Humanpen MCP

English · 简体中文 · 日本語 Website · Pricing · Developer docs. Its 8 documented tools cluster into read & search, humanize, free, fix. It runs locally over stdio via the published package.

People connecting filesystem tools to Claude, Cursor, VS Code, or another MCP client. The project is written in JavaScript.

VERIFIED ACTIVE

LAST COMMIT 2026-08-12 · ★ 3 · #13 OF 34 MAINTAINED FILESYSTEM · VERIFIED 2026-08-25

Apache-2.0 · JavaScript servers · how we verify → /methodology

01 · Install Humanpen MCP

before you install - you'll need

HUMANPEN_API_KEY is optional or environment-specific per the README.

Claude Code

claude mcp add humanpen-humanpen-mcp -- npx -y humanpen-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "humanpen-humanpen-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "humanpen-mcp"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

repo age created 2026-08-02 - young repo, little track record yet

license Apache-2.0 - declared in the repository

npm package humanpen-mcp - unscoped; check the name against the project README before installing

registry namespace io.github.humanpen is GitHub-verified and matches the repo owner

03 · What Humanpen MCP can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

An agent gets 8 documented tools across read & search, humanize, free, including humanize_document, free_rehumanize, fix_citations, condense_document.

Capability map

Tools grouped from the project's README - what Humanpen MCP lets an agent do.

read & search

2 tools - e.g. Read a Turnitin or iThenticate AI Writing report: overall AI percentage and the flagged passages.; Credits remaining.

read_detection_report · get_credit_balance

Humanize

1 tool - e.g. Rewrite a .docx/.pptx to read as human-written and score lower on AI detectors. Optionally take a detection report to rewrite only its flagged passages. Length

humanize_document

Free

1 tool - e.g. Continue a finished humanize_document job for free: upload a fresh detection report for its result and only the still-flagged passages are rewritten. Once per j

free_rehumanize

Fix

1 tool - e.g. Convert in-text citations and the reference list to APA 7, MLA 9, Harvard, Chicago, IEEE, Vancouver, GB/T 7714, AMA, ACS or OSCOLA. Body text untouched.

fix_citations

Condense

1 tool - e.g. Shorten a .docx to a target word count, keeping structure and citations.

condense_document

Translate

1 tool - e.g. Translate .docx/.pdf/.pptx/.xlsx/.epub/.html/.txt between 12 languages, keeping layout.

translate_document

Check

1 tool - e.g. Look up a job and download its result.

check_job

Latest releases

v1.4.3 · 2026-08-12

One-click install for Claude Desktop - this release ships humanpen-mcp.mcpb: download it, drag it into Claude Desktop, and it prompts for your HumanPen API key on install. No Node setup, no JSON editing. · Also in this…

v1.4.0 · 2026-08-11

What's new · New tool free_rehumanize - continue a finished humanize_document job for free. Pass the job's id and a fresh detection report for its result, and only the still-flagged passages are rewritten, at no credit…

v1.3.0 · 2026-08-11

What's new · humanize_document gains per-passage word control: an optional segments array where each flagged passage carries its own min_words/max_words. Get the passage texts from read_detection_report and pass…

04 · Who maintains Humanpen MCP

humanpen-mcp is maintained by humanpen. It's the only MCP server we track from this author; the repo dates to Aug 2026.

05 · Facts

repository: github.com/humanpen/humanpen-mcp
category: filesystem - ranked #13 of 34 actively-maintained filesystem servers as of 2026-08-25.
release cadence: 4 releases in the last 90 days (latest 2026-08-12)
registry: io.github.humanpen/humanpen-mcp (active, first published 2026-08-11 · 3 versions)
packages: npm:humanpen-mcp

06 · Humanpen MCP FAQ

Is Humanpen MCP still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-12 and it shipped 4 releases in the last 90 days. We re-verify nightly.

What can Humanpen MCP do?

An agent gets 8 documented tools across read & search, humanize, free, including humanize_document, free_rehumanize, fix_citations, condense_document.

How do I install Humanpen MCP?

Run `npx -y humanpen-mcp`. The README documents one environment variable (HUMANPEN_API_KEY) to set first. HUMANPEN_API_KEY is optional or environment-specific per the README. You can also paste the ready-made client config above.

Does Humanpen MCP run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Humanpen MCP

Alternatives to Humanpen MCP

Maintained filesystem servers if Humanpen MCP isn't the fit.

More filesystem MCP servers · Office Agent NET · Filesystem Context · Filesystem MCP · Fcop · Virtual Filesystem

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