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Latest from X - 2026-05-29 (ClaudeDevs)

1 min read

Key Points

  • ClaudeDevs (@ClaudeDevs) announced an update to Opus 4.8, which now allows for the addition of system instructions mid-conversation without breaking the prompt cache.
  • This improvement is expected to reduce the cost and latency of API requests.
  • The update aims to enhance the efficiency of the system.

Account Highlights

Updates by Account

ClaudeDevs (@ClaudeDevs)

With Opus 4.8, you can add system instructions mid-conversation without breaking the prompt cache.

More cache hits means lower cost and latency for your API requests. https://t.co/42C7wqnLhD

Sources

  1. https://x.com/ClaudeDevs/status/2060432688281251998