Grok

Chatbots and Assistants - Pricing: freemium - Editor rating: 4.0/5 - https://grok.com

The AI assistant by xAI, integrated with X (Twitter) - known for real-time social context and fewer topic restrictions.

Grok is xAI's assistant, available on the web and inside X. Its distinctive strength is real-time awareness of what is being discussed on X right now, which makes it useful for following breaking topics and public sentiment. It positions itself as more direct and less filtered than rivals. A limited free tier exists, with higher limits and the strongest models on paid plans.