PromptFiling — UK company deadlines for Grok
uk.co.promptfiling/deadlines
Free Companies House deadline checks for UK companies: due dates, penalties, dormancy signals.
client:Grok
transport:streamable-http
tools:2
Install PromptFiling — UK company deadlines in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"deadlines": {
"type": "http",
"url": "https://mcp.promptfiling.co.uk/"
}
}
}Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs