diff --git a/runs/frontier-workload-regime-taxonomy-v0/jobs_simulator_v2.toml b/runs/frontier-workload-regime-taxonomy-v0/jobs_simulator_v2.toml
new file mode 100644
index 0000000..6699647
--- /dev/null
+++ b/runs/frontier-workload-regime-taxonomy-v0/jobs_simulator_v2.toml
@@ -0,0 +1,33 @@
+version = 1
+
+[[jobs]]
+name = "workload-regime-sim-tp1-v2-20260720"
+gpus = 1
+gpu_model = "H20"
+hosts = ["dash1"]
+command = "bash runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh 1 both"
+artifacts = []
+
+[[jobs]]
+name = "workload-regime-sim-tp2-v2-20260720"
+gpus = 1
+gpu_model = "H20"
+hosts = ["dash2"]
+command = "bash runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh 2 both"
+artifacts = []
+
+[[jobs]]
+name = "workload-regime-sim-tp4-noprefix-v2-20260720"
+gpus = 1
+gpu_model = "H20"
+hosts = ["dash3"]
+command = "bash runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh 4 false"
+artifacts = []
+
+[[jobs]]
+name = "workload-regime-sim-tp4-prefix-v2-20260720"
+gpus = 1
+gpu_model = "H20"
+hosts = ["dash4"]
+command = "bash runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh 4 true"
+artifacts = []
diff --git a/runs/frontier-workload-regime-taxonomy-v0/jobs_simulator_v3.toml b/runs/frontier-workload-regime-taxonomy-v0/jobs_simulator_v3.toml
new file mode 100644
index 0000000..280cfb5
--- /dev/null
+++ b/runs/frontier-workload-regime-taxonomy-v0/jobs_simulator_v3.toml
@@ -0,0 +1,33 @@
+version = 1
+
+[[jobs]]
+name = "workload-regime-sim-tp1-v3-20260720"
+gpus = 1
+gpu_model = "H20"
+hosts = ["dash1"]
+command = "bash runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh 1 both"
+artifacts = []
+
+[[jobs]]
+name = "workload-regime-sim-tp2-v3-20260720"
+gpus = 1
+gpu_model = "H20"
+hosts = ["dash2"]
+command = "bash runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh 2 both"
+artifacts = []
+
+[[jobs]]
+name = "workload-regime-sim-tp4-noprefix-v3-20260720"
+gpus = 1
+gpu_model = "H20"
+hosts = ["dash3"]
+command = "bash runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh 4 false"
+artifacts = []
+
+[[jobs]]
+name = "workload-regime-sim-tp4-prefix-v3-20260720"
+gpus = 1
+gpu_model = "H20"
+hosts = ["dash4"]
+command = "bash runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh 4 true"
+artifacts = []
diff --git a/runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh b/runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh
index 056b0bc..b2af749 100644
--- a/runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh
+++ b/runs/frontier-workload-regime-taxonomy-v0/run_simulator_group.sh
@@ -34,8 +34,8 @@ for path in "${TRACES_ROOT}/manifest.json" "${FRONTIER_SOURCE}" \
 done
 
 run_mode() {
-  local prefix_mode="$1" output_root prefix_flag
-  local -a traces configs command
+  local prefix_mode="$1" output_root prefix_flag family
+  local -a families traces configs command
   output_root="${EXPERIMENT_ROOT}/sim/tp${TP}-prefix-${prefix_mode}"
   mkdir -p "${output_root}/provenance"
 
@@ -45,48 +45,68 @@ run_mode() {
     prefix_flag="--no-prefix-caching"
   fi
 
-  mapfile -t traces < <(
+  mapfile -t families < <(
     jq -r --argjson prefix "${prefix_mode}" '
       .cases
       | map(select(.prefix_caching == $prefix))
-      | sort_by(.global_offered_request_rate, .family)
+      | map(.family)
+      | unique
       | .[]
-      | "\(.family)-rho\(.rho | tostring | gsub("\\."; "p"))=\(.public_csv)"
     ' "${TRACES_ROOT}/manifest.json"
   )
-  [[ "${#traces[@]}" -gt 0 ]] || { echo "ERROR: empty trace group" >&2; exit 1; }
+  [[ "${#families[@]}" -gt 0 ]] || { echo "ERROR: empty family group" >&2; exit 1; }
 
   for mns in 8 16 32 64; do
     configs+=(--config "tp${TP}_mns${mns}")
   done
-  for trace in "${traces[@]}"; do
-    command+=(--trace "${trace}")
-  done
-
   {
     printf 'host=%s\n' "$(hostname)"
     printf 'tp=%s\n' "${TP}"
     printf 'prefix_mode=%s\n' "${prefix_mode}"
-    printf 'trace_count=%s\n' "${#traces[@]}"
+    printf 'family_count=%s\n' "${#families[@]}"
     git -C "${CHECKOUT}" rev-parse HEAD
     git -C "${FRONTIER_SOURCE}" rev-parse HEAD
     sha256sum "${TRACES_ROOT}/manifest.json" "${PROFILE_ROOT}/manifest.json" \
       "${KERNEL_PROFILE_ROOT}/manifest.json" "${ALLREDUCE_CSV}"
   } > "${output_root}/provenance/launch.txt"
 
-  PYTHONPATH="${BASE_PYTHON_DEPS}" /usr/bin/python3 "${RUNNER}" \
-    --frontier-source "${FRONTIER_SOURCE}" \
-    --replayserve-root "${REPLAYSERVE_ROOT}" \
-    --profile-root "${PROFILE_ROOT}" \
-    --kernel-profile-root "${KERNEL_PROFILE_ROOT}" \
-    --python-deps "${CUSTOM_PYTHON_DEPS}" \
-    --output-root "${output_root}" \
-    "${command[@]}" "${configs[@]}" \
-    --rate-contract trace-window "${prefix_flag}" \
-    --cc-backend vidur --allreduce-csv "${ALLREDUCE_CSV}" \
-    --timeout-seconds 3600 --predictor-training-job-threads 4 \
-    --decode-cuda-graph-mode piecewise --align-real-graph-runtime \
-    --store-stage-batch-ledger --resume --continue-on-failure
+  for family in "${families[@]}"; do
+    traces=()
+    command=()
+    mapfile -t traces < <(
+      jq -r --arg family "${family}" '
+        .cases
+        | map(select(.family == $family))
+        | sort_by(.global_offered_request_rate)
+        | .[]
+        | "\(.family)-rho\(.rho | tostring | gsub("\\."; "p"))=\(.public_csv)"
+      ' "${TRACES_ROOT}/manifest.json"
+    )
+    [[ "${#traces[@]}" -eq 5 ]] || {
+      echo "ERROR: expected five load anchors for ${family}" >&2
+      exit 1
+    }
+    for trace in "${traces[@]}"; do
+      command+=(--trace "${trace}")
+    done
+    printf 'SIMULATOR_FAMILY_START family=%s tp=%s prefix=%s\n' \
+      "${family}" "${TP}" "${prefix_mode}"
+    PYTHONPATH="${BASE_PYTHON_DEPS}" /usr/bin/python3 "${RUNNER}" \
+      --frontier-source "${FRONTIER_SOURCE}" \
+      --replayserve-root "${REPLAYSERVE_ROOT}" \
+      --profile-root "${PROFILE_ROOT}" \
+      --kernel-profile-root "${KERNEL_PROFILE_ROOT}" \
+      --python-deps "${CUSTOM_PYTHON_DEPS}" \
+      --output-root "${output_root}" \
+      "${command[@]}" "${configs[@]}" \
+      --rate-contract trace-window "${prefix_flag}" \
+      --cc-backend vidur --allreduce-csv "${ALLREDUCE_CSV}" \
+      --timeout-seconds 3600 --predictor-training-job-threads 4 \
+      --decode-cuda-graph-mode piecewise --align-real-graph-runtime \
+      --store-stage-batch-ledger --resume --continue-on-failure
+    cp "${output_root}/frontier_trace_surface_frozen.json" \
+      "${output_root}/frontier_trace_surface_${family}.json"
+  done
 }
 
 if [[ "${MODE}" == "both" ]]; then