OpenAI's flagship conversational AI for writing, reasoning, and analysis.
Best AI tools for customer support
Customer support AI is split between general-purpose chat models (ChatGPT, Claude, Gemini) that teams hook into help-desks, and purpose-built conversational AI products (Character AI, Pi). For knowledge-base style support, NotebookLM and the Documents & PDFs tools turn long docs into instant answers.
Anthropic's AI assistant known for nuanced writing, long context, and coding.
Chat with any PDF document.
Inflection's empathetic conversational AI companion.
Chat with millions of user-created AI characters.
AI companion focused on emotional connection and roleplay.
AI for analyzing technical and legal documents.
Google's multimodal AI integrated with Workspace and real-time search.
Open-weight reasoning models from China with free chat access.
Microsoft's AI assistant baked into Windows, Edge, and Microsoft 365.