Claude is an AI assistant developed by Anthropic. It can help with writing, analysis, coding, research, and other general-purpose tasks.

DeepSeek is an AI company developing large language models and AI assistants, with a focus on reasoning and coding capabilities.

Jan is an open-source AI application that lets users run compatible AI models locally on their own hardware. It provides a desktop interface for interacting with local and remote models.

Qwen is a family of AI models and assistants developed by Alibaba Cloud. The Qwen ecosystem includes models for language, reasoning, coding, and multimodal tasks, including some open-weight releases.