MCP server

Stack Gems Official

com.stackgems/catalog

Checked 25 Oct 2026, 20:29 UTC · Connected to it and listed its tools

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Website

At a glance

Type

MCP server

Publisher

stackgems.com (verified by the MCP Registry)

Status

Working at last check

Tools

5

Token cost

About 770 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

25 Oct 2026, 20:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http catalog https://stackgems.com/api/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.catalog]
url = "https://stackgems.com/api/mcp"

Gemini CLI

{"mcpServers":{"catalog":{"httpUrl":"https://stackgems.com/api/mcp"}}}

Cursor

{"mcpServers":{"catalog":{"url":"https://stackgems.com/api/mcp"}}}

VS Code

{"servers":{"catalog":{"type":"http","url":"https://stackgems.com/api/mcp"}}}

Antigravity

agy mcp add catalog https://stackgems.com/api/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"catalog","server_url":"https://stackgems.com/api/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"catalog","server_url":"https://stackgems.com/api/mcp"}

Tools

• best_for ~150 tokens
  Ranked shortlist for a use case or category (e.g. "vector database", "coding agents", "auth", "mcp"), free and open source first, each with verdict and Catch. Falls back to search when no list matches.
• get_alternatives ~114 tokens
  Free and open-source alternatives to a tool from the same category, with verdict and Catch. Works for any slug in the catalog.
• get_gem ~105 tokens
  Full Stack Gems review of one tool by slug: what is good, the Catch, verdict, license, repo health, plus links to its best-of list and alternatives.
• list_categories ~77 tokens
  The catalog vocabulary: stacks (categories), best-of lists with counts, and the tag vocabulary with counts. Use the slugs as filters in search_gems.
• search_gems ~324 tokens
  Search the Stack Gems catalog of reviewed developer tools. Matches name, tagline, verdict, Catch, subcategory and tags. Filters combine with AND. Returns verdict and the first sentence of the Catch for each hit.

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