Find the best vector databases for your workload
Start with the priced options, then check capabilities, limits and commitments. We do not score qualities we have not measured.
What this comparison covers
Managed cloud vector search indexes with cosine or dot-product similarity, metadata filtering, and standard index dimensions (384 to 1536 dims). High-availability production clusters or serverless units. Self-hosted deployments, on-prem clusters, and custom graph algorithms are excluded.
Evaluating 3 products from 3 published in this category. USD monthly equivalents, before tax. Features and service compatibility need separate evaluation.
- Stored vectors
- 1,000,000 vectors
- Search queries
- 500,000 queries / month
- Vector dimensions
- 1,536 dimensions
Choose the fit, then compare the bill
- Confirm the product supports your requirements. “Not modeled” does not mean a vendor cannot support them.
- Compare included usage, hard limits and paid extras at your expected volume.
- Account for annual commitments, migration effort and the exclusions shown below.
Priced options to evaluate
1 eligible products. Quote-only, expired and unsupported configurations are excluded from cost rankings.
Cloudflare Vectorize
Global distributed vector database integrated with Workers AI and zero egress fees.
$28.30 / month
Workers Paid + Vectorize
Official pricing · Checked 2026-10-08
Cost breakdown and exclusions
- Monthly subscription: $5.00
- Stored vector dimensions (10,000,000 included): $0.76
- Queried vector dimensions (50,000,000 included): $22.54
- Active-query estimate uses Cloudflare's published formula: (monthly queries + stored vectors) × dimensions. It assumes a constant stored vector count and dimension size for the month.
- Includes 10 million stored dimensions and 50 million queried dimensions per month. The $5 Workers subscription is shared with Workers and D1.
- Workers compute and Workers AI model inference tokens.
Workers Paid + Vectorize: $28.30/month at reference usage.
Questions before you decide
Which Vector databases product is cheapest?
Cloudflare Vectorize has a lowest modeled cost among the eligible products shown at reference usage. Ties share a rank. This is not a claim about every vendor or workload.