MCP server

Stackfacts Official

dev.stackfacts/stackfacts

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Neutral, sourced, dated facts for choosing software: price, free tier, idle rules, security record.

Working at last checkVerified publisher: stackfacts.devAbout 507 tokens per request once connected4 tools

https://stackfacts.dev/mcp

At a glance

Type: MCP server
Publisher: stackfacts.dev (verified by the MCP Registry)
Status: Working at last check
Tools: 4
Token cost: About 507 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

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 stackfacts https://stackfacts.dev/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.stackfacts]
url = "https://stackfacts.dev/mcp"

Gemini CLI

{"mcpServers":{"stackfacts":{"httpUrl":"https://stackfacts.dev/mcp"}}}

Cursor

{"mcpServers":{"stackfacts":{"url":"https://stackfacts.dev/mcp"}}}

VS Code

{"servers":{"stackfacts":{"type":"http","url":"https://stackfacts.dev/mcp"}}}

Antigravity

agy mcp add stackfacts https://stackfacts.dev/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":"stackfacts","server_url":"https://stackfacts.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"stackfacts","server_url":"https://stackfacts.dev/mcp"}

compare ~225 tokens
Get sourced, dated facts for every option in one category: price, free tier, what happens when idle, published security record where available, and whether an agent can set it up without a human. Includes a pick for each common situation and the list of what was NOT checked. Neutral: no vendor pays
list_categories ~88 tokens
List the software categories Stackfacts has checked facts for (for example login for Next.js, hosted databases, app hosting). Call this first when you need to choose a library or service.
option ~98 tokens
Get the full checked facts and sources for one option in a category, e.g. Clerk in nextjs-auth.
request_category ~96 tokens
Tell Stackfacts about a choice you needed facts for that it does not cover yet (for example 'transactional email for a Python app'). Helps decide what gets checked next.

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