Setting the text color for your chatbot and better YouTube transcripts
You can now set the text color for your chatbot in the appearance settings. This makes it even easier to exactly match your brand and website when embedding your custom GPT widget in your website.

For training your chatbot on your YouTube content, it's now easier to use any valid YouTube URL and transcripts should load a little faster 😜
From the blog
GPT-5 vs Claude 4.5: Which AI Is Better for Customer Service Chatbots?
Compare GPT-5 and Claude 4.5 for AI customer service chatbots. Find out which model offers faster, more reliable, and more natural support, and see how each matches your brand’s tone, safety, and performance needs.
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Fine-tuning your custom ChatGPT chatbot
Finetuning your custom chatbot is a crucial step in ensuring that it can answer your visitors questions correctly and with the best possible information.
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