diff --git a/test/Benchmarks/Metrics/ExemplarBenchmarks.cs b/test/Benchmarks/Metrics/ExemplarBenchmarks.cs
new file mode 100644
index 00000000000..1e2d4f337be
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+++ b/test/Benchmarks/Metrics/ExemplarBenchmarks.cs
@@ -0,0 +1,116 @@
+//
+// Copyright The OpenTelemetry Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+using System.Diagnostics;
+using System.Diagnostics.Metrics;
+using BenchmarkDotNet.Attributes;
+using OpenTelemetry;
+using OpenTelemetry.Metrics;
+using OpenTelemetry.Tests;
+
+/*
+// * Summary *
+BenchmarkDotNet=v0.13.3, OS=Windows 11 (10.0.22621.1265)
+11th Gen Intel Core i7-1185G7 3.00GHz, 1 CPU, 8 logical and 4 physical cores
+.NET SDK=7.0.103
+ [Host] : .NET 7.0.3 (7.0.323.6910), X64 RyuJIT AVX2
+ DefaultJob : .NET 7.0.3 (7.0.323.6910), X64 RyuJIT AVX2
+
+
+| Method | EnableExemplar | Mean | Error | StdDev | Allocated |
+|-------------------------- |--------------- |---------:|--------:|--------:|----------:|
+| HistogramNoTagReduction | False | 256.5 ns | 4.84 ns | 4.53 ns | - |
+| HistogramWithTagReduction | False | 246.6 ns | 4.90 ns | 4.81 ns | - |
+| HistogramNoTagReduction | True | 286.4 ns | 5.30 ns | 7.25 ns | - |
+| HistogramWithTagReduction | True | 293.6 ns | 5.77 ns | 7.09 ns | - |
+
+*/
+
+namespace Benchmarks.Metrics
+{
+ public class ExemplarBenchmarks
+ {
+ private static readonly ThreadLocal ThreadLocalRandom = new(() => new Random());
+ private readonly string[] dimensionValues = new string[] { "DimVal1", "DimVal2", "DimVal3", "DimVal4", "DimVal5", "DimVal6", "DimVal7", "DimVal8", "DimVal9", "DimVal10" };
+ private Histogram histogramWithoutTagReduction;
+
+ private Histogram histogramWithTagReduction;
+
+ private MeterProvider provider;
+ private Meter meter;
+
+ [Params(true, false)]
+ public bool EnableExemplar { get; set; }
+
+ [GlobalSetup]
+ public void Setup()
+ {
+ this.meter = new Meter(Utils.GetCurrentMethodName());
+ this.histogramWithoutTagReduction = this.meter.CreateHistogram("HistogramWithoutTagReduction");
+ this.histogramWithTagReduction = this.meter.CreateHistogram("HistogramWithTagReduction");
+ var exportedItems = new List();
+
+ this.provider = Sdk.CreateMeterProviderBuilder()
+ .AddMeter(this.meter.Name)
+ .SetExemplarFilter(this.EnableExemplar ? new AlwaysOnExemplarFilter() : new AlwaysOffExemplarFilter())
+ .AddView("HistogramWithTagReduction", new MetricStreamConfiguration() { TagKeys = new string[] { "DimName1", "DimName2", "DimName3" } })
+ .AddInMemoryExporter(exportedItems, metricReaderOptions =>
+ {
+ metricReaderOptions.PeriodicExportingMetricReaderOptions.ExportIntervalMilliseconds = 1000;
+ })
+ .Build();
+ }
+
+ [GlobalCleanup]
+ public void Cleanup()
+ {
+ this.meter?.Dispose();
+ this.provider?.Dispose();
+ }
+
+ [Benchmark]
+ public void HistogramNoTagReduction()
+ {
+ var random = ThreadLocalRandom.Value;
+ var tags = new TagList
+ {
+ { "DimName1", this.dimensionValues[random.Next(0, 2)] },
+ { "DimName2", this.dimensionValues[random.Next(0, 2)] },
+ { "DimName3", this.dimensionValues[random.Next(0, 5)] },
+ { "DimName4", this.dimensionValues[random.Next(0, 5)] },
+ { "DimName5", this.dimensionValues[random.Next(0, 10)] },
+ };
+
+ this.histogramWithoutTagReduction.Record(random.Next(1000), tags);
+ }
+
+ [Benchmark]
+ public void HistogramWithTagReduction()
+ {
+ var random = ThreadLocalRandom.Value;
+ var tags = new TagList
+ {
+ { "DimName1", this.dimensionValues[random.Next(0, 2)] },
+ { "DimName2", this.dimensionValues[random.Next(0, 2)] },
+ { "DimName3", this.dimensionValues[random.Next(0, 5)] },
+ { "DimName4", this.dimensionValues[random.Next(0, 5)] },
+ { "DimName5", this.dimensionValues[random.Next(0, 10)] },
+ };
+
+ this.histogramWithTagReduction.Record(random.Next(1000), tags);
+ }
+ }
+}