diff --git a/src/Microsoft.FeatureManagement/FeatureFilterEvaluationContext.cs b/src/Microsoft.FeatureManagement/FeatureFilterEvaluationContext.cs
index 2591e667..91589852 100644
--- a/src/Microsoft.FeatureManagement/FeatureFilterEvaluationContext.cs
+++ b/src/Microsoft.FeatureManagement/FeatureFilterEvaluationContext.cs
@@ -2,6 +2,7 @@
 // Licensed under the MIT license.
 //
 using Microsoft.Extensions.Configuration;
+using System.Threading;
 
 namespace Microsoft.FeatureManagement
 {
@@ -25,5 +26,10 @@ public class FeatureFilterEvaluationContext
         /// The settings are made available for <see cref="IFeatureFilter"/>s that implement <see cref="IFilterParametersBinder"/>.
         /// </summary>
         public object Settings { get; set; }
+
+        /// <summary>
+        /// A cancellation token that can be used to request cancellation of the feature evaluation operation.
+        /// </summary>
+        public CancellationToken CancellationToken { get; set; }
     }
 }
diff --git a/src/Microsoft.FeatureManagement/FeatureManager.cs b/src/Microsoft.FeatureManagement/FeatureManager.cs
index a066078f..2be9361f 100644
--- a/src/Microsoft.FeatureManagement/FeatureManager.cs
+++ b/src/Microsoft.FeatureManagement/FeatureManager.cs
@@ -473,6 +473,8 @@ private async ValueTask<bool> IsEnabledAsync<TContext>(FeatureDefinition feature
                 // For all enabling filters listed in the feature's state, evaluate them according to requirement type
                 foreach (FeatureFilterConfiguration featureFilterConfiguration in featureDefinition.EnabledFor)
                 {
+                    cancellationToken.ThrowIfCancellationRequested();
+
                     filterIndex++;
 
                     //
@@ -525,7 +527,8 @@ private async ValueTask<bool> IsEnabledAsync<TContext>(FeatureDefinition feature
                     var context = new FeatureFilterEvaluationContext()
                     {
                         FeatureName = featureDefinition.Name,
-                        Parameters = featureFilterConfiguration.Parameters
+                        Parameters = featureFilterConfiguration.Parameters,
+                        CancellationToken = cancellationToken
                     };
 
                     BindSettings(filter, context, filterIndex);
@@ -612,6 +615,8 @@ private ValueTask<VariantDefinition> AssignVariantAsync(EvaluationEvent evaluati
             {
                 foreach (UserAllocation user in evaluationEvent.FeatureDefinition.Allocation.User)
                 {
+                    cancellationToken.ThrowIfCancellationRequested();
+
                     if (TargetingEvaluator.IsTargeted(targetingContext.UserId, user.Users, _assignerOptions.IgnoreCase))
                     {
                         if (string.IsNullOrEmpty(user.Variant))
@@ -638,6 +643,8 @@ private ValueTask<VariantDefinition> AssignVariantAsync(EvaluationEvent evaluati
             {
                 foreach (GroupAllocation group in evaluationEvent.FeatureDefinition.Allocation.Group)
                 {
+                    cancellationToken.ThrowIfCancellationRequested();
+
                     if (TargetingEvaluator.IsTargeted(targetingContext.Groups, group.Groups, _assignerOptions.IgnoreCase))
                     {
                         if (string.IsNullOrEmpty(group.Variant))
@@ -664,6 +671,8 @@ private ValueTask<VariantDefinition> AssignVariantAsync(EvaluationEvent evaluati
             {
                 foreach (PercentileAllocation percentile in evaluationEvent.FeatureDefinition.Allocation.Percentile)
                 {
+                    cancellationToken.ThrowIfCancellationRequested();
+
                     if (TargetingEvaluator.IsTargeted(
                         targetingContext,
                         percentile.From,
@@ -796,7 +805,7 @@ private bool IsMatchingName(Type filterType, string filterName)
             //
             // Feature filters can have namespaces in their alias
             // If a feature is configured to use a filter without a namespace such as 'MyFilter', then it can match 'MyOrg.MyProduct.MyFilter' or simply 'MyFilter'
-            // If a feature is configured to use a filter with a namespace such as 'MyOrg.MyProduct.MyFilter' then it can only match 'MyOrg.MyProduct.MyFilter' 
+            // If a feature is configured to use a filter with a namespace such as 'MyOrg.MyProduct.MyFilter' then it can only match 'MyOrg.MyProduct.MyFilter'
             if (filterName.Contains('.'))
             {
                 //