Agent Stack Directory MCP Server
Search, inspect and compare infrastructure tools for AI agents from a checked directory.
Agent Stack Directory is a Developer Tools MCP (Model Context Protocol) server: Search, inspect and compare infrastructure tools for AI agents from a checked directory. It is MIT-licensed and available as a hosted endpoint, so it works with no local install. It exposes 4 tools including search_tools, get_tool, compare, list_categories. Listed on MCP Collection since October 2026.
About Agent Stack Directory
Free, read-only MCP server for Agent Stack Directory, a checked, link-verified directory of 79 infrastructure tools for AI agents across 13 categories (cloud browsers, sandboxes, memory, search APIs, email, auth, payments, voice, observability, frameworks). Tools: search_tools, get_tool, compare, list_categories. No API key, no sign-in. Data is CC BY 4.0, code is MIT.
Agent Stack Directory tools (4)
Read from the live server on Oct 30, 2026. These are the tools your AI assistant can call once connected.
search_tools- Search Agent Stack Directory for AI agent infrastructure tools by keyword, with optional category and open-source filters. Omit query to list every tool in a category.
get_tool- Get the full listing for one tool by slug or name: summary, official site, open-source flag, last link check, and the alternatives in its category.
compare- Compare 2 to 4 tools side by side by slug or name. Returns a table, notable differences and the head-to-head page when one exists.
list_categories- List every category (layer of the agent stack) with its key, description and tool counts.
How to connect Agent Stack Directory to Claude, Cursor or VS Code
Agent Stack Directory runs as a hosted remote MCP server at https://agentstackdirectory.com/mcp. Add that URL to your MCP client's config (Claude Code, Cursor, Windsurf or VS Code) and the tools appear immediately, no install required.
{
"mcpServers": {
"agent-stack-directory": {
"url": "https://agentstackdirectory.com/mcp"
}
}
}Claude Code: claude mcp add --transport http agent-stack-directory https://agentstackdirectory.com/mcp. Servers that require OAuth or an API key will prompt on first use.
Agent Stack Directory FAQ
What is Agent Stack Directory?
Agent Stack Directory is a Model Context Protocol (MCP) server in the Developer Tools category. Search, inspect and compare infrastructure tools for AI agents from a checked directory. MCP servers expose tools that AI assistants like Claude can call during a conversation.
How do I use Agent Stack Directory with Claude or Cursor?
Agent Stack Directory runs as a hosted remote MCP server at https://agentstackdirectory.com/mcp. Add that URL to your MCP client's config (Claude Code, Cursor, Windsurf or VS Code) and the tools appear immediately, no install required.
Is Agent Stack Directory free to use?
Agent Stack Directory is published under the MIT license, so the software itself is free to run. Hosted or API-backed servers may have their own usage tiers; check the project homepage.
What tools does Agent Stack Directory provide?
Agent Stack Directory exposes 4 MCP tools: search_tools, get_tool, compare, list_categories. This list is read from the live server (last verified Oct 30, 2026).
Is the Agent Stack Directory MCP server online?
Yes. MCP Collection checks the endpoint every day; it last answered on Oct 30, 2026.
Where is the source code for Agent Stack Directory?
The source is at github.com/gmansystems/agent-stack-directory.