diff --git a/.github/workflows/regression-test.yaml b/.github/workflows/regression-test.yaml
index f555dcf10..3a8db2082 100644
--- a/.github/workflows/regression-test.yaml
+++ b/.github/workflows/regression-test.yaml
@@ -18,6 +18,9 @@ on:
       - reopened
       - synchronize
 
+env:
+  REGRESSION_TEST_OUTPUT_FILE: output.txt
+
 jobs:
   regression-tests:
     if: github.event.pull_request.draft == false
@@ -52,10 +55,30 @@ jobs:
         run: uv sync --only-dev
 
       - name: Run regression test
+        continue-on-error: true
         run: >-
           uv run nox -s regression_tests-${{ matrix.python-version }} --
-          "$BASE_REF" "$HEAD_REF"
+          "${BASE_REF}" "${HEAD_REF}" | tee ${REGRESSION_TEST_OUTPUT_FILE}
         env:
           BASE_REF: ${{ github.event.pull_request.base.ref }}
           HEAD_REF: ${{ github.event.pull_request.head.ref }}
           FORCE_COLOR: 1
+
+      - name: Extract regression information for PR comment
+        id: extract_comment
+        if: failure()
+        run: >-
+          f=${REGRESSION_TEST_OUTPUT_FILE}; start=$(grep -n -m1 'Performance has
+          regressed:' "${f}" | cut -d: -f1)
+            || { echo "No match"; exit 1; };
+          s_dash=$(awk -v n=${start} 'NR<=n && /^-+$/ {l=NR} END{print l}'
+          "${f}"); e_dash=$(awk -v n=${start} 'NR>=n && /^-+$/ {print NR; exit}'
+          "${f}"); PR_COMMENT_MSG=$(sed -n "${s_dash},${e_dash}p" "${f}"); echo
+          "PR_COMMENT_MSG=${PR_COMMENT_MSG}" >> ${GITHUB_OUTPUT};
+
+      - name: Write PR comment
+        if: failure()
+        uses: mshick/add-pr-comment@v2
+        with:
+          message: >-
+            ${{ steps.extract_comment.outputs.PR_COMMENT_MSG }}