diff --git a/.claude/skills/upgrade-all/SKILL.md b/.claude/skills/upgrade-all/SKILL.md
index ca2bf70..0582b73 100644
--- a/.claude/skills/upgrade-all/SKILL.md
+++ b/.claude/skills/upgrade-all/SKILL.md
@@ -117,9 +117,10 @@ End with the report path and a reminder that **nothing was merged**.
 
 ## 6. Launch the public Recipe Report
 Once the summary is written, kick off the weekly public report (its own agent, separate model — default
-opus): `python3 /srv/cc-ci/cc-ci-plan/launch-report.py start`. It runs `/recipe-report`, reviews this
-run + the live recipe/PR state, and publishes to https://report.ci.commoninternet.net. Fire-and-forget
-— it runs independently; you can then go idle.
+opus): **`python3 /srv/cc-ci/cc-ci-plan/launch-report.py fresh`** (use `fresh`, not `start` — the report
+is a one-shot and must always run a NEW session for THIS week, even if a previous report session is
+still around). It runs `/recipe-report`, reviews this run + the live recipe/PR state, and publishes to
+https://report.ci.commoninternet.net. Fire-and-forget — it runs independently; you can then go idle.
 
 ## Safety / coordination (this matters — shared host with the build loops)
 - **Sequential is the default for a reason.** Recipe deploys are **stateful on the shared Swarm** and
diff --git a/cc-ci-plan/launch-report.py b/cc-ci-plan/launch-report.py
index def3347..d30f363 100755
--- a/cc-ci-plan/launch-report.py
+++ b/cc-ci-plan/launch-report.py
@@ -32,6 +32,7 @@ def die(m): log(f"ERROR: {m}"); sys.exit(1)
 def _sh(c): return subprocess.run(c, capture_output=True, text=True)
 def session_alive(): return _sh(["tmux", "has-session", "-t", SESSION]).returncode == 0
 def kill_session(): subprocess.run(["tmux", "kill-session", "-t", SESSION], capture_output=True)
+def _busy(): return "esc to interrupt" in _sh(["tmux", "capture-pane", "-pt", SESSION]).stdout
 
 
 def build_kickoff(date):
@@ -56,9 +57,11 @@ def start(mode, date):
         die("tmux not found")
     Path(LOG_DIR).mkdir(parents=True, exist_ok=True)
     if session_alive():
-        if mode == "use-or-create":
-            log(f"{SESSION} already running — leaving it"); return
-        log(f"{SESSION} exists — killing (fresh)"); kill_session(); time.sleep(1)
+        # The report is a one-shot. Leave the session ONLY if it's actively producing a report;
+        # an idle/leftover session (e.g. last week's, gone idle) is killed so a new run starts.
+        if mode == "use-or-create" and _busy():
+            log(f"{SESSION} busy with a report — leaving it"); return
+        log(f"{SESSION} exists (idle/leftover) — killing first"); kill_session(); time.sleep(1)
 
     kf = Path(LOG_DIR) / f".kickoff-{SESSION}.txt"
     kf.write_text(build_kickoff(date))