14 OctClaude Code just added idle compaction, and this could save a LOT of usage. Imagine you have a session with 500K tokens of context. You come back 90 minutes later, your prompt cache has expired, and Claude has to process all 500K tokens again without the cache. That’s insanely…ClaudeAnthropicClaude CodeContext managementPrompt caching
10 OctClaude Code users, change this setting if you use subagents. Claude has prompt caching with a 1-hour TTL, but that’s only for the main agent. Subagents get just 5 minutes by default. If you use long-running subagents, I recommend increasing their cache TTL to 1 hour. Just add…ClaudeAnthropicClaude CodePrompt cachingSubagents
