claude-code fix beginner 5 minutes MCP Tool Schemas Accept Plain Objects — But Only Zod Actually Works The MCP SDK silently accepts plain JSON Schema objects for tool parameters. Inputs arrive as undefined. Only Zod schemas validate at runtime. Apr 4, 2026 →
claude-code configuration beginner 5 minutes Your MCP Server Isn't Broken — Your Config Is in the Wrong File Claude Code silently ignores env vars in settings.json for MCP servers. Move them to .mcp.json at your project root or nothing works. Mar 29, 2026 →