Reviews of Sider: Chat with all AI models (DeepSeek, Gemini, Claude, etc.)

Users find Sider add-on very useful and versatile for chatting with various AI models, praising its superior features and research assistance. However, multiple reviews highlight significant accessibility issues due to requirement for scientific internet access, causing service disruptions and login problems. Paid users express dissatisfaction over outages and lack of communication, fearing loss of service. Despite these downsides, users value the add-on's functionality and consider it better than other AI chat tools. Prompt resolution of connectivity issues is desired to retain users.