Update intro.md

Author: ArcherAZ

articles/ai-services/speech-service/includes/quickstarts/captioning/intro.md

@@ -9,4 +9,7 @@ ms.author: eur
 In this quickstart, you run a console app to create [captions](~/articles/ai-services/speech-service/captioning-concepts.md) with speech to text.
 
 > [!TIP]
-> Try the [Speech Studio](https://aka.ms/speechstudio/captioning) and choose a sample video clip to see real-time or offline processed captioning results. 
+> Try the [Speech Studio](https://aka.ms/speechstudio/captioning) and choose a sample video clip to see real-time or offline processed captioning results.
+
+> [!TIP]
+> Try out the [Azure AI Speech Toolkit](https://marketplace.visualstudio.com/items?itemName=ms-azureaispeech.azure-ai-speech-toolkit) to easily build and run captioning samples on Visual Studio Code.