#27755 [Bug]: Cannot use image generation in ChatGPT Subscription
### Check for existing issues
- [x] I have searched the existing issues and checked that my issue is not a duplicate.
### What happened?
Cannot use image generation in ChatGPT Subscription i get error: Enable JavaScript and cookies to continue and 403 cloudflare like this https://github.com/BerriAI/litellm/issues/27175
### Steps to Reproduce
1. config.yml ``` model_list: - model_name: chatgpt/gpt-5.4 model_info: mode: responses litellm_params: model: chatgpt/gpt-5.4 - model_name: chatgpt/gpt-5.4-pro model_info: mode: responses litellm_params: model: chatgpt/gpt-5.4-pro - model_name: chatgpt/gpt-5.3-codex model_info: mode: responses litellm_params: model: chatgpt/gpt-5.3-codex - model_name: chatgpt/gpt-5.3-codex-spark model_info: mode: responses litellm_params: model: chatgpt/gpt-5.3-codex-spark - model_name: chatgpt/gpt-5.3-instant model_info: mode: responses litellm_params: model: chatgpt/gpt-5.3-instant - model_name: chatgpt/gpt-5.3-chat-latest model_info: mode: responses litellm_params: model: chatgpt/gpt-5.3-chat-latest - model_name: chat…