Gembook — PSA Vintage Pokémon Prices & Pop
xyz.gembook/gembook · v0.1.0 · MCP 2025-11-25
Neutral prices + PSA population for PSA-graded vintage Pokémon (WotC 1999–2003). Read-only.
Reachability
reachable
checked 2026-07-14 04:32 UTC
Registry status active
Tools pinned 3
ea495cf5b966
Tools last changed
unchanged since first capture 2026-07-14
Provenance
Registry namespace xyz.gembook
(domain verified by the official registry)
Website
https://gembook.xyz
Remote endpoints
https://gembook.xyz/api/mcp/mcp (streamable-http)
Observed changes
| When (UTC) | Event | Detail |
|---|---|---|
| 2026-07-14 03:25 | first capture | 3 tools pinned |
Pinned tool definitions (3)
| Tool | Description |
|---|---|
| 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 count, and the card page URL. Call this when a user asks... |
| 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-graded vintage Pokémon (Base Set through Skyridge). |
| 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 prices are computed or whether they can be trusted. |
Status badge
[](https://toolpin.dev/servers/xyz.gembook/gembook)
Maintain this server? Add the badge to your README — it links your users to this live status page.