--- title: LinkAI description: Unified access to multiple models via LinkAI platform --- The [LinkAI](https://link-ai.tech) platform lets you flexibly switch between OpenAI, Claude, Gemini, DeepSeek, Qwen, Kimi, and other models, with support for knowledge base, workflows, plugins, and other Agent capabilities. ```json { "use_linkai": true, "linkai_api_key": "YOUR_API_KEY", "linkai_app_code": "YOUR_APP_CODE" } ``` | Parameter | Description | | --- | --- | | `use_linkai` | Set to `true` to enable LinkAI interface | | `linkai_api_key` | Create at [LinkAI Console](https://link-ai.tech/console/interface) | | `linkai_app_code` | Optional. Code of the LinkAI agent (app or workflow) | | `model` | Leave empty to use the agent's default model. Can be switched flexibly on the platform. All models in the [model list](https://link-ai.tech/console/models) are supported | See the [API documentation](https://docs.link-ai.tech/platform/api) for more details.