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Pick up to three. Scores are curated estimates on a 0–10 scale. Lock-in: higher = worse.

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DimensionMotherDuckDuckDB (vector/extensions)
Overall8.48.0
Capability fit8.86.0
Price / performance8.69.5
Latency / reliability8.67.5
Developer & agent DX9.08.5
Privacy / data retention8.59.5
Lock-in risk (higher = worse)4.52.0
Maturity / track record8.28.8
PricingAs of 2026-10-24 (motherduck.com/product/pricing, fetched 2026-10-24): Lite $0 — 3 users, 2 service accounts, 10 GB, 10 Pulse hrs/mo. Business $250/org/mo + usage — 10 users, unlim…As of 2026-09-14: DuckDB is free MIT/open-source (local/embedded). Vector similarity via VSS + community extensions — not a hosted vector SaaS. MotherDuck is the hosted DuckDB ware…