diff --git a/relay/playbooks/ember-installed-tune-pc1.ps1 b/relay/playbooks/ember-installed-tune-pc1.ps1
index 4426ef81..70a0b7c6 100644
--- a/relay/playbooks/ember-installed-tune-pc1.ps1
+++ b/relay/playbooks/ember-installed-tune-pc1.ps1
@@ -16,6 +16,11 @@ function Post([string] $path, [string] $json) { try { Invoke-WebRequest -Uri ($b
 $s = State
 if (-not $s) { Write-Output 'RESULT TUNE error=state_unreadable'; exit 1 }
 $ver = [string]$s.version
+# the first line: the version gate (main, 6 October 2026): 0.3.14 or later carries bd7fcf4 (AMD apply on ack) and
+# 5165de7 (api/tune/goal with the climb); an older app aborts here before anything is asked of it
+$vok = $false; try { $vok = ([version]($ver -replace '[^0-9.].*$', '')) -ge [version]'0.3.14' } catch { }
+Write-Output ('RESULT TUNE version=' + $ver + ' gate=' + $(if ($vok) { 'ok (0.3.14 or later)' } else { 'FAILED (needs 0.3.14 with bd7fcf4 and 5165de7)' }) + ' climb_field=' + $(if ($null -ne $s.settings.tune_climb) { 'present' } else { 'absent' }))
+if (-not $vok -or $null -eq $s.settings.tune_climb) { Write-Output 'RESULT TUNE error=version_gate'; exit 1 }
 Write-Output ('RESULT TUNE installed app ' + $ver + ' power_control=' + $s.settings.power_control + ' tuning_off=' + $s.settings.tuning_off + ' climb_before=' + $s.settings.tune_climb + ' goal_before=' + $s.settings.tune_goal)
 $t = Get-ScheduledTask -TaskName 'Igneum Power Helper' -ErrorAction SilentlyContinue
 Write-Output ('RESULT TUNE task ' + $(if ($t) { $t.Actions[0].Execute + ' state=' + $t.State } else { 'NOT REGISTERED' }))
@@ -34,6 +39,9 @@ $logs = Join-Path $appDir 'logs'
 function LogMark() { $l = Get-ChildItem -Path $logs -Filter 'app-*.log' -ErrorAction SilentlyContinue | Sort-Object LastWriteTime -Descending | Select-Object -First 1; if ($l) { return @{ f = $l.FullName; n = (Get-Content -LiteralPath $l.FullName).Count } } else { return @{ f = ''; n = 0 } } }
 function LogSince($m) { if (-not $m.f) { return @() }; $all = @(Get-Content -LiteralPath $m.f -ErrorAction SilentlyContinue); if ($all.Count -le $m.n) { return @() }; return @($all[$m.n..($all.Count - 1)]) }
 $rows = 0
+$m0 = LogMark
+# run 6's ladder floors (6 October 2026, PC 1), what the climb has to beat
+$floor = @{ 'NVIDIA GeForce RTX 5090' = @{ eff = 0.5632; mhs = 127.71; watts = 226.8; point = '1854 MHz at 100%' }; 'NVIDIA GeForce RTX 4070' = @{ eff = 0.3809; mhs = 28.78; watts = 75.6; point = '1863 MHz at 50%' } }
 foreach ($c in $order) {
   if ((Get-Date) -gt $deadline) { Say 'budget spent before ' + $c.key; break }
   $m = LogMark
@@ -58,6 +66,24 @@ foreach ($c in $order) {
   $st = State
   if ($st) { $cc = $st.mining.cards | Where-Object { $_.key -eq $c.key } | Select-Object -First 1; if ($cc) { Write-Output ('RESULT TUNE after key=' + $c.key + ' power_w=' + $cc.power_w + ' power_pct=' + $cc.power_pct + ' clock_cap=' + $cc.clock_cap_mhz + ' line=' + $cc.tune_line + ' source=' + $cc.tune_source + ' note=' + $cc.sweep_note); if ($cc.tune_curve) { Write-Output ('RESULT TUNE curve key=' + $c.key + ' ' + (($cc.tune_curve | ForEach-Object { ($_.clock_mhz) + 'MHz/' + ($_.mem_mhz) + 'mem/' + ($_.power_pct) + '%:' + $_.mhs + 'MH/s ' + $_.watts + 'W ' + $_.eff + ' ' + $_.mark }) -join ' | ')) } } }
 }
+# the prompt count: the app's own log over the window; a task line says "(no prompt)", a prompted helper says
+# "administrator prompt" (the Security log's process audit is off on PC 1, so the app's log is the record)
+$win = @(LogSince $m0)
+$noPrompt = @($win | Where-Object { $_ -match 'Power Helper task \(no prompt\)' }).Count
+$prompted = @($win | Where-Object { $_ -match 'administrator prompt|runas|UAC' }).Count
+Write-Output ('RESULT TUNE prompts=' + $prompted + ' task_lines=' + $noPrompt + ' (from the app log over the window)')
+# the climb against run 6's ladder floor, per NVIDIA card
+$st = State
+if ($st) {
+  foreach ($c in @($cards | Where-Object { $_.vendor -eq 'nvidia' })) {
+    $cc = $st.mining.cards | Where-Object { $_.key -eq $c.key } | Select-Object -First 1
+    $f = $floor[[string]$c.name]
+    if ($cc -and $f -and $cc.sweep_eff -gt 0) {
+      $d = [math]::Round(($cc.sweep_eff - $f.eff) / $f.eff * 100, 1)
+      Write-Output ('RESULT TUNE versus_run6 key=' + $c.key + ' climb=' + $cc.sweep_eff + ' MH/W (' + $cc.sweep_mhs + ' MH/s at ' + $cc.sweep_watts + ' W) ladder_floor=' + $f.eff + ' (' + $f.point + ') delta=' + $d + '% ' + $(if ($cc.sweep_eff -gt $f.eff) { 'the climb beat the floor' } elseif ($cc.sweep_eff -eq $f.eff) { 'equal' } else { 'the ladder floor stands' }))
+    } elseif ($cc -and $f) { Write-Output ('RESULT TUNE versus_run6 key=' + $c.key + ' no chosen point this run (' + $cc.sweep_note + ')') }
+  }
+}
 # the climb switch back to what it was
 Post 'api/tune/goal' ('{"climb":' + $(if ($climbBefore) { 'true' } else { 'false' }) + '}') | Out-Null
 Write-Output ('RESULT TUNE climb_restored=' + $climbBefore + ' rows=' + $rows)