Microcap MCP

ИИ-агент строит, считает и рисует аналоговые схемы в Micro-Cap 12. Русский · English. It runs locally over stdio via the published package.

People who work with Microcap and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in Python.

VERIFIED ACTIVE

LAST COMMIT 2026-07-26 · ★ 2 · #212 OF 255 MAINTAINED BROWSER AUTOMATION · VERIFIED 2026-09-18

MIT · Python servers · how we verify → /methodology

01 · Install Microcap MCP

before you install - you'll need

MICROCAP_HOME

Environment variables documented in the project's README - it lists which are required and which have defaults.

Claude Code

claude mcp add monoxide-xen-microcap-mcp -- uvx microcap-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "monoxide-xen-microcap-mcp": {
      "command": "uvx",
      "args": [
        "microcap-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 2026-07-26 - young repo, little track record yet

license MIT - declared in the repository

pypi package microcap-mcp - check the name against the project README before installing (PyPI has no namespace ownership)

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

03 · Who maintains Microcap MCP

microcap-mcp is maintained by monoxide-xen. It's the only MCP server we track from this author; the repo dates to Jul 2026.

04 · Facts

repository: github.com/monoxide-xen/microcap-mcp
category: browser automation - ranked #212 of 255 actively-maintained browser automation servers as of 2026-09-18.
registry: io.github.monoxide-xen/microcap-mcp (active, first published 2026-07-26)
packages: pypi:microcap-mcp

05 · Microcap MCP FAQ

What is Microcap MCP?

ИИ-агент строит, считает и рисует аналоговые схемы в Micro-Cap 12. Русский · English. It runs locally over stdio via the published package.

Is Microcap MCP still maintained?

Yes - as of 2026-09-18, its last commit was 2026-07-26. We re-verify nightly.

How do I install Microcap MCP?

Run `uvx microcap-mcp`. The README documents one environment variable (MICROCAP_HOME) to set first. You can also paste the ready-made client config above.

Does Microcap MCP run locally?

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

06 · Alternatives to Microcap MCP

Alternatives to Microcap MCP

Maintained browser automation servers if Microcap MCP isn't the fit.

Pairs well with

Servers that cover what Microcap MCP doesn't - only shown when the pairing reason fits the companion.

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