Free alternatives to Pinecone

Pinecone's own row in our catalog: Pinecone Starter plan: Up to 2 GB storage, 2M write units/month, 1M read units/month, 5 indexes, 100 namespaces/index. Verified 2026-09-16. Full caveats.

Free API paths in our catalog from other providers:

• Qdrant Cloud free cluster (Qdrant): 1 free cluster forever: 0.5 vCPU, 1 GB RAM, 4 GB disk, single node — plus free Cloud Inference with selected models. Verified 2026-09-16. Full caveats.
• Weaviate Cloud free tier (Weaviate): Perpetual free tier (no longer a 14-day sandbox): 100,000 objects, 1 GB memory, 10 GB disk, 1 collection with up to 3 tenants, 2,000 embedding requests/day, 1,000 Query Agent requests/month. Verified 2026-09-16. Full caveats.
• Supabase Free plan (Postgres + pgvector) (Supabase): 2 active projects, 500 MB database, shared CPU with 500 MB RAM, unlimited API requests, 50,000 monthly active users, 5 GB egress plus 5 GB cached egress, 1 GB file storage. Verified 2026-09-16. Full caveats.

Not affiliated with Pinecone or any provider named here; names are their owners' marks.