Best LLM / Chat AI Tools

OpenAI's flagship conversational AI assistant.

Anthropic's safety-focused frontier assistant.

Google's multimodal AI assistant.

Mistral's open-weight European AI assistant.

China's open-weight reasoning model with shockingly low API costs.

Alibaba's open-weight model family with strong multilingual.

Enterprise-grade LLM with retrieval and citations built in.

Chat with AI characters — fictional, historical, or custom.

Conversational AI built for emotional intelligence.