optuna/optuna-mcp

Integrates Metabase API with LLMs via MCP, acting as a bridge between analytics data and conversational AI.

An MCP server that enables natural language interaction with the arXiv API to retrieve scholarly article metadata, download PDFs, search the database, and load articles into LLM context.

A Model Context Protocol server providing read-only access to OpenSearch clusters for LLMs to inspect indices and execute queries.

Needle MCP Server organizes and stores documents, enabling powerful semantic search and retrieval for LLMs via Claude's Desktop Application, acting as long-term memory for RAG.

A Model Context Protocol (MCP) server that provides search and crawl functionality using Search1API.

An MCP server enabling natural language interaction with Excel files for reading, analyzing, visualizing, and writing data.