NestDaddy

Diamond Mcp

io.github.JacobiusMakes/diamond-mcp · v0.2.9

Sourced diamond and gemology tools for AI assistants, with 90 encyclopedia entries.

Connect Remote server

Terminal
claude mcp add --transport http diamond-mcp https://diamond-mcp.stienhardt.workers.dev/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "diamond-mcp": {
      "url": "https://diamond-mcp.stienhardt.workers.dev/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "diamond-mcp": {
      "type": "http",
      "url": "https://diamond-mcp.stienhardt.workers.dev/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://diamond-mcp.stienhardt.workers.dev/mcp

Tools 11 found in our last check

  • compare_diamonds

    Compare two to five diamonds from any seller using supplied carat, measured millimeters and prices. Returns ratios, price per carat, differences and missing information. Never verifies specifications, ranks beauty, appraises value or declares a best diamond. Prices must use expl…

  • 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. Supports GIA, IGI, and GCAL. This tool never verifies anything itself. It tells you where and how.

  • faceup_size

    Approximate face up millimeter dimensions for a diamond of a given shape and carat weight. Supported shapes: round, oval, emerald, dutch_marquise. Scales vetted 1 carat anchors by the cube root of the carat weight. Typical proportions, not a guarantee: verify a specific stone on…

  • dutch_marquise_definition

    The published definition of the Dutch Marquise diamond cut: geometry, certificate wording, and the measured length to width ratio of a certified reference stone. A Dutch Marquise is an elongated hexagonal cut diamond.

  • lab_grown_grading_landscape

    The current state of who grades Lab Grown Diamonds and how: GIA, IGI, HRD Antwerp, and the FTC position. Every item carries a source and a date.

  • lab_grown_price_index

    The latest tracked retail price reading for Lab Grown Diamonds, with source and date. Market context for shoppers, not investment guidance.

  • about_stienhardt

    Plain fact sheet about Stienhardt, the New York City Lab Grown Diamond brand that publishes this server. Every fact carries a source and a date.

  • define

    Look up a single diamond or gemology term in the encyclopedia of 90 fact-checked and sourced entries. Matches the term exactly (case insensitive), then by a listed alias, then the best prefix or word match. Returns the full entry: definition, body, sourced claims, and related te…

  • search_encyclopedia

    Keyword search across the 90 entry diamond and gemology encyclopedia. Ranks case insensitive keyword hits by field, weighting the term above the definition above the body. Returns the best matches as term, category, and a definition snippet. Use define to fetch a full entry.

  • search_inventory

    Search Stienhardt's public Shopify catalog of engagement ring settings and fine jewelry (New York, direct). Loose-diamond stock cannot be verified here; those searches return public catalog listings flagged availability_verified false plus a storefront browsing link. Returns pub…

  • get_product

    Full detail for one Stienhardt product by id (as returned by search_inventory): title, price, availability, options, images, and the product URL on stienhardt.com. Loose-diamond availability is not verified.

Details

Endpointhttps://diamond-mcp.stienhardt.workers.dev/mcp (Streamable HTTP)
Packagehttps://github.com/JacobiusMakes/diamond-mcp/releases/download/v0.2.6/[email protected] (MCPB, stdio)
First published9 Sep 2026
Last updated9 Sep 2026
Registry nameio.github.JacobiusMakes/diamond-mcp

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