Weaviate Cloud (WCS) vs MongoDB Atlas Vector Search pricing
Across 3 benchmark workloads, Weaviate Cloud (WCS) prices lower in 2 of 3 — by up to ~57% at parity scenarios. It bills serverless capacity, so small workloads stay cheap. Both are compared on identical USD-normalized footprints; verify current rates via each row's provenance date in the full tool.
Monthly Cost Across Realistic Benchmarks
RAG Prototype · 100k×1536 fp32
Weaviate Cloud (WCS): $25.00/mo MongoDB Atlas Vector Search: $58.40/mo
Cheaper: Weaviate Cloud (WCS)Mid Scale · 1M×768 INT8
Weaviate Cloud (WCS): $25.00/mo MongoDB Atlas Vector Search: $58.40/mo
Cheaper: Weaviate Cloud (WCS)Large · 5M×768 INT8 10M queries
Weaviate Cloud (WCS): $62.30/mo MongoDB Atlas Vector Search: $58.40/mo
Cheaper: MongoDB Atlas Vector Search