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Grok

SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index for Grok

com.spreadbench/ncsx

AI-infrastructure bond issuance-spread index (NCSX-IS): 13 bonds, 2 tiers, 14 free MCP tools.

client:Grok transport:streamable-http tools:14

Install SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index in Grok

.mcp.json (in your project root) 

{
  "mcpServers": {
    "ncsx": {
      "type": "http",
      "url": "https://spreadbench.com/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

What Grok can do once it is connected

SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index in other clients

SpreadBench NCSX-IS — AI Infrastructure Bond Issuance Spread Index MCP server