diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6397d07..a0f4e74 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -2,22 +2,37 @@ name: benchmark
 
 on:
   push:
-    branches:
-      - main
+    branches: [main]
   pull_request:
   workflow_dispatch:
 
-
 concurrency:
-  # Cancel concurrent flows
   group: ci-${{ github.head_ref || github.run_id }}
   cancel-in-progress: true
 
 jobs:
+  # 1. SETUP: Dynamically find the samples
+  setup:
+    runs-on: ubuntu-latest
+    outputs:
+      samples: ${{ steps.set-matrix.outputs.samples }}
+    steps:
+      - uses: actions/checkout@v4
+      - id: set-matrix
+        run: |
+          # Auto-discover benchmarks from resources/regions/, but only keep
+          # those that include a target regions BED (required by the workflow).
+          SAMPLES=$(for d in resources/regions/*/; do [ -f "$d/target-regions.bed" ] && basename "$d"; done | jq -R -s -c 'split("\n")[:-1]')
+          echo "samples=$SAMPLES" >> $GITHUB_OUTPUT
+
+  # 2. EVALUATE: The matrix-based analysis
   evaluate:
+    needs: setup
     runs-on: ubuntu-latest
-    permissions:
-      actions: write
+    strategy:
+      fail-fast: false
+      matrix:
+        sample: ${{ fromJson(needs.setup.outputs.samples) }}
     env:
       FTP_PASSWORD: ${{ secrets.FTP_PASSWORD }}
       ZENODO_TOKEN: ${{ secrets.ZENODO_TOKEN }}
@@ -27,26 +42,12 @@ jobs:
       BO_CORE_UNIT_TOKEN: ${{ secrets.BO_CORE_UNIT_TOKEN }}
       BENCHMARK_GIAB_NA12878_TWIST_TOKEN: ${{ secrets.BENCHMARK_GIAB_NA12878_TWIST_TOKEN }}
       SNAKEMAKE_STORAGE_ZENODO_ACCESS_TOKEN: ${{ secrets.SNAKEMAKE_STORAGE_ZENODO_ACCESS_TOKEN }}
-    steps:
-      - uses: 8BitJonny/gh-get-current-pr@3.0.0
-        id: pr
-        with:
-          sha: ${{ github.event.pull_request.head.sha }}
-          filterOutClosed: true
-
-      - run: |
-          echo "is PR: ${{ steps.pr.outputs.pr_found }}"
-          echo "current branch: ${{ github.ref }}"
 
+    steps:
       - name: Free Disk Space (Ubuntu)
         uses: jlumbroso/free-disk-space@v1.3.1
         with:
-          # this might remove tools that are actually needed,
-          # if set to "true" but frees about 6 GB
           tool-cache: false
-
-          # all of these default to true, but feel free to set to
-          # "false" if necessary for your workflow
           android: true
           dotnet: true
           haskell: true
@@ -58,7 +59,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Download reference genome
-        uses: snakemake/snakemake-github-action@v2
+        uses: snakemake/snakemake-github-action@v2.0.3
         with:
           directory: "."
           snakefile: "workflow/Snakefile"
@@ -68,25 +69,22 @@ jobs:
             pip install snakemake-storage-plugin-http
 
       - name: Download truthsets
-        uses: snakemake/snakemake-github-action@v2
+        uses: snakemake/snakemake-github-action@v2.0.3
         with:
           directory: "."
           snakefile: "workflow/Snakefile"
-          args: "--sdm conda --cores 1 --conda-cleanup-pkgs cache --until benchmark_get_truth"
+          args: "--sdm conda --cores 1 --conda-cleanup-pkgs cache --until benchmark_get_truth --config benchmark=${{ matrix.sample }}"
           stagein: |
             pip install snakemake-storage-plugin-zenodo
             pip install snakemake-storage-plugin-http
 
-      # This step is necessary (after downloading the truthsets above) to ensure
-      # that the files coming from the git repo are not triggering reruns
-      # because their modification dates are too new or too old.
-      # (as git does not preserve modification dates)
       - name: Fix modification dates
-        uses: snakemake/snakemake-github-action@v2
+        uses: snakemake/snakemake-github-action@v2.0.3
         with:
           directory: "."
           snakefile: "workflow/Snakefile"
-          args: "--cores 1 --sdm conda --touch resources/regions/*/test-regions.cov-*.bed"
+          # Only touch the files for THIS matrix sample
+          args: "--cores 1 --sdm conda --touch resources/regions/${{ matrix.sample }}/test-regions.cov-*.bed"
           stagein: |
             pip install snakemake-storage-plugin-zenodo
             pip install snakemake-storage-plugin-http
@@ -97,11 +95,35 @@ jobs:
           directory: "."
           snakefile: "workflow/Snakefile"
           args: >
+            benchmark_all
+            --config benchmark=${{ matrix.sample }}
             --cores 4 --sdm conda --conda-cleanup-pkgs cache --rerun-triggers mtime --all-temp
           stagein: |
             pip install snakemake-storage-plugin-zenodo
             pip install snakemake-storage-plugin-http
 
+      - name: Upload results
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.sample }}
+          # Upload the workflow outputs (keeps the on-disk paths Snakemake expects).
+          path: results/
+          retention-days: 1
+
+  # 3. REPORT: Combine and Deploy
+  report:
+    needs: evaluate
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Download all results
+        uses: actions/download-artifact@v4
+        with:
+          # Merge all benchmark artifacts back into the workspace so Snakemake sees `results/`.
+          path: .
+          merge-multiple: true
+
       - name: Create report
         uses: snakemake/snakemake-github-action@v2
         with:
@@ -112,15 +134,14 @@ jobs:
             pip install snakemake-storage-plugin-zenodo
             pip install snakemake-storage-plugin-http
 
-      - name: Upload report as artifact
-
+      - name: Upload final report
         uses: actions/upload-artifact@v4
         with:
           name: report
           path: report.zip
 
       - name: Trigger homepage build
-        if: ${{ (steps.pr.outputs.pr_found != 'true') && (github.ref == 'refs/heads/main') }}
+        if: github.ref == 'refs/heads/main'
         uses: benc-uk/workflow-dispatch@v1
         with:
           workflow: deploy-page
diff --git a/workflow/Snakefile b/workflow/Snakefile
index 7c07716..62ef004 100644
--- a/workflow/Snakefile
+++ b/workflow/Snakefile
@@ -18,7 +18,7 @@ module benchmark:
         github(
             "snakemake-workflows/dna-seq-benchmark",
             path="workflow/Snakefile",
-            tag="v1.13.0",
+            tag="v1.14.1",
         )
     config:
         config
diff --git a/workflow/rules/common.smk b/workflow/rules/common.smk
index 8ebc811..2795bf3 100644
--- a/workflow/rules/common.smk
+++ b/workflow/rules/common.smk
@@ -5,6 +5,26 @@ def get_zenodo_tag(entry):
         return "zenodo"
 
 
+# Filter callsets by subcategory if specified via --config subcategory=...
+# This allows running benchmarks in parallel across multiple CI runners
+if "subcategory" in config:
+    config["variant-calls"] = {
+        key: callset
+        for key, callset in config["variant-calls"].items()
+        if callset.get("subcategory") == config["subcategory"]
+    }
+
+
+# Filter callsets by benchmark if specified via --config benchmark=...
+# This allows splitting CI work further (e.g. giab-NA12878-agilent-75M vs 200M).
+if "benchmark" in config:
+    config["variant-calls"] = {
+        key: callset
+        for key, callset in config["variant-calls"].items()
+        if callset.get("benchmark") == config["benchmark"]
+    }
+
+
 # add path to callsets
 for key, callset in config["variant-calls"].items():
     if "zenodo" in callset: