xAI is a US artificial intelligence company founded by Elon Musk, developing the Grok chatbot and large language models, closely linked with the social platform X.
Copy.ai is a US generative AI platform that helps go-to-market teams automate content creation, sales outreach and workflows with AI agents and reusable templates.
Cohere is a Canadian enterprise AI company offering large language models for text generation, search and retrieval, with a focus on secure private deployments for businesses.