diff --git a/x-pack/plugins/security_solution/public/detection_engine/rule_creation/components/anomaly_threshold/anomaly_threshold_edit.tsx b/x-pack/plugins/security_solution/public/detection_engine/rule_creation/components/anomaly_threshold/anomaly_threshold_edit.tsx
new file mode 100644
index 0000000000000..1cafa5dc570bc
--- /dev/null
+++ b/x-pack/plugins/security_solution/public/detection_engine/rule_creation/components/anomaly_threshold/anomaly_threshold_edit.tsx
@@ -0,0 +1,24 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import React from 'react';
+import { UseField } from '../../../../shared_imports';
+import { AnomalyThresholdSlider } from '../../../rule_creation_ui/components/anomaly_threshold_slider';
+
+const componentProps = {
+  describedByIds: ['anomalyThreshold'],
+};
+
+interface AnomalyThresholdEditProps {
+  path: string;
+}
+
+export function AnomalyThresholdEdit({ path }: AnomalyThresholdEditProps): JSX.Element {
+  return (
+    <UseField path={path} component={AnomalyThresholdSlider} componentProps={componentProps} />
+  );
+}
diff --git a/x-pack/plugins/security_solution/public/detection_engine/rule_creation/components/anomaly_threshold/index.ts b/x-pack/plugins/security_solution/public/detection_engine/rule_creation/components/anomaly_threshold/index.ts
new file mode 100644
index 0000000000000..406e555795656
--- /dev/null
+++ b/x-pack/plugins/security_solution/public/detection_engine/rule_creation/components/anomaly_threshold/index.ts
@@ -0,0 +1,8 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+export { AnomalyThresholdEdit } from './anomaly_threshold_edit';
diff --git a/x-pack/plugins/security_solution/public/detection_engine/rule_creation_ui/components/step_define_rule/index.tsx b/x-pack/plugins/security_solution/public/detection_engine/rule_creation_ui/components/step_define_rule/index.tsx
index a9d71a1f79bd8..e20ec9792c6c2 100644
--- a/x-pack/plugins/security_solution/public/detection_engine/rule_creation_ui/components/step_define_rule/index.tsx
+++ b/x-pack/plugins/security_solution/public/detection_engine/rule_creation_ui/components/step_define_rule/index.tsx
@@ -44,7 +44,6 @@ import { StepRuleDescription } from '../description_step';
 import type { QueryBarDefineRuleProps } from '../query_bar';
 import { QueryBarDefineRule } from '../query_bar';
 import { SelectRuleType } from '../select_rule_type';
-import { AnomalyThresholdSlider } from '../anomaly_threshold_slider';
 import { PickTimeline } from '../../../rule_creation/components/pick_timeline';
 import { StepContentWrapper } from '../../../rule_creation/components/step_content_wrapper';
 import { ThresholdInput } from '../threshold_input';
@@ -94,6 +93,7 @@ import { AlertSuppressionEdit } from '../../../rule_creation/components/alert_su
 import { ThresholdAlertSuppressionEdit } from '../../../rule_creation/components/threshold_alert_suppression_edit';
 import { usePersistentAlertSuppressionState } from './use_persistent_alert_suppression_state';
 import { MachineLearningJobIdEdit } from '../../../rule_creation/components/machine_learning_job_id_edit';
+import { AnomalyThresholdEdit } from '../../../rule_creation/components/anomaly_threshold';
 
 const CommonUseField = getUseField({ component: Field });
 
@@ -859,13 +859,7 @@ const StepDefineRuleComponent: FC<StepDefineRuleProps> = ({
           <RuleTypeEuiFormRow $isVisible={isMlRule(ruleType)} fullWidth>
             <>
               <MachineLearningJobIdEdit path="machineLearningJobId" />
-              <UseField
-                path="anomalyThreshold"
-                component={AnomalyThresholdSlider}
-                componentProps={{
-                  describedByIds: ['detectionEngineStepDefineRuleAnomalyThreshold'],
-                }}
-              />
+              <AnomalyThresholdEdit path="anomalyThreshold" />
             </>
           </RuleTypeEuiFormRow>
           <RuleTypeEuiFormRow
diff --git a/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/fields/anomaly_threshold/anomaly_threshold_adapter.tsx b/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/fields/anomaly_threshold/anomaly_threshold_adapter.tsx
new file mode 100644
index 0000000000000..94bbaabc973c1
--- /dev/null
+++ b/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/fields/anomaly_threshold/anomaly_threshold_adapter.tsx
@@ -0,0 +1,13 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import React from 'react';
+import { AnomalyThresholdEdit } from '../../../../../../../rule_creation/components/anomaly_threshold';
+
+export function AnomalyThresholdAdapter(): JSX.Element {
+  return <AnomalyThresholdEdit path="anomalyThreshold" />;
+}
diff --git a/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/fields/anomaly_threshold/anomaly_threshold_form.tsx b/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/fields/anomaly_threshold/anomaly_threshold_form.tsx
new file mode 100644
index 0000000000000..8cce8da19aa68
--- /dev/null
+++ b/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/fields/anomaly_threshold/anomaly_threshold_form.tsx
@@ -0,0 +1,46 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import React from 'react';
+import type { FormData, FormSchema } from '../../../../../../../../shared_imports';
+import { schema } from '../../../../../../../rule_creation_ui/components/step_define_rule/schema';
+import { RuleFieldEditFormWrapper } from '../rule_field_edit_form_wrapper';
+import { AnomalyThresholdAdapter } from './anomaly_threshold_adapter';
+import type { AnomalyThreshold } from '../../../../../../../../../common/api/detection_engine';
+
+interface AnomalyThresholdFormData {
+  anomalyThreshold: AnomalyThreshold;
+}
+
+export function AnomalyThresholdForm(): JSX.Element {
+  return (
+    <RuleFieldEditFormWrapper
+      component={AnomalyThresholdAdapter}
+      ruleFieldFormSchema={anomalyThresholdSchema}
+      deserializer={deserializer}
+      serializer={serializer}
+    />
+  );
+}
+
+function deserializer(defaultValue: FormData): AnomalyThresholdFormData {
+  return {
+    anomalyThreshold: defaultValue.anomaly_threshold,
+  };
+}
+
+function serializer(formData: FormData): {
+  anomaly_threshold: AnomalyThresholdFormData;
+} {
+  return {
+    anomaly_threshold: formData.anomalyThreshold,
+  };
+}
+
+const anomalyThresholdSchema = {
+  anomalyThreshold: schema.anomalyThreshold,
+} as FormSchema<AnomalyThresholdFormData>;
diff --git a/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/machine_learning_rule_field_edit.tsx b/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/machine_learning_rule_field_edit.tsx
index da40ce843f726..9563c64da7da1 100644
--- a/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/machine_learning_rule_field_edit.tsx
+++ b/x-pack/plugins/security_solution/public/detection_engine/rule_management/components/rule_details/three_way_diff/final_edit/machine_learning_rule_field_edit.tsx
@@ -7,8 +7,10 @@
 
 import React from 'react';
 import type { UpgradeableMachineLearningFields } from '../../../../model/prebuilt_rule_upgrade/fields';
+import { AnomalyThresholdForm } from './fields/anomaly_threshold/anomaly_threshold_form';
 import { AlertSuppressionEditForm } from './fields/alert_suppression';
 import { MachineLearningJobIdForm } from './fields/machine_learning_job_id/machine_learning_job_id_form';
+import { assertUnreachable } from '../../../../../../../common/utility_types';
 
 interface MachineLearningRuleFieldEditProps {
   fieldName: UpgradeableMachineLearningFields;
@@ -18,9 +20,11 @@ export function MachineLearningRuleFieldEdit({ fieldName }: MachineLearningRuleF
   switch (fieldName) {
     case 'alert_suppression':
       return <AlertSuppressionEditForm />;
+    case 'anomaly_threshold':
+      return <AnomalyThresholdForm />;
     case 'machine_learning_job_id':
       return <MachineLearningJobIdForm />;
     default:
-      return null; // Will be replaced with `assertUnreachable(fieldName)` once all fields are implemented
+      return assertUnreachable(fieldName);
   }
 }