The MCP process honoured FREECAD_MCP_CONFIG_DIR and the FreeCAD add-on ignored it, so the two sides could read different tokens. An empty token-file override made the client pick '.' as the path.
From the Grok pain-radar digests, Oct 28-29 2026 (Oct 28 8:41 AM ET through Oct 29 early-morning Haitch editions). Verified live 2026-10-29: issue/PR read; title and state confirmed.