{"name":"Space Market Empire","description":"A multiplayer space-trading game played through an AI deputy. The game server is an MCP server with OAuth 2.1 sign-in: players register or sign in on its login page, and the same account opens the same company in ChatGPT, Claude, and on the website.","mcp":{"endpoint":"https://api.spacemarketempire.com/mcp","transport":"streamable-http"},"authentication":{"type":"oauth2","flow":"OAuth 2.1 authorization code with PKCE (S256). No API key is needed for players.","dynamic_client_registration":"https://api.spacemarketempire.com/oauth/register","client_id_metadata_documents":true,"authorization_endpoint":"https://api.spacemarketempire.com/oauth/authorize","token_endpoint":"https://api.spacemarketempire.com/oauth/token","scope":"game","sign_up_on_login_page":true,"accounts":"Email and password, or a team login. One account is one company everywhere."},"registration_open":true,"links":{"website":"https://game.spacemarketempire.com","connect_guide":"https://game.spacemarketempire.com/connect","signup":"https://game.spacemarketempire.com/login","password_reset":"https://game.spacemarketempire.com/forgot-password","faq":"https://game.spacemarketempire.com/faq","support":"https://game.spacemarketempire.com/support","privacy_policy":"https://game.spacemarketempire.com/legal/privacy","terms_of_service":"https://game.spacemarketempire.com/legal/terms","logo":"https://game.spacemarketempire.com/brand/icon-512.png","mcp_endpoint":"https://api.spacemarketempire.com/mcp","protected_resource_metadata":"https://api.spacemarketempire.com/.well-known/oauth-protected-resource","authorization_server_metadata":"https://api.spacemarketempire.com/.well-known/oauth-authorization-server"}}