{"version":"2.1.257","anchor":"env-var-can-force-mid-conversation-system-prompt-changes","canonical_anchor":"env-var-can-force-mid-conversation-system-prompt-changes","heading":"Env var can force mid-conversation system prompt changes","tier":"use","area":"System Prompt","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.257\/e\/env-var-can-force-mid-conversation-system-prompt-changes","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.257","markdown":"### Env var can force mid-conversation system prompt changes\n\nA new env var forces mid-conversation system prompt changes that were previously decided by heuristics.\n\nA new environment variable, `CLAUDE_CODE_FORCE_MID_CONVERSATION_SYSTEM`, forces the mid-conversation system-prompt-change path that was previously gated only by model and session heuristics.\n\n- Area: System Prompt\n- Names: `CLAUDE_CODE_FORCE_MID_CONVERSATION_SYSTEM`\n- Tier: Use it now\n- Useful: 5\/5\n- Signal: 4\/5"}