MCP server

Open Corporates

io.github.pipeworx-io/open-corporates

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

OpenCorporates MCP — Global company registry data (BYO key)

Working at last checkOfficial: pipeworx.io's GitHub account (pipeworx-io)About 27,031 tokens per request once connected45 tools

https://gateway.pipeworx.io/open-corporates/mcp

At a glance

Type: MCP server
Publisher: pipeworx.io (verified by the MCP Registry)
Status: Working at last check
Tools: 45
Token cost: About 27,031 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

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 open-corporates https://gateway.pipeworx.io/open-corporates/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.open-corporates]
url = "https://gateway.pipeworx.io/open-corporates/mcp"

Gemini CLI

{"mcpServers":{"open-corporates":{"httpUrl":"https://gateway.pipeworx.io/open-corporates/mcp"}}}

Cursor

{"mcpServers":{"open-corporates":{"url":"https://gateway.pipeworx.io/open-corporates/mcp"}}}

VS Code

{"servers":{"open-corporates":{"type":"http","url":"https://gateway.pipeworx.io/open-corporates/mcp"}}}

Antigravity

agy mcp add open-corporates https://gateway.pipeworx.io/open-corporates/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":"open-corporates","server_url":"https://gateway.pipeworx.io/open-corporates/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"open-corporates","server_url":"https://gateway.pipeworx.io/open-corporates/mcp"}

get_company ~268 tokens
Get full details for a specific company by jurisdiction and company number. Returns registration details, officers, filings, and industry codes. REQUIRES your own OpenCorporates API token via _apiKey — their public API is closed and keyless calls return 401. Example: get_company({jurisdiction:"us_de
search_companies ~266 tokens
Search global company registries by name across 140+ jurisdictions. Returns company name, jurisdiction, status, type, incorporation date, and registered address. REQUIRES your own OpenCorporates API token via _apiKey — their public API is closed and keyless calls return 401. For keyless global compa
search_officers ~194 tokens
Search company officers and directors by name. Returns officer name, position, company, start/end dates, and nationality. REQUIRES your own OpenCorporates API token via _apiKey — their public API is closed and keyless calls return 401. Example: search_officers({query:"Elon Musk", _apiKey:"..."})

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