> For AI agents: the complete documentation index is available at /llms.txt, the full documentation bundle is available at /llms-full.txt.

# Get started {#get-started}

Answer three questions to open the setup steps for your platform, way of use, and model. Each path ends with a first run whose result you can inspect.

## All setup paths {#all-setup-paths}

Each link opens the steps for one combination of platform, way of use, and model connection.

**Web**

- Playground: [ChatGPT subscription](/get-started/web-playground-chatgpt.md) · [Model API Key](/get-started/web-playground-api-key.md)
- Midscene Test: [ChatGPT subscription](/get-started/web-test-chatgpt.md) · [Model API Key](/get-started/web-test-api-key.md)
- Playwright Test: [ChatGPT subscription](/get-started/web-sdk-chatgpt.md) · [Model API Key](/get-started/web-sdk-api-key.md)

**Android**

- Playground: [ChatGPT subscription](/get-started/android-playground-chatgpt.md) · [Model API Key](/get-started/android-playground-api-key.md)
- Midscene Test: [ChatGPT subscription](/get-started/android-test-chatgpt.md) · [Model API Key](/get-started/android-test-api-key.md)
- Vitest: [ChatGPT subscription](/get-started/android-sdk-chatgpt.md) · [Model API Key](/get-started/android-sdk-api-key.md)

**iOS**

- Playground: [ChatGPT subscription](/get-started/ios-playground-chatgpt.md) · [Model API Key](/get-started/ios-playground-api-key.md)
- Midscene Test: [ChatGPT subscription](/get-started/ios-test-chatgpt.md) · [Model API Key](/get-started/ios-test-api-key.md)
- Vitest: [ChatGPT subscription](/get-started/ios-sdk-chatgpt.md) · [Model API Key](/get-started/ios-sdk-api-key.md)

**HarmonyOS**

- Playground: [ChatGPT subscription](/get-started/harmonyos-playground-chatgpt.md) · [Model API Key](/get-started/harmonyos-playground-api-key.md)
- Midscene Test: [ChatGPT subscription](/get-started/harmonyos-test-chatgpt.md) · [Model API Key](/get-started/harmonyos-test-api-key.md)
- Vitest: [ChatGPT subscription](/get-started/harmonyos-sdk-chatgpt.md) · [Model API Key](/get-started/harmonyos-sdk-api-key.md)

**Desktop**

- Playground: [ChatGPT subscription](/get-started/desktop-playground-chatgpt.md) · [Model API Key](/get-started/desktop-playground-api-key.md)
- Midscene Test: [ChatGPT subscription](/get-started/desktop-test-chatgpt.md) · [Model API Key](/get-started/desktop-test-api-key.md)
- Vitest: [ChatGPT subscription](/get-started/desktop-sdk-chatgpt.md) · [Model API Key](/get-started/desktop-sdk-api-key.md)