{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.darkmatter-hub/mcp-server","description":"Tamper-evident records of AI agent decisions. Verify offline, or publish a proof link.","title":"DarkMatter","repository":{"url":"https://github.com/darkmatter-hub/mcp","source":"github"},"version":"0.3.1","websiteUrl":"https://darkmatterhub.ai","packages":[{"registryType":"npm","registryBaseUrl":"https://registry.npmjs.org","identifier":"@darkmatterhub/mcp-server","version":"0.3.1","runtimeHint":"npx","transport":{"type":"stdio"},"runtimeArguments":[{"value":"-y","type":"positional"}],"environmentVariables":[{"description":"Optional. Publishes each record to DarkMatter and returns a verification URL. Without it, records stay on local disk and verify offline.","isSecret":true,"name":"DARKMATTER_API_KEY"},{"description":"Optional. Set to 'true' to make published records readable by anyone holding the link. Off by default.","default":"false","name":"DARKMATTER_SHARE"},{"description":"Optional. Override the API host. Defaults to https://darkmatterhub.ai.","name":"DARKMATTER_API_URL"},{"description":"Optional. Directory for local record storage.","name":"DARKMATTER_MCP_STORE_DIR"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"deprecated","statusChangedAt":"2026-08-20T18:31:15.959183Z","statusMessage":"Renamed to io.github.darkmatter-hub/verifiable-agent-audit-trail. Same package, @darkmatterhub/mcp-server on npm.","publishedAt":"2026-08-20T17:59:01.225493Z","updatedAt":"2026-08-20T18:31:15.959183Z","isLatest":true}}}