Claude Code Context Window Rot: Why Sessions Get Dumber (And How to Fix It)

📰 Dev.to · Amit Ben-Ari

Learn why Claude Code sessions get less effective over time and how to improve their performance

intermediate Published 6 May 2026
Action Steps
  1. Open a new Claude Code session to start with a clean context window
  2. Use the 'forget' function to remove irrelevant context and improve model performance
  3. Split large tasks into smaller ones to maintain a focused context window
  4. Test and evaluate the effectiveness of Claude Code sessions over time
  5. Apply techniques to mitigate context window rot and improve overall session quality
Who Needs to Know This

Developers and AI engineers working with Claude Code can benefit from understanding the context window rot issue and how to address it, improving their overall productivity and code quality

Key Insight

💡 Context window rot can significantly impact Claude Code performance, but techniques like using 'forget' and splitting tasks can help mitigate the issue

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🚨 Claude Code sessions getting dumber over time? 🤖 Learn why and how to fix it! 💻

Key Takeaways

Learn why Claude Code sessions get less effective over time and how to improve their performance

Full Article

You know the pattern. You open a fresh Claude Code session, paste in the task, and the first few...
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