diff --git a/src/PRDigest.NET/Constants.cs b/src/PRDigest.NET/Constants.cs
new file mode 100644
index 0000000..0dc1749
--- /dev/null
+++ b/src/PRDigest.NET/Constants.cs
@@ -0,0 +1,9 @@
+
+namespace PRDigest.NET;
+
+internal static class Constants
+{
+    public const string Owner = "dotnet";
+    public const string Repository = "runtime";
+    public const string FullRepository = $"{Owner}/{Repository}";
+}
\ No newline at end of file
diff --git a/src/PRDigest.NET/HtmlGenerator.cs b/src/PRDigest.NET/HtmlGenerator.cs
index b3c945f..a2f30bd 100644
--- a/src/PRDigest.NET/HtmlGenerator.cs
+++ b/src/PRDigest.NET/HtmlGenerator.cs
@@ -132,8 +132,8 @@ public static string GenerateHtmlFromMarkdown(string startTargetDate, string mar
         // The TOC ends after </ol>, then a <hr /> separates it from PR details
         var contentSpan = contentHtml.AsSpan();
         var tocEndIndex = contentSpan.IndexOf("</ol>", StringComparison.Ordinal);
-        string tocHtml;
-        string prDetailsHtml;
+        ReadOnlySpan<char> tocHtml;
+        ReadOnlySpan<char> prDetailsHtml;
 
         if (tocEndIndex >= 0)
         {
@@ -141,13 +141,13 @@ public static string GenerateHtmlFromMarkdown(string startTargetDate, string mar
             var hrIndex = contentSpan[tocEndIndex..].IndexOf("<hr", StringComparison.Ordinal);
             if (hrIndex >= 0)
             {
-                tocHtml = contentSpan[..tocEndIndex].ToString();
-                prDetailsHtml = contentSpan[(tocEndIndex + hrIndex)..].ToString();
+                tocHtml = contentSpan[..tocEndIndex];
+                prDetailsHtml = contentSpan[(tocEndIndex + hrIndex)..];
             }
             else
             {
-                tocHtml = contentSpan[..tocEndIndex].ToString();
-                prDetailsHtml = contentSpan[tocEndIndex..].ToString();
+                tocHtml = contentSpan[..tocEndIndex];
+                prDetailsHtml = contentSpan[tocEndIndex..];
             }
         }
         else
@@ -162,7 +162,7 @@ public static string GenerateHtmlFromMarkdown(string startTargetDate, string mar
         var labelViewHtml = GenerateLabelViewHtml(analyzerResult);
 
         // Extract <ol> part from tocHtml for floating TOC
-        var floatingTocSpan = tocHtml.AsSpan();
+        var floatingTocSpan = tocHtml;
         var olStart = floatingTocSpan.IndexOf("<ol>", StringComparison.Ordinal);
         var floatingTocOlHtml = olStart >= 0 ? floatingTocSpan[olStart..].ToString() : "";
 
@@ -280,7 +280,7 @@ private static string GenerateCategorizedTocHtml(PullRequestAnalyzer.AnalysisRes
         builder.AppendLiteral(Environment.NewLine);
 
         // AI Agent PRs (collapsed)
-        var aiAgentCount = analyzerResult.AiAgentPullRequestMetadataSpan.Length;
+        var aiAgentCount = analyzerResult.AgentPullRequestMetadataSpan.Length;
         builder.AppendLiteral("<details class=\"label-group\">");
         builder.AppendLiteral(Environment.NewLine);
         builder.AppendLiteral("  <summary class=\"label-group-summary\">AI Agent PRs <span class=\"label-pr-count\">(");
@@ -289,7 +289,7 @@ private static string GenerateCategorizedTocHtml(PullRequestAnalyzer.AnalysisRes
         builder.AppendLiteral(Environment.NewLine);
         builder.AppendLiteral("  <ol class=\"label-pr-list\">");
         builder.AppendLiteral(Environment.NewLine);
-        foreach (var heading in analyzerResult.AiAgentPullRequestMetadataSpan)
+        foreach (var heading in analyzerResult.AgentPullRequestMetadataSpan)
         {
             AppendHeadingListItem(ref builder, heading);
         }
diff --git a/src/PRDigest.NET/Program.cs b/src/PRDigest.NET/Program.cs
index 9224ead..0994ac1 100644
--- a/src/PRDigest.NET/Program.cs
+++ b/src/PRDigest.NET/Program.cs
@@ -33,10 +33,6 @@
 async ValueTask SummarizeCurrentPullRequestAndCreate(string archivesDir, string outputsDir)
 {
     // Target dotnet/runtime.
-    const string OWNER = "dotnet";
-    const string REPO = "runtime";
-    const string FullRepo = $"{OWNER}/{REPO}";
-
     // 24-hour time range for the previous day.
     var currentDate = TimeProvider.System.GetUtcNow();
     var previousDate = currentDate.AddDays(-1);
@@ -63,10 +59,10 @@ async ValueTask SummarizeCurrentPullRequestAndCreate(string archivesDir, string
     var pullRequestInfos = await GetAllPullRequestInfoAsync(startTargetDate, endTargetDate);
     if (pullRequestInfos.Length == 0)
     {
-        Console.WriteLine($"There were no PRs merged into {FullRepo} between {startTargetDate:yyyy/MM/dd HH:mm:ss} and {endTargetDate:yyyy/MM/dd HH:mm:ss}.");
+        Console.WriteLine($"There were no PRs merged into {Constants.FullRepository} between {startTargetDate:yyyy/MM/dd HH:mm:ss} and {endTargetDate:yyyy/MM/dd HH:mm:ss}.");
         return;
     }
-    Console.WriteLine($"{pullRequestInfos.Length} pull requests into {FullRepo} were merged between {startTargetDate:yyyy/MM/dd HH:mm:ss} and {endTargetDate:yyyy/MM/dd HH:mm:ss}.");
+    Console.WriteLine($"{pullRequestInfos.Length} pull requests into {Constants.FullRepository} were merged between {startTargetDate:yyyy/MM/dd HH:mm:ss} and {endTargetDate:yyyy/MM/dd HH:mm:ss}.");
 
     // Generate HTML content for each pull request using Anthropic API.
     var markdown = await SummarizePullRequestAsync(pullRequestInfos);
@@ -119,15 +115,11 @@ bool ExistSummaryForSpecifiedDate(string archivesDir, string year, string month,
 async ValueTask<PullRequestInfo[]> GetAllPullRequestInfoAsync(DateTimeOffset startTargetDate, DateTimeOffset endTargetDate)
 {
     // Target dotnet/runtime.
-    const string OWNER = "dotnet";
-    const string REPO = "runtime";
-    const string FullRepo = $"{OWNER}/{REPO}";
-
     // Create search request for merged pull requests in the specified date range
     var searchRequest = new SearchIssuesRequest()
     {
         Type = IssueTypeQualifier.PullRequest,
-        Repos = [FullRepo],
+        Repos = [Constants.FullRepository],
         State = ItemState.Closed,
         Merged = DateRange.Between(startTargetDate, endTargetDate),
         Is = [IssueIsQualifier.Merged]
@@ -154,10 +146,10 @@ async ValueTask<PullRequestInfo[]> GetAllPullRequestInfoAsync(DateTimeOffset sta
     for (var i = 0; i < searchIssueResult.Items.Count; i++)
     {
         var pr = searchIssueResult.Items[i];
-        var pullRequestTask = githubClient.PullRequest.Get(OWNER, REPO, pr.Number);
-        var filesTask = githubClient.PullRequest.Files(OWNER, REPO, pr.Number);
-        var issueCommentsTask = githubClient.Issue.Comment.GetAllForIssue(OWNER, REPO, pr.Number);
-        var reviewsTask = githubClient.PullRequest.Review.GetAll(OWNER, REPO, pr.Number);
+        var pullRequestTask = githubClient.PullRequest.Get(Constants.Owner, Constants.Repository, pr.Number);
+        var filesTask = githubClient.PullRequest.Files(Constants.Owner, Constants.Repository, pr.Number);
+        var issueCommentsTask = githubClient.Issue.Comment.GetAllForIssue(Constants.Owner, Constants.Repository, pr.Number);
+        var reviewsTask = githubClient.PullRequest.Review.GetAll(Constants.Owner, Constants.Repository, pr.Number);
 
         pullRequestInfos[i] = new PullRequestInfo
         {
diff --git a/src/PRDigest.NET/PullRequestAnalyzer.cs b/src/PRDigest.NET/PullRequestAnalyzer.cs
index a2dae2d..7419d3c 100644
--- a/src/PRDigest.NET/PullRequestAnalyzer.cs
+++ b/src/PRDigest.NET/PullRequestAnalyzer.cs
@@ -257,10 +257,13 @@ private static Metadata GetMetadata(HeadingBlock heading, IEnumerable<LiteralInl
             inline = inline.NextSibling;
         }
 
-        var anchorId = pullRequestNumber.TrimStart('#');
         var displayText = $"{pullRequestNumber} {titleText.Trim()}";
 
-        return new Metadata(anchorId, displayText, labels?.Select(l => l.ToString()).ToImmutableArray() ?? ImmutableArray<string>.Empty, mergedAt);
+        return new Metadata(
+            pullRequestNumber.TrimStart('#'), 
+            displayText, 
+            labels?.Select(l => l.ToString()).ToImmutableArray() ?? ImmutableArray<string>.Empty, 
+            mergedAt);
     }
 
     private static string GetOverview(ContainerInline? inline)
@@ -300,20 +303,20 @@ public sealed class AnalysisResults(
         FrozenDictionary<string, string> labelColorMap,
         List<Metadata> botPullRequestMetadata,
         List<Metadata> communityPullRequestMetadata,
-        List<Metadata> aiAgentPullRequestMetadata,
+        List<Metadata> agentPullRequestMetadata,
         FrozenDictionary<string, Summary> summaryMap)
     {
         public int PullRequestTotalCount => pullRequestTotalCount;
 
         public int PullRequestCountForCommunity => communityPullRequestMetadata.Count;
         public int PullRequestCountForBot => botPullRequestMetadata.Count;
-        public int PullRequestCountForAiAgent => aiAgentPullRequestMetadata.Count;
+        public int PullRequestCountForAiAgent => agentPullRequestMetadata.Count;
         public FrozenDictionary<string, ImmutableArray<Metadata>> LabelMap => labelMap;
         public FrozenDictionary<string, string> LabelColorGroups => labelColorMap;
         public int LabelCount => LabelMap.Count;
         public ReadOnlySpan<Metadata> CommunityPullRequestMetadataSpan => CollectionsMarshal.AsSpan(communityPullRequestMetadata);
         public ReadOnlySpan<Metadata> BotPullRequestMetadataSpan => CollectionsMarshal.AsSpan(botPullRequestMetadata);
-        public ReadOnlySpan<Metadata> AiAgentPullRequestMetadataSpan => CollectionsMarshal.AsSpan(aiAgentPullRequestMetadata);
+        public ReadOnlySpan<Metadata> AgentPullRequestMetadataSpan => CollectionsMarshal.AsSpan(agentPullRequestMetadata);
         public FrozenDictionary<string, Summary> SummaryMap => summaryMap;
     }
 
diff --git a/src/PRDigest.NET/RssFeedGenerator.cs b/src/PRDigest.NET/RssFeedGenerator.cs
index bacd9b9..d2a489e 100644
--- a/src/PRDigest.NET/RssFeedGenerator.cs
+++ b/src/PRDigest.NET/RssFeedGenerator.cs
@@ -53,6 +53,10 @@ private static void AppendItems(ref DefaultInterpolatedStringHandler itemBuilder
         {
             AppendItem(ref itemBuilder, target, analysisResult.SummaryMap, metadata);
         }
+        foreach (var metadata in analysisResult.AgentPullRequestMetadataSpan)
+        {
+            AppendItem(ref itemBuilder, target, analysisResult.SummaryMap, metadata);
+        }
 
         static void AppendItem(ref DefaultInterpolatedStringHandler builder, string target, FrozenDictionary<string, PullRequestAnalyzer.Summary> summaryGroups, PullRequestAnalyzer.Metadata metadata)
         {