diff --git a/.github/workflows/haiku-printer.yml b/.github/workflows/haiku-printer.yml
new file mode 100644
index 0000000000..523509c8b7
--- /dev/null
+++ b/.github/workflows/haiku-printer.yml
@@ -0,0 +1,22 @@
+name: Haiku Printer
+on:
+  workflow_dispatch:
+    inputs:
+      message:
+        description: 'Message to print'
+        type: string
+        required: true
+permissions:
+  contents: read
+jobs:
+  print-message:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Print message
+        run: |
+          echo "📨 Received message:"
+          echo "${{ inputs.message }}"
+          echo ""
+          echo "### 📨 Message" >> "$GITHUB_STEP_SUMMARY"
+          echo "" >> "$GITHUB_STEP_SUMMARY"
+          echo "${{ inputs.message }}" >> "$GITHUB_STEP_SUMMARY"
diff --git a/.github/workflows/smoke-copilot.lock.yml b/.github/workflows/smoke-copilot.lock.yml
index 6985e1375a..13d2b766a3 100644
--- a/.github/workflows/smoke-copilot.lock.yml
+++ b/.github/workflows/smoke-copilot.lock.yml
@@ -27,7 +27,7 @@
 #     - shared/github-queries-safe-input.md
 #     - shared/reporting.md
 #
-# frontmatter-hash: 93ac6babdb426bdd9ca113f8b067a10de4ef77737d5d1360c3fc4b568d853275
+# frontmatter-hash: 853d63d9ae25f0c3e9849d7264c0153f72a8b8754b6715f6c32ee2833234c175
 
 name: "Smoke Copilot"
 "on":
@@ -230,7 +230,7 @@ jobs:
           mkdir -p /tmp/gh-aw/safeoutputs
           mkdir -p /tmp/gh-aw/mcp-logs/safeoutputs
           cat > /opt/gh-aw/safeoutputs/config.json << 'EOF'
-          {"add_comment":{"max":2},"add_labels":{"allowed":["smoke-copilot"],"max":3},"create_issue":{"expires":2,"group":true,"max":1},"missing_data":{},"missing_tool":{},"noop":{"max":1},"remove_labels":{"allowed":["smoke"],"max":3},"send-slack-message":{"description":"Send a message to Slack (stub for testing)","inputs":{"message":{"default":null,"description":"The message to send","required":true,"type":"string"}},"output":"Slack message stub executed!"}}
+          {"add_comment":{"max":2},"add_labels":{"allowed":["smoke-copilot"],"max":3},"create_issue":{"expires":2,"group":true,"max":1},"dispatch_workflow":{"max":1,"workflow_files":{"haiku-printer":".yml"},"workflows":["haiku-printer"]},"missing_data":{},"missing_tool":{},"noop":{"max":1},"remove_labels":{"allowed":["smoke"],"max":3},"send-slack-message":{"description":"Send a message to Slack (stub for testing)","inputs":{"message":{"default":null,"description":"The message to send","required":true,"type":"string"}},"output":"Slack message stub executed!"}}
           EOF
           cat > /opt/gh-aw/safeoutputs/tools.json << 'EOF'
           [
@@ -425,6 +425,24 @@ jobs:
                 "type": "object"
               },
               "name": "send_slack_message"
+            },
+            {
+              "_workflow_name": "haiku-printer",
+              "description": "Dispatch the 'haiku-printer' workflow with workflow_dispatch trigger. This workflow must support workflow_dispatch and be in .github/workflows/ directory in the same repository.",
+              "inputSchema": {
+                "additionalProperties": false,
+                "properties": {
+                  "message": {
+                    "description": "Message to print",
+                    "type": "string"
+                  }
+                },
+                "required": [
+                  "message"
+                ],
+                "type": "object"
+              },
+              "name": "haiku_printer"
             }
           ]
           EOF
@@ -1850,6 +1868,7 @@ jobs:
     if: ((!cancelled()) && (needs.agent.result != 'skipped')) && (needs.detection.outputs.success == 'true')
     runs-on: ubuntu-slim
     permissions:
+      actions: write
       contents: read
       discussions: write
       issues: write
@@ -1890,7 +1909,7 @@ jobs:
         uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
         env:
           GH_AW_AGENT_OUTPUT: ${{ env.GH_AW_AGENT_OUTPUT }}
-          GH_AW_SAFE_OUTPUTS_HANDLER_CONFIG: "{\"add_comment\":{\"hide_older_comments\":true,\"max\":2},\"add_labels\":{\"allowed\":[\"smoke-copilot\"]},\"create_issue\":{\"close_older_issues\":true,\"expires\":2,\"group\":true,\"max\":1},\"missing_data\":{},\"missing_tool\":{},\"remove_labels\":{\"allowed\":[\"smoke\"]}}"
+          GH_AW_SAFE_OUTPUTS_HANDLER_CONFIG: "{\"add_comment\":{\"hide_older_comments\":true,\"max\":2},\"add_labels\":{\"allowed\":[\"smoke-copilot\"]},\"create_issue\":{\"close_older_issues\":true,\"expires\":2,\"group\":true,\"max\":1},\"dispatch_workflow\":{\"max\":1,\"workflow_files\":{\"haiku-printer\":\".yml\"},\"workflows\":[\"haiku-printer\"]},\"missing_data\":{},\"missing_tool\":{},\"remove_labels\":{\"allowed\":[\"smoke\"]}}"
         with:
           github-token: ${{ secrets.GH_AW_GITHUB_TOKEN || secrets.GITHUB_TOKEN }}
           script: |
diff --git a/.github/workflows/smoke-copilot.md b/.github/workflows/smoke-copilot.md
index d92fce0d06..c90e01e7ca 100644
--- a/.github/workflows/smoke-copilot.md
+++ b/.github/workflows/smoke-copilot.md
@@ -57,6 +57,10 @@ safe-outputs:
       allowed: [smoke-copilot]
     remove-labels:
       allowed: [smoke]
+    dispatch-workflow:
+      workflows:
+        - haiku-printer
+      max: 1
     jobs:
       send-slack-message:
         description: "Send a message to Slack (stub for testing)"
@@ -110,6 +114,7 @@ strict: true
    - Extract the discussion number from the result (e.g., if the result is `{"number": 123, "title": "...", ...}`, extract 123)
    - Use the `add_comment` tool with `discussion_number: <extracted_number>` to add a fun, playful comment stating that the smoke test agent was here
 8. **Build gh-aw**: Run `GOCACHE=/tmp/go-cache GOMODCACHE=/tmp/go-mod make build` to verify the agent can successfully build the gh-aw project (both caches must be set to /tmp because the default cache locations are not writable). If the command fails, mark this test as ❌ and report the failure.
+9. **Workflow Dispatch Testing**: Use the `dispatch_workflow` safe output tool to trigger the `haiku-printer` workflow with a haiku as the message input. Create an original, creative haiku about software testing or automation.
 
 ## Output