diff --git a/tests/integration/pulls_reply_test.go b/tests/integration/pulls_reply_test.go
new file mode 100644
index 0000000..9cf35b4
--- /dev/null
+++ b/tests/integration/pulls_reply_test.go
@@ -0,0 +1,109 @@
+// Copyright 2026 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package integration
+
+import (
+	"context"
+	"encoding/base64"
+	"fmt"
+	"strconv"
+	"testing"
+	"time"
+
+	"code.gitea.io/sdk/gitea"
+	"code.gitea.io/tea/cmd/pulls"
+	"github.com/stretchr/testify/require"
+	"github.com/urfave/cli/v3"
+)
+
+func TestPullsReply(t *testing.T) {
+	login := createIntegrationLogin(t)
+	client := login.Client()
+	timestamp := time.Now().UnixNano()
+	repoName := fmt.Sprintf("tea-pr-reply-%d", timestamp)
+	featureBranch := fmt.Sprintf("reply-test-%d", timestamp)
+	replyBody := fmt.Sprintf("Thanks for the review %d", timestamp)
+
+	repo, _, err := client.CreateRepo(gitea.CreateRepoOption{
+		Name:          repoName,
+		AutoInit:      true,
+		DefaultBranch: "main",
+	})
+	require.NoError(t, err)
+	t.Cleanup(func() {
+		if _, delErr := client.DeleteRepo(login.User, repoName); delErr != nil {
+			t.Logf("failed to delete integration test repo %q: %v", repoName, delErr)
+		}
+	})
+
+	baseBranch := repo.DefaultBranch
+	if baseBranch == "" {
+		baseBranch = "main"
+	}
+
+	_, _, err = client.CreateFile(login.User, repoName, "review.txt", gitea.CreateFileOptions{
+		FileOptions: gitea.FileOptions{
+			Message:       "add review target",
+			BranchName:    baseBranch,
+			NewBranchName: featureBranch,
+		},
+		Content: base64.StdEncoding.EncodeToString([]byte("line for review\n")),
+	})
+	require.NoError(t, err)
+
+	pr, _, err := client.CreatePullRequest(login.User, repoName, gitea.CreatePullRequestOption{
+		Base:  baseBranch,
+		Head:  featureBranch,
+		Title: "Integration test for pr reply",
+		Body:  "Adds a file so we can reply to a review comment.",
+	})
+	require.NoError(t, err)
+
+	review, _, err := client.CreatePullReview(login.User, repoName, pr.Index, gitea.CreatePullReviewOptions{
+		State: gitea.ReviewStateComment,
+		Body:  "Please take another look.",
+		Comments: []gitea.CreatePullReviewComment{{
+			Path:       "review.txt",
+			Body:       "Could you clarify this line?",
+			NewLineNum: 1,
+		}},
+	})
+	require.NoError(t, err)
+
+	comments, _, err := client.ListPullReviewComments(login.User, repoName, pr.Index, review.ID)
+	require.NoError(t, err)
+	require.Len(t, comments, 1)
+
+	pullsCmd := &cli.Command{
+		Name:     "pulls",
+		Commands: []*cli.Command{&pulls.CmdPullsReply},
+	}
+
+	err = pullsCmd.Run(context.Background(), []string{
+		"pulls",
+		"reply",
+		strconv.FormatInt(pr.Index, 10),
+		strconv.FormatInt(comments[0].ID, 10),
+		replyBody,
+		"--login",
+		login.Name,
+		"--repo",
+		repo.FullName,
+	})
+	require.NoError(t, err)
+
+	require.Eventually(t, func() bool {
+		reviewComments, _, listErr := client.ListPullReviewComments(login.User, repoName, pr.Index, review.ID)
+		if listErr != nil {
+			t.Logf("failed to list review comments: %v", listErr)
+			return false
+		}
+		for _, reviewComment := range reviewComments {
+			if reviewComment.Body == replyBody && reviewComment.ReviewID == review.ID {
+				return true
+			}
+		}
+		return false
+	}, 10*time.Second, 500*time.Millisecond)
+}