Vector databases for RAG and agents
All Vector databases
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Know when vector databases for RAG and agents change their prices
Agents we’ve just listed and every plan whose price changed.
Databases that store embeddings and find the closest matches, for retrieval and agent memory.
What the 2 offer
YesNo
Each cell is one database
AgentVendor's priceMCP serverAPIOpen sourceSelf-host
Pinecone
+MCP ?API ~OPEN ~SELFFree, then $20 a month
- Yes: yes
- Not stated: not stated
- Partly: partly
- Partly: partly
theagentsindex.com · All 2 vector databases for RAG and agents we list.
AgentAPIFreeMCPKeyOpenSelf
Pinecone
?API +FREE +MCP ~KEY ~OPEN ~SELF- Not stated: not stated
- Yes: yes
- Yes: yes
- Partly: partly
- Partly: partly
- Partly: partly
Qdrant
?API +FREE +MCP +KEY +OPEN +SELF- Not stated: not stated
- Yes: yes
- Yes: yes
- Yes: yes
- Yes: yes
- Yes: yes
Each answer is read from the agent's own docs and pricing pages. How we check →
theagentsindex.com · 2 agents in this ranking, sheets checked by 29 October 2026.theagentsindex.com/listings.json
No agent meets every filter.
Questions buyers ask
Which database here costs the least?
All 2 have a free plan: Pinecone and Qdrant.
When were these prices checked?
On 29 October 2026, each read on the maker's own pricing page.
Sources and method
Listed A to Z. How we check
Every price here was read on the maker's own pricing page.
- Pinecone: pinecone.io/pricing, checked 29 October 2026