Catalog/ № 047
Qdrant
shipRust-built open-source vector DB — fast, lean and easy to self-host.
qdrant.techVerified 2026-08-15
ledger entry · observed by @whysanesanders
The pragmatic vector DB pick: single binary, low resource footprint, predictable performance and a genuinely usable free cloud tier. Most RAG prototypes should start here.
Known limitations
- Fewer built-in retrieval features than Weaviate; bring your own reranking.
- Clustering and sharding maturity behind the incumbents.
- Smaller ecosystem and fewer integrations than Pinecone.
Facts
- pricing
- freemium1
- price note
- self-host free; managed cloud free tier, paid usage-based
- free tier
- yes
- open source
- yes
- api
- yes
- self-host
- yes
- category
- data
Sources
If we can't show the source, we don't print the number.
Same shelf — data
Consensus
data
Scientific search engine that answers questions with evidence from papers.
FREE TIER
freemiumfree tier; Premium from $10/mo
Elicit
data
AI research assistant that extracts structured data from academic papers.
FREE TIER
freemiumfree tier; Plus $11/mo, Pro $39/mo (billed yearly)
NotebookLM
data
Google's research notebook — grounded Q&A and audio overviews over your own sources.
FREE TIER
freemiumfree; Plus via Google AI Pro $20/mo