Quick Answer
Claude is better for writing and analysis. ChatGPT is better for its ecosystem.
Detailed Answer
Claude excels at nuanced writing, long document analysis (200K context), and careful reasoning. ChatGPT offers a larger ecosystem with DALL-E, Code Interpreter, and plugins. For quality prose and complex analysis, Claude often wins. For versatility and integrations, ChatGPT has the edge.
Related Resources
Find Your Own Answer
The best way to decide is to try them yourself. Council lets you compare multiple AI responses to the same question.