diff --git a/config/hwlab-web-probe-sentinel/profiles.yaml b/config/hwlab-web-probe-sentinel/profiles.yaml
index d6cb4396..1086e83a 100644
--- a/config/hwlab-web-probe-sentinel/profiles.yaml
+++ b/config/hwlab-web-probe-sentinel/profiles.yaml
@@ -195,8 +195,8 @@ nodes:
             baseImageRef: config/hwlab-node-control-plane.yaml#targets[1].tekton.toolsImage.output
             envRecipeRef: config/hwlab-web-probe-sentinel/profiles.yaml#nodes.${NODE}.sentinels.${nodeLower}-web-probe-sentinel.runtime
           targetValidation:
-            scenarioId: workbench-dsflash-go-single-turn-smoke
-            maxSeconds: 300
+            scenarioId: workbench-dsflash-go-hwpod-two-turn-freeze-repro
+            maxSeconds: 360
             serviceUnavailablePolicy: structured-failure
         secrets:
           sources:
diff --git a/config/hwlab-web-probe-sentinel/scenarios.multi-sentinel.yaml b/config/hwlab-web-probe-sentinel/scenarios.multi-sentinel.yaml
index ad2c3bf2..6b890f11 100644
--- a/config/hwlab-web-probe-sentinel/scenarios.multi-sentinel.yaml
+++ b/config/hwlab-web-probe-sentinel/scenarios.multi-sentinel.yaml
@@ -25,6 +25,26 @@ sentinel:
           promptSource: promptSet
           repeat: 1
 
+    - id: workbench-dsflash-go-hwpod-two-turn-freeze-repro
+      enabled: true
+      cadence: 10m
+      observeTargetPath: /workbench
+      sampleIntervalMs: 1000
+      screenshotIntervalMs: 60000
+      maxRunSeconds: 360
+      providerProfile: dsflash-go
+      providerProfileMode: exact
+      promptSetRef: config/hwlab-web-probe-sentinel/prompt-set.dsflash-go.yaml#sentinel.promptSet
+      reportViewRef: config/hwlab-web-probe-sentinel/report-views.multi-sentinel.yaml#sentinel.reportViews
+      commandSequence:
+        - type: newSession
+        - type: selectProvider
+          provider: dsflash-go
+        - type: sendPrompt
+          text: hi
+        - type: sendPrompt
+          text: 看看有什么hwpod可用
+
     - id: workbench-dsflash-go-tool-call-10x
       enabled: true
       cadence: 10m
diff --git a/scripts/src/hwlab-node-web-sentinel-p5-observe.ts b/scripts/src/hwlab-node-web-sentinel-p5-observe.ts
index 0646a661..7e9b0fed 100644
--- a/scripts/src/hwlab-node-web-sentinel-p5-observe.ts
+++ b/scripts/src/hwlab-node-web-sentinel-p5-observe.ts
@@ -61,7 +61,7 @@ export function runSentinelQuickVerify(state: SentinelCicdState, reason: string,
   const scenario = findScenario(state, scenarioId);
   if (scenario === null) return { ok: false, status: "blocked", reason: "scenario-not-found", scenarioId, valuesRedacted: true };
   const commandSequence = arrayAt(scenario, "commandSequence").map(record);
-  const needsPromptSet = commandSequence.some((item) => stringAt(item, "type") === "sendPrompt");
+  const needsPromptSet = commandSequence.some((item) => stringAt(item, "type") === "sendPrompt" && inlinePromptText(item) === null);
   const prompts = needsPromptSet
     ? readPromptSetForScenario(state, scenario)
     : { ok: true as const, prompts: [], summary: { source: "not-required", promptCount: 0, valuesRedacted: true } };
@@ -198,7 +198,7 @@ export function runSentinelQuickVerify(state: SentinelCicdState, reason: string,
         if (toAccountId !== null) args.push("--to-account-id", toAccountId);
       }
       if (type === "sendPrompt") {
-        args.push("--text", prompts.prompts[promptIndex % prompts.prompts.length] ?? "");
+        args.push("--text", inlinePromptText(item) ?? prompts.prompts[promptIndex % prompts.prompts.length] ?? "");
         args.push("--expected-action-wait-ms", String(numberAtNullable(item, "expectedActionWaitMs") ?? 45000));
         promptIndex += 1;
       }
@@ -437,6 +437,10 @@ function appendScenarioObserveCommandArgs(args: string[], item: Record<string, u
   if (item.waitProjectManagementReady === true && !args.includes("--wait-project-management-ready")) args.push("--wait-project-management-ready");
 }
 
+function inlinePromptText(item: Record<string, unknown>): string | null {
+  return stringAtNullable(item, "text") ?? stringAtNullable(item, "prompt") ?? stringAtNullable(item, "value");
+}
+
 function finalizeQuickVerifyFailure(state: SentinelCicdState, input: {
   readonly runId: string;
   readonly scenarioId: string;
diff --git a/scripts/src/hwlab-node-web-sentinel-service.ts b/scripts/src/hwlab-node-web-sentinel-service.ts
index 4e09dec7..c0387369 100644
--- a/scripts/src/hwlab-node-web-sentinel-service.ts
+++ b/scripts/src/hwlab-node-web-sentinel-service.ts
@@ -539,7 +539,11 @@ function buildObserveCommandPlan(config: WebProbeSentinelServiceConfig, scenario
     const type = stringAt(item, "type");
     const argv = ["bun", "scripts/cli.ts", "web-probe", "observe", "command", "<observerId>", "--type", type];
     if (type === "selectProvider") argv.push("--provider", stringAt(item, "provider"));
-    if (type === "sendPrompt") argv.push("--text-stdin");
+    if (type === "sendPrompt") {
+      const inlineText = inlinePromptText(item);
+      if (inlineText === null) argv.push("--text-stdin");
+      else argv.push("--text", "<inline-command-text>");
+    }
     if (type === "loginAccount" || type === "listSessions" || type === "logout") {
       const accountId = stringOrNull(item.accountId);
       if (accountId !== null) argv.push("--account-id", accountId);
@@ -551,7 +555,7 @@ function buildObserveCommandPlan(config: WebProbeSentinelServiceConfig, scenario
       if (toAccountId !== null) argv.push("--to-account-id", toAccountId);
     }
     appendObserveCommandArgs(argv, item, { skipText: type === "sendPrompt" });
-    return { phase: `observe-command-${type}`, argv, stdinSource: type === "sendPrompt" ? "prompt-source" : "none" } satisfies CommandPlanStep;
+    return { phase: `observe-command-${type}`, argv, stdinSource: type === "sendPrompt" ? inlinePromptText(item) === null ? "prompt-source" : "inline-text-redacted" : "none" } satisfies CommandPlanStep;
   });
   const analyze: CommandPlanStep = {
     phase: "observe-analyze",
@@ -561,6 +565,10 @@ function buildObserveCommandPlan(config: WebProbeSentinelServiceConfig, scenario
   return [start, ...commands, analyze];
 }
 
+function inlinePromptText(item: Record<string, unknown>): string | null {
+  return stringOrNull(item.text) ?? stringOrNull(item.prompt) ?? stringOrNull(item.value);
+}
+
 function appendObserveCommandArgs(argv: string[], item: Record<string, unknown>, options: { readonly skipText?: boolean } = {}): void {
   const mappings: readonly (readonly [string, string])[] = [
     ["path", "--path"],