diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
new file mode 100644
index 0000000..2e0c0b3
--- /dev/null
+++ b/.github/workflows/benchmark.yml
@@ -0,0 +1,57 @@
+name: Performance tracking
+on:
+  pull_request:
+
+env:
+  PYTHON: ~
+
+jobs:
+  performance-tracking:
+    runs-on: ubuntu-latest
+    #runs-on: self-hosted
+    steps:
+      # setup
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@latest
+        with:
+          version: '1.10'
+      - uses: julia-actions/julia-buildpkg@latest
+      - name: install dependencies
+        run: julia -e 'using Pkg; pkg"add PkgBenchmark BenchmarkCI@0.1"'
+
+      # run the benchmark suite
+      - name: run benchmarks
+        run: |
+          julia -e '
+            using BenchmarkCI
+            BenchmarkCI.judge()
+            BenchmarkCI.displayjudgement()
+            '
+
+      # generate and record the benchmark result as markdown
+      - name: generate benchmark result
+        run: |
+          body=$(julia -e '
+          using BenchmarkCI
+
+          let
+              judgement = BenchmarkCI._loadjudge(BenchmarkCI.DEFAULT_WORKSPACE)
+              title = "Benchmark Result"
+              ciresult = BenchmarkCI.CIResult(; judgement, title)
+              BenchmarkCI.printcommentmd(stdout::IO, ciresult)
+          end
+          ')
+          body="${body//'%'/'%25'}"
+          body="${body//$'\n'/'%0A'}"
+          body="${body//$'\r'/'%0D'}"
+          echo $body > ./benchmark-result.artifact
+
+      # record the pull request number
+      - name: record pull request number
+        run: echo ${{ github.event.pull_request.number }} > ./pull-request-number.artifact
+
+      # save as artifacts (performance tracking (comment) workflow will use it)
+      - uses: actions/upload-artifact@v4
+        with:
+          name: performance-tracking
+          path: ./*.artifact
diff --git a/.github/workflows/ci-julia-nightly.yml b/.github/workflows/ci-julia-nightly.yml
index 0a982e6..dd794ab 100644
--- a/.github/workflows/ci-julia-nightly.yml
+++ b/.github/workflows/ci-julia-nightly.yml
@@ -4,6 +4,8 @@ on:
     branches: [master, main]
     tags: ["*"]
   pull_request:
+env:
+  PYTHON: ~
 jobs:
   test:
     name: Julia ${{ matrix.version }} - t=${{ matrix.threads }} - jet=${{ matrix.jet }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
@@ -28,22 +30,14 @@ jobs:
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - uses: actions/cache@v3
-        env:
-          cache-name: cache-artifacts
-        with:
-          path: ~/.julia/artifacts
-          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
-          restore-keys: |
-            ${{ runner.os }}-test-${{ env.cache-name }}-
-            ${{ runner.os }}-test-
-            ${{ runner.os }}-
+      - uses: julia-actions/cache@v2
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
         env:
           JULIA_NUM_THREADS: ${{ matrix.threads }}
           JET_TEST: ${{ matrix.jet }}
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         with:
-          file: lcov.info
\ No newline at end of file
+          file: lcov.info
+          token: ${{ secrets.CODECOV_TOKEN }}
\ No newline at end of file