Once the AI Server is running, you can access the Admin Portal at :5006/admin to configure your AI providers and generate API keys. env file, you providers will be automatically configured for the related. The TIA Portal MCP Server is the bridge that finally lets a large-language-model assistant like Claude, ChatGPT, or Cursor read your real Siemens project, analyze the code, cross-reference tag tables, and propose changes — without screenshots, copy-paste, or manual exports. It exposes TIA Portal's. Install AI Server by running install. Run the Installer The installer will detect common environment variables for its supported AI Providers including OpenAI, Anthropic, Mistral AI, Google, etc. You test everything using the Chat Playground with a chat model such as GPT-5-mini - no coding required. The new Foundry experience is in preview. You need to select the preview toggle in. Affinity uses the Model Context Protocol (MCP)—an open standard that lets AI assistants communicate directly with apps—to receive instructions from your assistant and carry out tasks on documents.