How do I connect Onetool MCP Server to Claude?

Run `claude mcp add onetool-mcp -- npx -y skills add https://github.com/beycom/onetool-mcp --skill ot-ref --agent claude` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.

Is Onetool MCP Server free?

The listed licence is GPL-3.0. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.

What can Onetool MCP Server do?

Onetool MCP Server documents 24 tools to the agent, including arch, brave, chrome_util. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.

Onetool MCP

Unclaimed

by beycom

🧿 One MCP for developers - no tool tax, no context rot. 100+ tools including Brave, Google, Context7, Excalidraw, AWS, Version Checker, Excel, File Ops, Database, Playwright, Chrome DevTools and many more.

Set up this server

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01 / Choose your client

02 / Before you connect

Authentication is not specified. Check the project instructions before connecting.

Install the runtime required by the project and make it available to your client.

Project instructionsEnvironment variable names (optional)

Use names from the project instructions, separated by commas. Enter names only, never secret values.

03 / Add the configuration

Source: generated from public install instructions

claude mcp add --transport stdio 'onetool-mcp' -- 'npx' '-y' 'skills' 'add' 'https://github.com/beycom/onetool-mcp' '--skill' 'ot-ref' '--agent' 'claude'

Run in your terminal after replacing any placeholders.

04 / Check it in your client

Open your client’s MCP settings and confirm the server connects and lists its tools. A copied configuration does not confirm a working connection.

llmmcpmcp-servermcp-toolspythonclaudeclaude-codemodel-context-protocol

Is this your MCP server?

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Security profile

Claimed and verified servers get a weekly static scan that shows what the code can reach: external services, environment variables, shell commands, agent configuration folders, plus any dependencies with known advisories. Claim this listing to get one. How the security profile works

24 of 24 tools

Documented tools (24)

From project documentation. A server handshake does not verify each tool’s description or behavior.

arch

generate, validate, bundlesolution, …

brave

search, news, image, video, searchbatch

chrome_util

highlightelement, guideuser, …

context7

search, doc

convert

pdf, word, powerpoint, excel, auto

db

query, schema, tables, sample

diagram

renderdiagram, batchrender, gettemplate, …

excel

read, write, formula, createtable, … (24 tools)

file

read, write, edit, grep, slice, toc, … (16 tools)

ground

search, dev, docs, reddit, searchbatch

knowledge

search, ask, write, related, … (15 tools)

localhist

save, diff, restore, autosavestart, … (15 tools)

mem

write, search, ask, history, rollback, … (31 tools)

ot

help, tools, stats, status, result, … (18 tools)

ot_forge

createext, validateext

ot_llm

transform, transformfile

ot_secrets

set, encrypt, audit, rotate, … (8 tools)

ot_servers

enable, disable, restart, status

ot_timer

start, stop, elapsed, list, clear

package

pypi, npm, version, audit, models

play_util

highlightelement, guideuser, …

ripgrep

search, count, files, types

tavily

search, research, extract, searchbatch, …

webfetch

fetch, fetchbatch

Tool change history

Compared across complete checks of the same configuration. Tools were listed, not invoked. Input-schema changes are not measured here.

No complete tool checks yet.

FAQ

Questions about Onetool MCP Server

How do I connect Onetool MCP Server to Claude?: Run `claude mcp add onetool-mcp -- npx -y skills add https://github.com/beycom/onetool-mcp --skill ot-ref --agent claude` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.
Is Onetool MCP Server free?: The listed licence is GPL-3.0. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.
What can Onetool MCP Server do?: Onetool MCP Server documents 24 tools to the agent, including arch, brave, chrome_util. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.