MCP serverxyz.gembook/gembook

Neutral prices + PSA population for PSA-graded vintage Pokémon (WotC 1999–2003).

Neutral prices + PSA population for PSA-graded vintage Pokémon (WotC 1999–2003). Read-only.

UNRATEDActivestreamable-httpgembook.xyz

Overview

Score?

UNRATED 0.672

of what a free look can see, on 30 looks

Looks

last 9 hr ago

Tools

changed 23 days ago

URL

gembook.xyz/api/mcp/mcp

streamable-http

Says it is

gembook 0.1.0

protocol 2025-06-18

In the record since

32 days ago

0median 0.606 · this server 0.672 · highest on record 0.8561

The tools this server lists, read out of the definition it returned
Tool	Schema
get_methodology_summary 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 pri	input · no output
lookup_card_price 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 cou	input · no output
lookup_pop_report 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-gr	input · no output

Verify it yourselfnpx teppi-check https://gembook.xyz/api/mcp/mcpcurl -s https://api.teppi.xyz/v1/trust/mcp/mcs_01M1FZ2R3S7800GHZG5DDXJWR7