pgvector (Supabase/Neon) vs Pinecone
pgvector keeps vectors beside your relational data in one ACID Postgres (no sync). Pinecone isolates and scales vector-only with serverless RUs. Under 10M vectors pgvector on Supabase/Neon or Hetzner VPS is 5–10× cheaper.
Monthly Cost Across Realistic Benchmarks
RAG Prototype · 100k×1536 fp32
Supabase Vector (pgvector): $25.00/mo Pinecone Serverless: $2.17/mo
Cheaper: Pinecone ServerlessMid Scale · 1M×768 INT8
Supabase Vector (pgvector): $25.00/mo Pinecone Serverless: $9.00/mo
Cheaper: Pinecone ServerlessLarge · 5M×768 INT8 10M queries
Supabase Vector (pgvector): $25.03/mo Pinecone Serverless: $85.43/mo
Cheaper: Supabase Vector (pgvector)