{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.fetchsandbox/mcp","description":"A deterministic eval engine for coding agents. Proves a fix: fails on the old code, passes on new.","title":"FetchSandbox","repository":{"url":"https://github.com/fetchsandbox/mcp","source":"github"},"version":"0.5.3","websiteUrl":"https://fetchsandbox.com","icons":[{"src":"https://avatars.githubusercontent.com/u/267827798?s=512&v=4","mimeType":"image/png","sizes":["512x512"]}],"packages":[{"registryType":"npm","identifier":"fetchsandbox-mcp","version":"0.5.3","transport":{"type":"stdio"},"environmentVariables":[{"description":"Optional. Sign in without a browser — useful in CI. Left unset, the server runs anonymously and asks you to sign in the first time a run produces a receipt.","format":"string","isSecret":true,"name":"FETCHSANDBOX_API_KEY"},{"description":"Set to '0' to disable anonymous usage telemetry.","format":"string","name":"FETCHSANDBOX_TELEMETRY"},{"description":"Override the FetchSandbox backend base URL (defaults to https://fetchsandbox.com). Useful for stage/self-hosted testing.","format":"string","name":"FETCHSANDBOX_BASE_URL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-13T04:39:34.52019Z","publishedAt":"2026-09-13T04:39:34.52019Z","updatedAt":"2026-09-13T04:39:34.52019Z","isLatest":false}}}