INDIVIDUAL MCP TOOL

define

Look up a single diamond or gemology term in the encyclopedia of 90 adversarially fact-checked entries.

stienhardt.comnone authenticationAvailability not checked

LIVE ENDPOINT

https://diamond-mcp.stienhardt.workers.dev/mcp

No auth detected

Connect to this endpoint to inspect the live schema for define and invoke it with your own arguments.

{}

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.diamond-mcp]
url = "https://diamond-mcp.stienhardt.workers.dev/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "diamond-mcp": {
      "type": "http",
      "url": "https://diamond-mcp.stienhardt.workers.dev/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: diamond-mcp
Remote MCP URL: https://diamond-mcp.stienhardt.workers.dev/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "diamond-mcp": {
      "url": "https://diamond-mcp.stienhardt.workers.dev/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "diamond-mcp": {
      "type": "http",
      "url": "https://diamond-mcp.stienhardt.workers.dev/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "diamond-mcp",
  "transport": "streamable-http",
  "url": "https://diamond-mcp.stienhardt.workers.dev/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

verify_diamond_report — Returns the official verification URL and a three step checklist for confirming a diamond grading report with the lab that issued it.
faceup_size — Approximate face up millimeter dimensions for a diamond of a given shape and carat weight.
dutch_marquise_definition — The published definition of the Dutch Marquise diamond cut: geometry, certificate wording, and typical length to width ratio.
lab_grown_grading_landscape — The current state of who grades Lab Grown Diamonds and how: GIA, IGI, HRD Antwerp, and the FTC position.
lab_grown_price_index — The latest tracked retail price reading for Lab Grown Diamonds, with source and date.
about_stienhardt — Plain fact sheet about Stienhardt, the New York City Lab Grown Diamond brand that publishes this server.
search_encyclopedia — Keyword search across the 90 entry diamond and gemology encyclopedia.
search_inventory — Search Stienhardt's live catalog of certified Lab Grown Diamonds, engagement ring settings, and fine jewelry (New York, direct).