1M context is now generally available for Opus 4.6 and Sonnet 4.6 (claude.com)

Article summary

Claude has made 1M context generally available for Opus 4.6 and Sonnet 4.6, with standard pricing applying across the full window and no long-context premium. This update also expands media limits to 600 images or PDF pages. The increased context window allows for more complex tasks and conversations without the need for compaction, which can lead to loss of important details. This change is expected to improve the performance of various applications, including coding, scientific research, and document analysis.

Main themes

• Context window expansion
• Pricing and cost
• AI-assisted coding
• Long-context premium
• Compaction and information loss
• Media limits

What commenters say

• The increased context window is a significant improvement for tasks that require complex conversations or large amounts of data, but may not be necessary for simpler tasks.
• Some users have found that compaction can lead to loss of important details and decreased performance, while others have not experienced this issue.
• The cost of using the increased context window may be prohibitively expensive for some users, especially for long-running tasks or those that require multiple API calls.
• The update may not be useful for all users, and some may prefer to stick with the previous context window size due to cost or performance concerns.
• The use of a markdown file or other external memory aid can help mitigate the effects of compaction and information loss.
• Some users have reported success with using the increased context window for tasks such as coding, scientific research, and document analysis, while others have not seen significant benefits.
• The ideal context window size depends on the specific task and user, and there is no one-size-fits-all solution.
• The update has the potential to significantly improve the performance of AI-assisted coding and other applications, but may require adjustments to workflow and task management.