Best Claude Code mcp servers for ai & agent development on Rag (June 2026)

Connect to Weaviate vector database for semantic search, knowledge base management, and RAG workflows with vector embeddings

Interact with ChromaDB for semantic document search, metadata filtering, and persistent vector storage in RAG pipelines

Self-improving tool discovery for AI agents. Searches registries, installs MCP servers as subprocesses, and persists tool knowledge across sessions — no restarts needed.

MapRag: RAG-focused subregistry + MCP server to discover and route to retrieval-capable MCP servers using structured constraints and explainable ranking.

An MCP server implementation for 4EVERLAND Hosting enabling instant deployment of AI-generated code to decentralized storage networks like Greenfield, IPFS, and Arweave.

upload and manipulation of IPFS storage

MCP Server for Azure Data Lake Storage. It can perform manage containers, read/write/upload/download operations on container files and manage file metadata.

Create, modify, and delete different aspects of [Liveblocks](https://liveblocks.io) such as rooms, threads, comments, notifications, and more. Additionally, it has read access to Storage and Yjs.

A MCP built on Qiniu Cloud products, supporting access to Qiniu Cloud Storage, media processing services, etc.

A framework for creating multi-agent systems using MCP for coordinated AI collaboration, featuring task management, shared context, and RAG capabilities.

Intelligent learning sidecar for AI coding assistants. Helps developers learn from AI-generated code changes through interactive blocking quizzes and provides agents with persistent project-specific debugging memory using silent RAG tools. Features 56% token optimization and mul…

Unified MCP server for email across Gmail (REST API), Outlook (Microsoft Graph), iCloud, and generic IMAP/SMTP. 24 tools for search, send, organize, and batch-manage emails with built-in OAuth2 and encrypted credential storage.

Hands your AI an entire Discord server: 148 tools covering chat, moderation, automod, events, and full administration, up to building a complete community server from one paragraph. One-command guided setup, and every destructive action previews and waits for your confirmation.

MCP service for Tablestore, features include adding documents, semantic search for documents based on vectors and scalars, RAG-friendly, and serverless.

Python Streamable HTTP Server you can run locally to interact with [memvid](https://github.com/Olow304/memvid) storage and semantic search.

Firebase services including Auth, Firestore and Storage.

interact with Keboola Connection Data Platform. This server provides tools for listing and accessing data from Keboola Storage API.

PHP static analysis MCP server for architecture and maintainability. 11 tools exposing 60+ code quality metrics, problem detection, refactoring priorities, dependency graphs, git hotspots, test coverage, and impact analysis. Installable via Composer.

Semantic code indexer with GraphRAG knowledge graph. Index your codebase, search in natural language, and expose everything via MCP so AI agents understand architecture — not just files.

A JetBrains IDE plugin that exposes an MCP server, enabling AI coding assistants to leverage the IDE's indexing and refactoring capabilities (rename, safe delete, find references, call hierarchy, type hierarchy, diagnostics and more).

AI-native backend-as-a-service platform enabling AI agents to build and manage full-stack applications. Provides Auth, Database (PostgreSQL), Storage, and Functions as production-grade infrastructure, reducing MVP development time from weeks to hours.

Remote Storage Access: SFTP, S3, FTP, SMB, NFS, WebDAV, GIT, FTPS, gcloud, azure blob, sharepoint, etc.

Access any storage with Apache OpenDAL™

Korean & global crypto exchange routing, arbitrage signals, and x402 USDC micropayments for AI agents. 16 tools, 9 exchanges, 11 bridge coins.

Corporate debt structure data for AI agents. Search 250+ issuers, 5,000+ bonds with leverage ratios, seniority, covenants, guarantor chains, and FINRA TRACE pricing.

AI-powered trading bot platform. Create automated trading strategies with natural language via Alpaca brokerage.

Deterministic risk governance for crypto trading agents. 5-level policy engine with position sizing, leverage limits, and trade blocking. BTC + ETH. [](https://glama.ai/mcp/servers/likidodefi/riskstate-mcp)

Trade stocks and crypto on common brokerages (Robinhood, E*Trade, Coinbase, Kraken) via Trade Agent's MCP server.

Production-ready RAG platform combining Graph RAG, vector search, and full-text search. Best choice for building your own Knowledge Graph and for Context Engineering

Session memory, context health monitoring, reasoning quality, and truthfulness verification MCP server with 37 tools and tiered memory storage. `npx -y context-first-mcp`

Universal memory service providing semantic search, persistent storage, and autonomous memory consolidation

Persistent, searchable context storage across Claude Code sessions using SQLite FTS5. Save sessions with AI-generated summaries, two-tier full-text search, checkpoint recovery, and a web dashboard.

Self-hosted memory and governance layer for AI coding agents. 28 MCP tools with structured knowledge capture, hybrid search (semantic + BM25 + cross-encoder reranking), behavioral documentation nudges, cold-start codebase analyzer, and git-native storage. Single Docker container…

An MCP server implementation that provides tools for retrieving and processing documentation through vector search, enabling AI assistants to augment their responses with relevant documentation context

MCP server for RAGStack serverless knowledge bases. Search, chat with AI-generated answers, upload documents/media, scrape websites, and analyze metadata through an AWS-powered RAG pipeline (Lambda, Bedrock, S3, DynamoDB).

An Azure PaaS-hostable MCP server that provides a workspace-grounded knowledge graph for multiple developers using Azure Functions MCP triggers and Table storage.

RAG for PDFs, YouTube, GitHub repos, Discord exports; index documents and query with citations.

Local FAISS vector database for RAG with document ingestion (PDF/TXT/MD/DOCX), semantic search, re-ranking, and CLI tools for indexing and querying

Persistent intelligence infrastructure for agentic development that gives AI coding assistants cumulative memory and pattern learning. Hybrid TypeScript/Rust implementation with local-first storage using SQLite + SurrealDB for semantic analysis and incremental codebase understan…

Retrieve context from your [Ragie](https://www.ragie.ai) (RAG) knowledge base connected to integrations like Google Drive, Notion, JIRA and more.

LLM-driven context and memory management with wide-recall + precise-reranking RAG architecture. Features multi-dimensional retrieval (vector/timeline/knowledge graph), short/long-term memory, and complete MCP support (HTTP/WebSocket/SSE).

Privacy-first document search server running entirely locally. Supports semantic search over PDFs, DOCX, TXT, and Markdown files with LanceDB vector storage and local embeddings - no API keys or cloud services required.

Transform 17 source types (docs, GitHub repos, PDFs, videos, Jupyter, Confluence, Notion, Slack/Discord) into AI-ready skills and RAG knowledge. 35 MCP tools for scraping, packaging, enhancing, and exporting to vector databases (Weaviate, Chroma, FAISS, Qdrant). Supports 16+ tar…

Let AI tools like Cursor, VS Code, or Claude Desktop answer questions using your product docs. Biel.ai provides the RAG system and MCP server.

Lightweight local RAG MCP server for semantic vector search over markdown documents. Reduces token consumption by 40x with sqlite-vec and multilingual-e5-small embeddings. Supports filtered search by directory and filename patterns.

Cognitive memory for AI agents with Atkinson-Shiffrin memory model (STM/LTM/sensory register), semantic RAG, Ebbinghaus decay, trust scoring, and 76+ MCP tools.

Leverage AI-driven observability, security, and automation to analyze anomalies, logs, traces, events, metrics.

Add RAG-powered AI chat to any website with one command. Local vector store, multi-provider LLM (OpenAI/Anthropic/Gemini), self-contained chat server and embeddable widget.

An MCP server for accessing all of CustomGPT.ai's anti-hallucination RAG-as-a-service API endpoints.

An MCP server for accessing Vectara's trusted RAG-as-a-service platform.

Crawl websites into clean Markdown, search pages, and extract structured data with LLMs. Built-in MCP server for web research and RAG pipelines.

An MCP server for Apify's open-source RAG Web Browser Actor to perform web searches, scrape URLs, and return content in Markdown.

Extracts clean web content for RAG and provides Q&A about web pages.

"primitive" RAG-like web search model context protocol (MCP) server that runs locally. No APIs needed.

PDF extraction router with built-in MCP server. Classifies each page (digital, scanned, tables) and routes to the best backend (PyMuPDF, Docling, OCR, or optional LLM fallback). Per-page confidence scoring flags low-quality pages and auto-reextracts them — prevents silent RAG fa…

GXtract is a MCP server designed to integrate with VS Code and other compatible editors. It provides a suite of tools for interacting with the GroundX platform, enabling you to leverage its powerful document understanding capabilities directly within your development environment.

MCP server for AI agent for cybersecurity: automate assessment of documents, questionnaires & reports. Multi-format parsing, RAG knowledge base,Risks, compliance gaps, remediations.

Persistent, cross-session task management for Claude Code. 24 MCP tools, 7 skills, and agent coordination with event-sourced storage and per-project isolation.

W-2 event staffing for AI agents across 300+ US and Canadian markets. Brand ambassadors, registration, hospitality, setup/breakdown, ushers. Read-only data lookups for coverage, rates, lead-time guidance, and state compliance, plus an opt-in request_quote submission. No auth req…

Enterprise-grade Anki integration with natural language interaction, comprehensive note/deck management, and one-click MCPB installation. Built on NestJS with comprehensive test coverage.

Official Microsoft MCP server for Azure services including Storage, Cosmos DB, and Azure Monitor.

🎖️ 🦀 🏠 🍎 Local-first system capturing screen/audio with timestamped indexing, SQL/embedding storage, semantic search, LLM-powered history analysis, and event-triggered actions - enables building context-aware AI agents through a NextJS plugin ecosystem.

Some useful tools for developer, almost everything an engineer need: confluence, Jira, Youtube, run script, knowledge base RAG, fetch URL, Manage youtube channel, emails, calendar, gitlab