CompanyStack
by companystack.co.uk · uk.co.companystack/mcp
UK company data: search, officers, owners, shareholders, filed accounts, new companies, KYB checks.
- Category
- Search and web data
- Connection
- Remote (HTTP)
- Tools
- Shown after sign-in
- Status
- Online, needs sign-in
Connect it to your AI
Claude Code
claude mcp add --transport http mcp https://api.companystack.co.uk/mcpClaude, ChatGPT, Cursor and other apps
Add it as a custom connector with this URL (Streamable HTTP):
https://api.companystack.co.uk/mcpThis server expects extra headers, usually an API key from its maker.
Cursor, VS Code and other apps (mcp.json)
{
"mcpServers": {
"mcp": {
"url": "https://api.companystack.co.uk/mcp"
}
}
}Questions
What is the CompanyStack MCP server?
UK company data: search, officers, owners, shareholders, filed accounts, new companies, KYB checks. It is made by companystack.co.uk and listed in the official MCP Registry as uk.co.companystack/mcp. MCP (Model Context Protocol) is the open standard that lets AI apps like Claude, ChatGPT and Cursor use outside tools.
How do I add CompanyStack to Claude?
In the Claude app or claude.ai, open Settings, then Connectors, choose "Add custom connector" and paste https://api.companystack.co.uk/mcp. In Claude Code, run: claude mcp add --transport http mcp https://api.companystack.co.uk/mcp
How do I add CompanyStack to ChatGPT?
ChatGPT can use remote MCP servers as connectors. In ChatGPT settings, under Apps and Connectors, turn on developer mode if asked, create a new connector and paste https://api.companystack.co.uk/mcp.
How do I add CompanyStack to Cursor?
Open Cursor settings, go to MCP, choose "Add new MCP server" (or edit ~/.cursor/mcp.json) and add: { "mcpServers": { "mcp": { "url": "https://api.companystack.co.uk/mcp" } } }
Does CompanyStack work right now?
It is online and asks you to sign in before it lists its tools, which is normal for servers tied to an account.
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Markdown (GitHub README)
[](https://chen.media/mcp/uk-co-companystack-mcp)HTML (switches to dark mode on its own)
<a href="https://chen.media/mcp/uk-co-companystack-mcp"><picture><source media="(prefers-color-scheme: dark)" srcset="https://chen.media/mcp/badge/uk-co-companystack-mcp.svg?theme=dark"><img src="https://chen.media/mcp/badge/uk-co-companystack-mcp.svg" alt="Listed on chen.media/mcp" height="40"></picture></a>More in Search and web data
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