Vector databases: cheapest modeled plans
Eligible plans ordered by monthly equivalent at the workload below. A low subscription fee alone does not establish the cheapest total.
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
Cost ranking at this workload
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.