diff --git a/packages/omo-codex/plugin/components/comment-checker/biome.json b/packages/omo-codex/plugin/components/comment-checker/biome.json
new file mode 100644
index 000000000..5aa1a0dcc
--- /dev/null
+++ b/packages/omo-codex/plugin/components/comment-checker/biome.json
@@ -0,0 +1,48 @@
+{
+	"$schema": "https://biomejs.dev/schemas/2.4.15/schema.json",
+	"linter": {
+		"enabled": true,
+		"rules": {
+			"recommended": true,
+			"style": {
+				"noDefaultExport": "error",
+				"noEnum": "error",
+				"noNonNullAssertion": "error",
+				"useImportType": "error",
+				"useConst": "error",
+				"useNodejsImportProtocol": "off"
+			},
+			"complexity": {
+				"useLiteralKeys": "off"
+			},
+			"suspicious": {
+				"noExplicitAny": "error",
+				"noTsIgnore": "error",
+				"noControlCharactersInRegex": "off",
+				"noEmptyInterface": "off"
+			}
+		}
+	},
+	"formatter": {
+		"enabled": true,
+		"formatWithErrors": false,
+		"indentStyle": "tab",
+		"indentWidth": 3,
+		"lineWidth": 120
+	},
+	"files": {
+		"includes": ["src/**/*.ts", "test/**/*.ts", "vitest.config.ts", "!**/node_modules/**/*", "!**/dist/**/*"]
+	},
+	"overrides": [
+		{
+			"includes": ["vitest.config.ts"],
+			"linter": {
+				"rules": {
+					"style": {
+						"noDefaultExport": "off"
+					}
+				}
+			}
+		}
+	]
+}