AI StackPicker

FAISS vs Qdrant (2026)

A neutral, data-driven comparison — live metrics, use-case guidance and FAQ to help you pick.

At a glance

FAISS ★40,308
Qdrant ★32,389
FAISS ⬇17,779,635
Qdrant ⬇23,963,183
FAISSQdrant
GitHub stars40,30832,389
PyPI downloads / mo17,779,63523,963,183
LicenseMITApache-2.0
Typelibrarydatabase
Self-hostableYesYes
Managed optionQdrant Cloud
Latest releasev1.14.3v1.18.2

Which should you choose?

Use-case guidance for this pair is coming soon. See the data above and the selection guide.

💡 Engineer's take: your hands-on notes from real usage go here — the one thing a data table cannot give a reader.

What they are

FAISS: A library for efficient similarity search and clustering of dense vectors.

Qdrant: Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

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