Qdrant

DatabaseHosted serviceOpen source (Apache-2.0)

Qdrant is an open-source vector database written in Rust. You can self-host it or use Qdrant Cloud, and it supports hybrid and multi-stage queries.

Best for

Total 7.6 / 10

Retrieval quality & features (30%)8 / 10Hybrid and multi-stage queries.
Evidence:0029 (source: Qdrant)
Operational simplicity (20%)7 / 10Separate service to run.
Evidence:0028 (source: Qdrant)
Cost at MVP scale (20%)8 / 10Free 1 GB RAM tier forever.
Evidence:0028 (source: Qdrant)
Scale & performance (15%)7 / 10Vendor claim only.
Evidence:0028 (source: Qdrant)
Access control & data governance (5%)6 / 10
Evidence:0031 (source: Qdrant)
Openness (10%)8 / 10Apache-2.0, self-hostable.
Evidence:0030 (source: GitHub)

Total 7.5 / 10

Retrieval quality & features (25%)8 / 10
Evidence:0029 (source: Qdrant)
Operational simplicity (20%)7 / 10Managed or self-host; separate service to run.
Evidence:0028 (source: Qdrant)
Cost at MVP scale (20%)8 / 10Free 1GB RAM tier forever.
Evidence:0028 (source: Qdrant)
Scale & performance (15%)7 / 10Vendor claim only.
Evidence:0028 (source: Qdrant)
Access control & data governance (10%)6 / 10API keys/JWT; per-doc user filtering is DIY.
Evidence:0031 (source: Qdrant)
Openness (10%)8 / 10Apache-2.0, self-hostable.
Evidence:0030 (source: GitHub)

Separate system from your app DB; access control via API keys/JWT you must configure.0031 (source: Qdrant)
Free tier is a single small node.0028 (source: Qdrant)

Freemium

Free tier forever (single node, 1GB RAM / 4GB disk); Standard tier is usage-based; hybrid and private cloud options.0028 (source: Qdrant)0170 (source: Qdrant)

As of Oct 29, 2026. Check the vendor's page before buying.

Open source (Apache-2.0).0030 (source: GitHub)

Checked Oct 16, 2026.