Qdrant
Databases Free key (no card)
AuthenticationFree key (no card)
Rate limit1 free cloud cluster (1 GB RAM) free forever.
Documentation: qdrant.tech ยท Checked Sep 18, 2026
About
Qdrant is an Apache-2.0 vector database written in Rust, built for agent memory and semantic search at speed. The free cloud tier gives you a 1 GB cluster free forever with no card required, and you can self-host the whole thing free.
Details
Free to start. You may need a free key, but no credit card.
Auth: Free key (no card)
Rate limit: 1 free cloud cluster (1 GB RAM) free forever.
Verified: 2026-09-18
Best for: developer
Setup
- Sign up at cloud.qdrant.io and create a free cluster.
- Copy the cluster URL and API key from the dashboard.
- Create a collection, upsert vectors, and search by similarity.
Example
PUT https://YOUR-CLUSTER.cloud.qdrant.io:6333/collections/my_collection --header "api-key: YOUR_API_KEY"Use cases
- Agent memory
- Semantic search
- RAG pipelines