{"version":"2.1.64","anchor":"search-hints-in-tool-list-gradual-rollout","canonical_anchor":"search-hints-in-tool-list-gradual-rollout","heading":"Search Hints in Tool List [Gradual Rollout]","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.64\/e\/search-hints-in-tool-list-gradual-rollout","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.64","markdown":"### Search Hints in Tool List [Gradual Rollout]\n\n**What**\n\nTool names in the deferred tool list can display alongside a short description hint (e.g., \"Read \u2014 read files, images, PDFs, notebooks\"), making it easier to identify the right tool.\n\n**Status**\n\nFeature-flagged behind `tengu_tst_hint_m7r` and overridable via `CLAUDE_CODE_SEARCH_HINTS_IN_LIST` env var.\n\n**Details**\n\n- Every built-in tool now has a `searchHint` property with a short plain-English description\n- When enabled, the tool list displays `\"ToolName \u2014 description\"` format\n- Hints include descriptions like \"execute shell commands\", \"search file contents with regex (ripgrep)\", \"delegate work to a subagent\"\n- Environment variable takes precedence over feature flag (set to `1` to enable, `0` to disable)\n\n**Evidence**\n\nSearch hints (gated by `tengu_tst_hint_m7r`, search for `\"searchHint\"`, `\"CLAUDE_CODE_SEARCH_HINTS_IN_LIST\"`)"}