diff --git a/agent99-control-plane.ps1 b/agent99-control-plane.ps1
index e1e138604..050259013 100644
--- a/agent99-control-plane.ps1
+++ b/agent99-control-plane.ps1
@@ -514,11 +514,14 @@ function Get-AgentObjectValue {
     [string]$Name,
     [object]$Default = $null
   )
-  if ($Data -and $Data.PSObject.Properties[$Name]) {
+  $value = $null
+  if ($Data -is [System.Collections.IDictionary] -and $Data.Contains($Name)) {
+    $value = $Data[$Name]
+  } elseif ($Data -and $Data.PSObject.Properties[$Name]) {
     $value = $Data.PSObject.Properties[$Name].Value
-    if ($null -ne $value -and [string]$value -ne "") {
-      return $value
-    }
+  }
+  if ($null -ne $value -and [string]$value -ne "") {
+    return $value
   }
   $Default
 }
diff --git a/apps/api/tests/test_agent99_transport_recovery_deploy_contract.py b/apps/api/tests/test_agent99_transport_recovery_deploy_contract.py
index 6b0243e4b..3d2fc4530 100644
--- a/apps/api/tests/test_agent99_transport_recovery_deploy_contract.py
+++ b/apps/api/tests/test_agent99_transport_recovery_deploy_contract.py
@@ -231,6 +231,17 @@ def test_agent99_completion_callback_waits_for_durable_same_trace_readback() ->
     assert 'secretValueLogged = $false' in source
 
 
+def test_agent99_object_reader_preserves_ordered_callback_identity() -> None:
+    source = CONTROL.read_text(encoding="utf-8")
+    helper = source[source.index("function Get-AgentObjectValue") :]
+    helper = helper[: helper.index("function Limit-AgentTextLine")]
+
+    assert "$Data -is [System.Collections.IDictionary]" in helper
+    assert "$Data.Contains($Name)" in helper
+    assert "$Data[$Name]" in helper
+    assert "elseif ($Data -and $Data.PSObject.Properties[$Name])" in helper
+
+
 def test_agent99_completion_token_is_bound_without_reusing_telegram_secret() -> None:
     api_deployment = (ROOT / "k8s/awoooi-prod/06-deployment-api.yaml").read_text()
     worker_deployment = (