Best MCP Servers for Vector Databases (May 2026)

Nerq found 252 MCP servers for vector databases, ranked below by GitHub stars and weighted compliance score across 52 global AI jurisdictions. The top-ranked MCP server for vector databases is pmbstyle/Alice with 227 stars and a trust score of 72/100. MCP servers for vector databases: store, search, and manage embeddings for RAG and semantic search.

Last updated: May 01, 2026 | 252 servers in this category | Data from Nerq

Top 20 MCP Servers for Vector Databases

#	Name	Stars	Trust	Author	License	Description
1	pmbstyle/Alice	227	B 72	Unknown	N/A	Alice is a voice-first desktop AI assistant application built with Vue.js, Vite, and Electron. Advan
2	mcp-server-qdrant	1,206	B 72	qdrant	N/A	This agent implements an official Qdrant Model Context Protocol server in Python.
3	Ollqd	0	B 71	guttbuster	Apache-2.0	📚 Index codebases and docs into Qdrant with Ollama embeddings, enabling AI assistants to search code
4	elvismdev/mem0-mcp-selfhosted	14	B 71	elvismdev	N/A	Self-hosted mem0 MCP server for Claude Code. Run a complete memory server against self-hosted Qdrant
5	Archive-Agent	57	B 70	shredEngineer	N/A	An intelligent file indexer with AI search and OCR.
6	ai-online-store	0	C 70	0xmrninja197	N/A	An AI tool for e-commerce with interactive dashboards and smart search tools.
7	OpenScout	0	C 70	boxcalfdevelopmentallearning748	N/A	OpenScout is a RAG system that retrieves, ranks, and synthesizes web content for concise answers.
8	jeffvato-ultimate-n8n-stack	0	C 70	daner-itz	N/A	Automate workflows for efficient data management and AI services.
9	LnYo-Cly/ai4j	387	C 69	Unknown	N/A	一款JavaSDK用于快速接入AI大模型应用，整合多平台大模型，如OpenAi、智谱Zhipu(ChatGLM)、深度求索DeepSeek、月之暗面Moonshot(Kimi)、腾讯混元Hunyuan
10	JM-Lab/spring-ai-playground	177	C 69	Unknown	N/A	A self-hosted web UI that simplifies AI experimentation and testing for Java developers. It provides
11	AperturePlus/augmented-codebase-indexer	79	C 69	Unknown	N/A	Semantic level code search/indexer with tree-sitter parsing, Qdrant vector store, and Typer/FastAPI
12	trieve	2,600	B- 69	devflowinc	N/A	All-in-one platform for search, recommendations, RAG, and analytics offered via API
13	bobmatnyc/mcp-vector-search	14	C 68	Unknown	N/A	CLI-first semantic code search with MCP integration. Modern, fast, and intelligent code search power
14	memory-vault	0	C 68	mairaj-ameena-coder	N/A	MCP server for Claude to access and save coding sessions with ChromaDB.
15	promptbook-mcp	0	C 67	shoaibraza123	N/A	Store, search, and organize AI prompts with RAG-powered semantic search.
16	litegraphdb/litegraph	92	C 67	Unknown	N/A	Lightweight graph database with relational, vector, and MCP support, designed to power knowledge and
17	pinecone-io/pinecone-mcp	52	C 67	Unknown	N/A	Connect your Pinecone projects to Cursor, Claude, and other AI assistants
18	cornelcroi/context-lens	19	C 66	Unknown	N/A	Semantic search knowledge base for MCP-enabled AI assistants. Index local files or GitHub repos, que
19	mcp-apple-notes-2	0	C 66	russellelliott	N/A	Apple Notes storage and analysis system with MCP server and vector database integration.
20	mcp-server-weaviate	161	C 66	weaviate	N/A	MCP (Model Context Protocol) server for Weaviate

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About MCP Servers for Vector Databases

MCP servers for vector databases: store, search, and manage embeddings for RAG and semantic search. Nerq tracks 252 MCP servers in the vector databases category, each assessed against 52 global AI regulations including the EU AI Act, US state AI laws (California SB53, Colorado SB205), UK AI Bill, and more. Compliance scores are weighted by jurisdiction penalty severity — jurisdictions with higher fines (like the EU AI Act at up to €35M) have more impact on the score than voluntary frameworks.

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