MCP server

ReactionMetric MCP

io.github.7l7/reactionmetric-mcp

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

Five-trial reaction-time summary and links to browser-based reaction tests.

Website

At a glance

Type

MCP server

Publisher

Not verified

Status

Working at last check

Tools

2

Token cost

About 204 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

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 reactionmetric-mcp https://reactionmetric.com/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.reactionmetric-mcp]
url = "https://reactionmetric.com/mcp"

Gemini CLI

{"mcpServers":{"reactionmetric-mcp":{"httpUrl":"https://reactionmetric.com/mcp"}}}

Cursor

{"mcpServers":{"reactionmetric-mcp":{"url":"https://reactionmetric.com/mcp"}}}

VS Code

{"servers":{"reactionmetric-mcp":{"type":"http","url":"https://reactionmetric.com/mcp"}}}

Antigravity

agy mcp add reactionmetric-mcp https://reactionmetric.com/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":"reactionmetric-mcp","server_url":"https://reactionmetric.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"reactionmetric-mcp","server_url":"https://reactionmetric.com/mcp"}

Tools

• find_reaction_test ~84 tokens
  Find the matching ReactionMetric browser test page.
• summarize_reaction_trials ~120 tokens
  Calculate a transparent median of five user-supplied valid browser-observed reaction times in milliseconds; no calibration or population percentile claims.

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• GitHub tools
• GitHub and code hosting

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