{"version":"2.1.118","anchor":"plan-mode-instructions-cli-flag","canonical_anchor":"plan-mode-instructions-cli-flag","heading":"--plan-mode-instructions CLI Flag","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.118\/e\/plan-mode-instructions-cli-flag","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.118","markdown":"### --plan-mode-instructions CLI Flag\n\n**What**\n\nA new CLI flag that lets users customize the plan-mode workflow instructions.\n\n**Usage**\n\n`claude --print --plan-mode-instructions \"Custom workflow instructions here\"` **Details** - Replaces the default code-implementation phases in the plan-mode system reminder - The read-only enforcement preamble and ExitPlanMode protocol footer are always kept - Can only be used with `--print` mode; using it otherwise produces: `\"Error: --plan-mode-instructions can only be used with --print mode.\"` - Also exposed as an agent frontmatter field `planModeInstructions` for programmatic configuration **Evidence** CLI option definition (search for `\"--plan-mode-instructions\"`) and enforcement (search for `\"can only be used with --print mode\"`)."}