Gembook — PSA Vintage Pokémon Prices & Pop

xyz.gembook/gembook · v0.1.0 · other

Gembook — PSA Vintage Pokémon Prices & Pop is healthy: it completed an MCP handshake in 1245 ms and exposes 3 tools.

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

Endpoint: https://gembook.xyz/api/mcp/mcp (streamable-http)

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Facts

Users (last 30 days)0
HandshakeHealthy
Auth neededNone
Tool count3
Latency1245 ms
Last checked (UTC)2026-10-15T14:10:16.364Z

Health history

Checked (UTC)StatusLatencyError
2026-10-15T14:10:16.364ZHealthy1245

Tools (3)

lookup_card_priceGet 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. S
lookup_pop_reportGet 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).
get_methodology_summaryReturns 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.