The Market Calendar for Grok
tech.marketcalendar/seasonality
Market seasonality by day, window and month for S&P 500, Nasdaq, Dow, Bitcoin, gold and oil.
client:Grok
transport:streamable-http
tools:8
Install The Market Calendar in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"seasonality": {
"type": "http",
"url": "https://marketcalendar.tech/mcp"
}
}
}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