"author:YoadBarok" matching MCP servers:

Exposes a small fake marketplace over JSON-RPC/HTTP: clients can echo input, search a three-item catalog, call an item with validated arguments, and run cost-capped jobs whose results are fetched later via a server-minted job handle. It ships as two side-by-side servers, one on the official SDK and one hand-written against the 2026-07-28 revision, so the same request can be sent to each and compared.