Tools MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 2 144 installs a week from npm. Last commit 7 Nov 2026.
Web production tools for AI agents: contrast, JP text, WebP, JSON-LD, slugs, dates and 40+ more
We read the source, 8 h ago · rules 995398eba69f
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
const child = spawn(process.execPath, [join(here, 'server.mjs')], {
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add tools-mcp -- npx -y @first-ch/tools-mcp
{
"mcpServers": {
"tools-mcp": {
"command": "npx",
"args": [
"-y",
"@first-ch/tools-mcp"
]
}
}
}
[mcp_servers.tools-mcp]
command = "npx"
args = ["-y", "@first-ch/tools-mcp"]
{
"mcpServers": {
"tools-mcp": {
"command": "npx",
"args": [
"-y",
"@first-ch/tools-mcp"
]
}
}
}
{
"servers": {
"tools-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@first-ch/tools-mcp"
]
}
}
}
Optional settings from the registry entry, left out of the block above:
FIRSTCH_TOOLS_USAGE_LOG (Optional. Path to a local JSONL file for opt-in usage logging. No logging when unset), FIRSTCH_APPS_BASE_URL (Optional. Base URL for the app_* tools (default https://apps.first-ch.com). For testing only), MARP_CHROME_PATH (Optional. Path to a Chrome/Chromium executable used by marp_render for PDF output. Auto-detected on common paths when unset; PDF is skipped (HTML still returned) if none is found).
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Answers built from our own checks of this server.