diff --git a/.github/workflows/cibuildwheel.yml b/.github/workflows/cibuildwheel.yml
index e258ea38c482..13922eb724ca 100644
--- a/.github/workflows/cibuildwheel.yml
+++ b/.github/workflows/cibuildwheel.yml
@@ -1,38 +1,13 @@
 ---
 name: Build CI wheels
 
-on:
-  # Save CI by only running this on release branches or tags.
-  push:
-    branches:
-      - main
-      - v[0-9]+.[0-9]+.x
-    tags:
-      - v*
-  # Also allow running this action on PRs if requested by applying the
-  # "Run cibuildwheel" label.
-  pull_request:
-    types:
-      - opened
-      - synchronize
-      - reopened
-      - labeled
+on: push
 
 permissions:
   contents: read
 
 jobs:
   build_sdist:
-    if: >-
-      github.event_name == 'push' ||
-      github.event_name == 'pull_request' && (
-        (
-          github.event.action == 'labeled' &&
-          github.event.label.name == 'CI: Run cibuildwheel'
-        ) ||
-        contains(github.event.pull_request.labels.*.name,
-                 'CI: Run cibuildwheel')
-      )
     name: Build sdist
     runs-on: ubuntu-20.04
     outputs:
@@ -76,16 +51,6 @@ jobs:
           if-no-files-found: error
 
   build_wheels:
-    if: >-
-      github.event_name == 'push' ||
-      github.event_name == 'pull_request' && (
-        (
-          github.event.action == 'labeled' &&
-          github.event.label.name == 'CI: Run cibuildwheel'
-        ) ||
-        contains(github.event.pull_request.labels.*.name,
-                 'CI: Run cibuildwheel')
-      )
     needs: build_sdist
     name: Build wheels on ${{ matrix.os }} for ${{ matrix.cibw_archs }}
     runs-on: ${{ matrix.os }}
@@ -116,6 +81,7 @@ jobs:
       MACOSX_DEPLOYMENT_TARGET: "10.12"
       MPL_DISABLE_FH4: "yes"
     strategy:
+      fail-fast: false
       matrix:
         include:
           - os: ubuntu-20.04
@@ -142,50 +108,6 @@ jobs:
           name: cibw-sdist
           path: dist/
 
-      - name: Build wheels for CPython 3.13
-        uses: pypa/cibuildwheel@bd033a44476646b606efccdd5eed92d5ea1d77ad  # v2.20.0
-        with:
-          package-dir: dist/${{ needs.build_sdist.outputs.SDIST_NAME }}
-        env:
-          CIBW_BUILD: "cp313-* cp313t-*"
-          # No free-threading wheels for NumPy; musllinux skipped for main builds also.
-          CIBW_SKIP: "cp313t-win_amd64 *-musllinux_aarch64"
-          CIBW_BUILD_FRONTEND:
-            "pip; args: --pre --extra-index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple"
-          CIBW_FREE_THREADED_SUPPORT: true
-          # No free-threading wheels available for aarch64 on Pillow.
-          CIBW_TEST_SKIP: "cp313t-manylinux_aarch64"
-          # We need pre-releases to get the nightly wheels.
-          CIBW_BEFORE_TEST: >-
-            pip install --pre
-            --extra-index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
-            contourpy numpy pillow
-          CIBW_ARCHS: ${{ matrix.cibw_archs }}
-
-      - name: Build wheels for CPython 3.12
-        uses: pypa/cibuildwheel@bd033a44476646b606efccdd5eed92d5ea1d77ad  # v2.20.0
-        with:
-          package-dir: dist/${{ needs.build_sdist.outputs.SDIST_NAME }}
-        env:
-          CIBW_BUILD: "cp312-*"
-          CIBW_ARCHS: ${{ matrix.cibw_archs }}
-
-      - name: Build wheels for CPython 3.11
-        uses: pypa/cibuildwheel@bd033a44476646b606efccdd5eed92d5ea1d77ad  # v2.20.0
-        with:
-          package-dir: dist/${{ needs.build_sdist.outputs.SDIST_NAME }}
-        env:
-          CIBW_BUILD: "cp311-*"
-          CIBW_ARCHS: ${{ matrix.cibw_archs }}
-
-      - name: Build wheels for CPython 3.10
-        uses: pypa/cibuildwheel@bd033a44476646b606efccdd5eed92d5ea1d77ad  # v2.20.0
-        with:
-          package-dir: dist/${{ needs.build_sdist.outputs.SDIST_NAME }}
-        env:
-          CIBW_BUILD: "cp310-*"
-          CIBW_ARCHS: ${{ matrix.cibw_archs }}
-
       - name: Build wheels for PyPy
         uses: pypa/cibuildwheel@bd033a44476646b606efccdd5eed92d5ea1d77ad  # v2.20.0
         with:
@@ -200,32 +122,3 @@ jobs:
           name: cibw-wheels-${{ runner.os }}-${{ matrix.cibw_archs }}
           path: ./wheelhouse/*.whl
           if-no-files-found: error
-
-  publish:
-    if: github.event_name == 'push' && github.ref_type == 'tag'
-    name: Upload release to PyPI
-    needs: [build_sdist, build_wheels]
-    runs-on: ubuntu-latest
-    environment: release
-    permissions:
-      id-token: write
-      attestations: write
-      contents: read
-    steps:
-      - name: Download packages
-        uses: actions/download-artifact@v4
-        with:
-          pattern: cibw-*
-          path: dist
-          merge-multiple: true
-
-      - name: Print out packages
-        run: ls dist
-
-      - name: Generate artifact attestation for sdist and wheel
-        uses: actions/attest-build-provenance@310b0a4a3b0b78ef57ecda988ee04b132db73ef8  # v1.4.1
-        with:
-          subject-path: dist/matplotlib-*
-
-      - name: Publish package distributions to PyPI
-        uses: pypa/gh-action-pypi-publish@ec4db0b4ddc65acdf4bff5fa45ac92d78b56bdf0  # v1.9.0