SDKs and framework integrations. Teams should account for the documented database deletion limit and the repository’s lack of a security policy and published advisories.
Visit VearchThe facts
| Upstash Vector | Vearch | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Web | API, Linux, Mac, Self-hosted |
| Lowest paid plan | See the plans | Free or on request |
| Plans published | 4 | 1 |
| Maker | Not published | Not published |
| Website | upstash.com | vearch.github.io |
| On vector databases | #18 of 27 | #14 of 27 |
Upstash Vector: what it does well
- Offers a REST API and SDKs for Python, TypeScript, Go, and PHP.
- Supports Euclidean distance, cosine similarity, and dot product.
- Metadata filters can narrow query results.
- Hybrid indexes combine semantic and exact-token search.
- Integrations cover Vercel AI SDK, LangChain, and LlamaIndex.
What to know first
- The Free plan allows 10K daily queries or updates.
- The Free plan is limited to 1,536 maximum dimensions.
- Pay as You Go storage costs $0.25/GB.
- Region availability varies by plan.
Vearch: what it does well
- Combines vector search with scalar filtering.
- Lists SDKs for Python, Go, Java, and Rust.
- Supports several deployment approaches.
- Licensed under Apache License, Version 2.0.
What to know first
- A database cannot be deleted while it contains a space.
- VisualSearch requires an image retrieval plugin.
- Repository has no SECURITY.md policy or published advisories.
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