Server definition

Hash: sha256:50dd8ab158327467a78aae59f214c5959420e6cded3309aec515d57670b3de13
What it is: What a remote MCP server returned when asked what it offers: 3 tools

The blob, as servednamed by its sha256

{
  "instructions": "Gembook: neutral pricing + PSA population data for PSA-graded vintage Pokémon cards (WotC era, Base Set–Skyridge, 1999–2003). Read-only. Every price carries a confidence tier and verified-sale count; out-of-scope queries are declined rather than guessed. Methodology: https://gembook.xyz/about/methodology",
  "tools": [
    {
      "description": "Returns a short summary of Gembook's valuation + trust methodology (what counts as a verified sale, confidence tiers, published error rates). Call this when a user asks how the prices are computed or whether they can be trusted.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "get_methodology_summary",
      "outputSchema": null
    },
    {
      "description": "Get Gembook's fair-value estimate (USD) for a PSA-graded vintage Pokémon card (WotC era, Base Set through Skyridge, 1999–2003). Returns fair value, range, confidence tier, comp count, and the card page URL. Call this when a user asks what a vintage Pokémon card is worth or whether a price is fair. Scope is PSA-graded vintage Pokémon ONLY — other graders, eras, or TCGs are out of scope.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "card_name": {
            "description": "Card name, e.g. 'Charizard'",
            "minLength": 2,
            "type": "string"
          },
          "grade": {
            "description": "PSA grade 1–10",
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          },
          "set_name": {
            "description": "Set name to narrow, e.g. 'Base', 'Jungle', 'Neo Genesis'",
            "type": "string"
          },
          "variant": {
            "description": "Edition/variant to narrow, e.g. '1st Edition', 'Shadowless', 'Unlimited', 'Reverse Holo'",
            "type": "string"
          }
        },
        "required": [
          "card_name"
        ],
        "type": "object"
      },
      "name": "lookup_card_price",
      "outputSchema": null
    },
    {
      "description": "Get the PSA population (number of slabs graded per grade) for a vintage Pokémon card across all grades. Call this when a user asks how rare a PSA grade is for a card. Scope: PSA-graded vintage Pokémon (Base Set through Skyridge).",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "card_name": {
            "description": "Card name, e.g. 'Blastoise'",
            "minLength": 2,
            "type": "string"
          },
          "set_name": {
            "description": "Set name to narrow, e.g. 'Base'",
            "type": "string"
          },
          "variant": {
            "description": "Edition/variant to narrow, e.g. '1st Edition', 'Shadowless', 'Unlimited', 'Reverse Holo'",
            "type": "string"
          }
        },
        "required": [
          "card_name"
        ],
        "type": "object"
      },
      "name": "lookup_pop_report",
      "outputSchema": null
    }
  ]
}

Verify it yourself

curl -s https://api.teppi.xyz/v1/evidence/sha256:50dd8ab158327467a78aae59f214c5959420e6cded3309aec515d57670b3de13 | sha256sum