"Accessing the OpenAI API" matching MCP servers:

A TypeScript-based MCP server that implements a simple notes system, providing resources for accessing notes via URIs, tools for creating notes, and prompts for generating summaries.

Enables Claude to control the AI Coach desktop pet, making the mascot react to the conversation, accept care, show messages, act out activities, preview local files, and manage user memos.

Exposes a Notion-synced AI OS as read-only MCP tools, enabling MCP-compatible AI clients to search the vault, fetch page contents, list projects, and check project statuses without scraping public links.

Provides tools for accessing Granola meeting transcripts and AI-generated notes, including listing recent documents, retrieving notes/transcripts, and searching by title.

Unofficial MCP server for accessing and managing TimeTree calendar data, including events, memos, and comments, with secure email/password authentication.

Enables AI agents to use Obsidian vaults as persistent, bidirectional knowledge workspaces with wikilink/backlink resolution, structured frontmatter/tag indexing, task aggregation, and Obsidian Headless Sync.

A read-only MCP server for accessing Quillink notes, folders, and tags, enabling AI tools like Claude to search, retrieve, and list notes and related metadata. Requires a Pro Quillink plan and supports OAuth or personal access token authentication.

MCP server to interact with Obsidian via the Local REST API community plugin.

Unofficial Notion MCP server built on Notion's private API (token_v2 cookie). Gives LLM agents full read/write access to the entire workspace — no integration token and no per-page sharing.

Integrates with Slite's API to search, retrieve, create, and edit notes via the MCP protocol.

A bridge server that allows LLM tools to interact with an Obsidian vault through a local REST API, enabling file operations, note management, and metadata access through natural language.

Enables AI agents to query and interact with Google NotebookLM notebooks to retrieve citation-backed information. It provides tools for listing notebooks, accessing source data, and asking natural language questions.

Enables interaction with HackMD via its API to manage personal and team notes. It supports listing, reading, creating, updating, and deleting notes, as well as accessing user history and profile information.

A simple notes system that allows creating, storing, and accessing text notes through MCP resources and tools, with prompt support for generating summaries of all stored notes.

An MCP server with RAG capabilities that provides AI clients secure access to local notes, documents, web pages, and task management tools for developer operational tasks. Features file operations, web scraping with content cleaning, and personal knowledge corpus search functionality.

Enables interaction with the Capacities.io note-taking API via MCP, supporting operations like searching content, saving weblinks, and appending to daily notes.

Provides full CRUD capabilities over Notion pages, databases, and content blocks, enabling natural language search, creation, and modification of Notion data.

Provides LLM clients with persistent memory tools for searching, reading, creating, and updating notes, retrieving backlinks, listing recent notes, and managing tasks using self-hosted MySQL storage.

Enables LLMs to interact with Obsidian vaults via the Local REST API plugin for comprehensive note management, file operations, and vault navigation. It supports creating and editing notes, executing Obsidian commands, and performing advanced searches using Dataview queries.

Enables Claude to read local OneNote notebooks via the Windows desktop COM API, including text from pasted screenshots, while keeping all data on the machine.