Ruben Hassid · 10 min read · Gen AI Tools
ChatGPT shamelessly copied Claude.
Read the original on ruben.substack.com →
The piece argues that OpenAI’s new ChatGPT Work and Codex features echo Claude’s cowork concept, delivering a mega-app and multi-model setup that can be confusing for users. It outlines access steps, model pricing, and usage limits, and questions whether the new configuration actually increases value, despite ChatGPT’s continued prominence.
Key Takeaways
- OpenAI introduced ChatGPT Work and Codex inside a single app, plus a three-tier 5.6 model family (Sol, Terra, Luna) with various speed/effort options.
- Work vs Codex distinctions and the many model/effort combinations create decision fatigue and confusion for users.
- Paid users frequently hit usage limits like 'You’re out of Codex and Work usage,' hampering productivity.
- ChatGPT remains highly popular and relevant, but its competitive edge vs Claude is unclear and the upgrade may not clearly pay off for all users.
Excerpt
ChatGPT finally copied Claude: The new ChatGPT Work is just like Claude Cowork . They announced: A new mega-app for ChatGPT. Codex, their coding tool, is now inside ChatGPT. A new mode inside the ChatGPT app, called ChatGPT Work . The new flagship model (5.6) with three levels of intelligence: Sol (very smart), Terra , and Luna (very cheap). This entire newsletter will answer one question: Does ChatGPT still matter? Yes, it matters. OpenAI is one of the two leading AI labs in the world. ChatGPT will always matter, with its 5 billion monthly visits: Top 10 websites by total…