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Attic

Weekly Attic Capital reports for coins, cards, cars, and art.

likely compatible

Declares API key header (X-Attic-Key); use Copilot Studio 'API key' → Header.

Rule R2b · what this means · Not tested in Copilot Studio.

Registry namecom.atticcapital/attic
Endpoint used for verdicthttps://mcp.atticcapital.com/mcp
Transportsstreamable-http
Auth (Copilot Studio setting)API key (header)
Last endpoint check2026-10-21T09:50:44Z · initialize OK
Websitehttps://atticcapital.com
Version0.1.1
Registry updated2026-10-20
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Is this wrong or out of date? Email us. Data built 2026-10-21.