diff --git a/src/OpenGameAgent.Connectors.Mcp/packages.lock.json b/src/OpenGameAgent.Connectors.Mcp/packages.lock.json
index 623d3f0..c2c7414 100644
--- a/src/OpenGameAgent.Connectors.Mcp/packages.lock.json
+++ b/src/OpenGameAgent.Connectors.Mcp/packages.lock.json
@@ -21,8 +21,8 @@
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@@ -81,8 +81,8 @@
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@@ -111,8 +111,8 @@
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@@ -121,15 +121,15 @@
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@@ -147,7 +147,7 @@
         "type": "Project",
         "dependencies": {
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-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
         }
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       "opengameagent.attachments": {
@@ -164,13 +164,14 @@
         "type": "Project",
         "dependencies": {
           "OpenGameAgent.Attachments": "[0.3.0-alpha.4, )",
-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
         }
       },
       "opengameagent.models": {
         "type": "Project",
         "dependencies": {
-          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )"
+          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )",
+          "System.Text.Json": "[10.0.11, )"
         }
       }
     }
diff --git a/src/OpenGameAgent.Extensions/packages.lock.json b/src/OpenGameAgent.Extensions/packages.lock.json
index 98be261..762bb2e 100644
--- a/src/OpenGameAgent.Extensions/packages.lock.json
+++ b/src/OpenGameAgent.Extensions/packages.lock.json
@@ -4,70 +4,68 @@
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@@ -77,13 +75,14 @@
         "type": "Project",
         "dependencies": {
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-          "System.Text.Json": "[8.0.6, )"
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         }
       },
       "opengameagent.models": {
         "type": "Project",
         "dependencies": {
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+          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )",
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         }
       }
     }
diff --git a/src/OpenGameAgent.Kernel/OpenGameAgent.Kernel.csproj b/src/OpenGameAgent.Kernel/OpenGameAgent.Kernel.csproj
index 6dfee38..0d0543f 100644
--- a/src/OpenGameAgent.Kernel/OpenGameAgent.Kernel.csproj
+++ b/src/OpenGameAgent.Kernel/OpenGameAgent.Kernel.csproj
@@ -5,7 +5,7 @@
     <Description>Small embeddable agent loop kernel for games and .NET hosts.</Description>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="8.0.6" />
+    <PackageReference Include="System.Text.Json" Version="10.0.11" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\OpenGameAgent.Attachments\OpenGameAgent.Attachments.csproj" />
diff --git a/src/OpenGameAgent.Kernel/packages.lock.json b/src/OpenGameAgent.Kernel/packages.lock.json
index af028fe..a17c151 100644
--- a/src/OpenGameAgent.Kernel/packages.lock.json
+++ b/src/OpenGameAgent.Kernel/packages.lock.json
@@ -4,65 +4,63 @@
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diff --git a/src/OpenGameAgent.Media/packages.lock.json b/src/OpenGameAgent.Media/packages.lock.json
index 98be261..762bb2e 100644
--- a/src/OpenGameAgent.Media/packages.lock.json
+++ b/src/OpenGameAgent.Media/packages.lock.json
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         "dependencies": {
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-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
         }
       },
       "opengameagent.attachments": {
@@ -77,13 +75,14 @@
         "type": "Project",
         "dependencies": {
           "OpenGameAgent.Attachments": "[0.3.0-alpha.4, )",
-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
         }
       },
       "opengameagent.models": {
         "type": "Project",
         "dependencies": {
-          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )"
+          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )",
+          "System.Text.Json": "[10.0.11, )"
         }
       }
     }
diff --git a/src/OpenGameAgent.Models/OpenGameAgent.Models.csproj b/src/OpenGameAgent.Models/OpenGameAgent.Models.csproj
index b637fa4..6fe74ec 100644
--- a/src/OpenGameAgent.Models/OpenGameAgent.Models.csproj
+++ b/src/OpenGameAgent.Models/OpenGameAgent.Models.csproj
@@ -8,6 +8,7 @@
     <ProjectReference Include="..\OpenGameAgent.Kernel\OpenGameAgent.Kernel.csproj" />
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="System.Text.Json" Version="10.0.11" />
     <EmbeddedResource Include="Data\model-directory.json" />
   </ItemGroup>
 </Project>
diff --git a/src/OpenGameAgent.Models/packages.lock.json b/src/OpenGameAgent.Models/packages.lock.json
index 76463d7..56af599 100644
--- a/src/OpenGameAgent.Models/packages.lock.json
+++ b/src/OpenGameAgent.Models/packages.lock.json
@@ -2,66 +2,65 @@
   "version": 1,
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@@ -70,7 +69,7 @@
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         "dependencies": {
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-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
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diff --git a/src/OpenGameAgent.Persistence/OpenGameAgent.Persistence.csproj b/src/OpenGameAgent.Persistence/OpenGameAgent.Persistence.csproj
index a52263a..5bfd384 100644
--- a/src/OpenGameAgent.Persistence/OpenGameAgent.Persistence.csproj
+++ b/src/OpenGameAgent.Persistence/OpenGameAgent.Persistence.csproj
@@ -5,7 +5,7 @@
     <Description>Crash-tolerant local persistence for OpenGameAgent sessions, actions, generated assets, workflows, memories, mailboxes, artifacts, delegations, skills, and shared behavior catalogs.</Description>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="8.0.6" />
+    <PackageReference Include="System.Text.Json" Version="10.0.11" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\OpenGameAgent\OpenGameAgent.csproj" />
diff --git a/src/OpenGameAgent.Persistence/packages.lock.json b/src/OpenGameAgent.Persistence/packages.lock.json
index c0ab41d..64e4d82 100644
--- a/src/OpenGameAgent.Persistence/packages.lock.json
+++ b/src/OpenGameAgent.Persistence/packages.lock.json
@@ -4,71 +4,69 @@
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         "dependencies": {
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-          "System.Text.Json": "[8.0.6, )"
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@@ -85,7 +83,7 @@
         "type": "Project",
         "dependencies": {
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-          "System.Text.Json": "[8.0.6, )"
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       },
       "opengameagent.media": {
@@ -98,7 +96,8 @@
       "opengameagent.models": {
         "type": "Project",
         "dependencies": {
-          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )"
+          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )",
+          "System.Text.Json": "[10.0.11, )"
         }
       }
     }
diff --git a/src/OpenGameAgent.Plugins/OpenGameAgent.Plugins.csproj b/src/OpenGameAgent.Plugins/OpenGameAgent.Plugins.csproj
index 65bfcca..00fdba4 100644
--- a/src/OpenGameAgent.Plugins/OpenGameAgent.Plugins.csproj
+++ b/src/OpenGameAgent.Plugins/OpenGameAgent.Plugins.csproj
@@ -5,7 +5,7 @@
     <PackageId>OpenGameAgent.Plugins</PackageId>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="10.0.10" />
+    <PackageReference Include="System.Text.Json" Version="10.0.11" />
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   <ItemGroup>
     <ProjectReference Include="..\OpenGameAgent.Persistence\OpenGameAgent.Persistence.csproj" />
diff --git a/src/OpenGameAgent.Plugins/packages.lock.json b/src/OpenGameAgent.Plugins/packages.lock.json
index ebff369..8ad6a76 100644
--- a/src/OpenGameAgent.Plugins/packages.lock.json
+++ b/src/OpenGameAgent.Plugins/packages.lock.json
@@ -4,23 +4,23 @@
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-        "contentHash": "TFI6OKYE1XZz4SGuTSH70c6SBdPpFktXsoa1gCxTr3mKrhmXirnvaS0tKz+J3ZWICEAmMpEGn59nO4ICtUpQXA=="
+        "resolved": "10.0.11",
+        "contentHash": "pUkYI1f99hY9giu/MRaEVN53RO7skXwR7FGtVvFJCK5ezdg5i0W+z1yj/91X5aKv07xGuSB5n1g/Zt2P4Ooq6g=="
       },
       "Microsoft.Bcl.Memory": {
         "type": "Transitive",
@@ -95,8 +95,8 @@
       },
       "System.IO.Pipelines": {
         "type": "Transitive",
-        "resolved": "10.0.10",
-        "contentHash": "7WX0W96y3dpQdYG4sEGdh38g3/0lOD4/dKbn2rRVOVzKhzoZUn2gKNIKaFeKWs8RCbpFfmmEWsRhSy95hMpvqA==",
+        "resolved": "10.0.11",
+        "contentHash": "rg8LPOZ62quw3aTnsQNh9rssncaMs69WEM1DiJdDkV+o4Llb2s5Pasy5Bulfm8zL+pE4gDcSQo7V2zW2jvxwYg==",
         "dependencies": {
           "System.Buffers": "4.6.1",
           "System.Memory": "4.6.3",
@@ -125,8 +125,8 @@
       },
       "System.Text.Encodings.Web": {
         "type": "Transitive",
-        "resolved": "10.0.10",
-        "contentHash": "o16m2YpDN/pjHsnxf9pTGwkpcuvjW8v1/wGUwJtM1c3QZUKm7ZEO/eYRJg7iIx6GxS2Zv9lAMHpiQwHDdgqauA==",
+        "resolved": "10.0.11",
+        "contentHash": "R7H2/Oqr3onFff/JKDpfRjwxcQZlocF/eQ0ce8go/OTjqz+6LEp/fZK8j1YnDobtysChATEg7krVq4hQJ3IoeQ==",
         "dependencies": {
           "System.Buffers": "4.6.1",
           "System.Memory": "4.6.3",
@@ -147,7 +147,7 @@
         "type": "Project",
         "dependencies": {
           "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )",
-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
         }
       },
       "opengameagent.attachments": {
@@ -171,7 +171,7 @@
         "type": "Project",
         "dependencies": {
           "OpenGameAgent.Attachments": "[0.3.0-alpha.4, )",
-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
         }
       },
       "opengameagent.media": {
@@ -184,7 +184,8 @@
       "opengameagent.models": {
         "type": "Project",
         "dependencies": {
-          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )"
+          "OpenGameAgent.Kernel": "[0.3.0-alpha.4, )",
+          "System.Text.Json": "[10.0.11, )"
         }
       },
       "opengameagent.persistence": {
@@ -193,7 +194,7 @@
           "OpenGameAgent": "[0.3.0-alpha.4, )",
           "OpenGameAgent.Extensions": "[0.3.0-alpha.4, )",
           "OpenGameAgent.Media": "[0.3.0-alpha.4, )",
-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
         }
       }
     }
diff --git a/src/OpenGameAgent/OpenGameAgent.csproj b/src/OpenGameAgent/OpenGameAgent.csproj
index 1461971..cf73951 100644
--- a/src/OpenGameAgent/OpenGameAgent.csproj
+++ b/src/OpenGameAgent/OpenGameAgent.csproj
@@ -5,7 +5,7 @@
     <Description>Extensible game-native agent runtime with a bounded model/tool loop, durable actions, game time, skills, memory, and multi-actor coordination.</Description>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="System.Text.Json" Version="8.0.6" />
+    <PackageReference Include="System.Text.Json" Version="10.0.11" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\OpenGameAgent.Kernel\OpenGameAgent.Kernel.csproj" />
diff --git a/src/OpenGameAgent/packages.lock.json b/src/OpenGameAgent/packages.lock.json
index 03f49de..56af599 100644
--- a/src/OpenGameAgent/packages.lock.json
+++ b/src/OpenGameAgent/packages.lock.json
@@ -4,65 +4,63 @@
     ".NETStandard,Version=v2.1": {
       "System.Text.Json": {
         "type": "Direct",
-        "requested": "[8.0.6, )",
-        "resolved": "8.0.6",
-        "contentHash": "BvSpVBsVN9b+Y+wONbvJOHd1HjXQf33+XiC28ZMOwRsYb42mz3Q8YHnpTSwpwJLqYCMqM+0UUVC3V+pi25XfkQ==",
+        "requested": "[10.0.11, )",
+        "resolved": "10.0.11",
+        "contentHash": "X2rXQy7g8KEUvWVbAz6vOk6byI1eMgmzFeXbKxq4BfZCfFy5S91K+K+hd4ZBlSp0wL1Y8FyGRXs6+hvABTjwQw==",
         "dependencies": {
-          "Microsoft.Bcl.AsyncInterfaces": "8.0.0",
-          "System.Buffers": "4.5.1",
-          "System.Memory": "4.5.5",
-          "System.Runtime.CompilerServices.Unsafe": "6.0.0",
-          "System.Text.Encodings.Web": "8.0.0",
-          "System.Threading.Tasks.Extensions": "4.5.4"
+          "Microsoft.Bcl.AsyncInterfaces": "10.0.11",
+          "System.Buffers": "4.6.1",
+          "System.IO.Pipelines": "10.0.11",
+          "System.Memory": "4.6.3",
+          "System.Runtime.CompilerServices.Unsafe": "6.1.2",
+          "System.Text.Encodings.Web": "10.0.11",
+          "System.Threading.Tasks.Extensions": "4.6.3"
         }
       },
       "Microsoft.Bcl.AsyncInterfaces": {
         "type": "Transitive",
-        "resolved": "8.0.0",
-        "contentHash": "3WA9q9yVqJp222P3x1wYIGDAkpjAku0TMUaaQV22g6L67AI0LdOIrVS7Ht2vJfLHGSPVuqN94vIr15qn+HEkHw=="
+        "resolved": "10.0.11",
+        "contentHash": "pUkYI1f99hY9giu/MRaEVN53RO7skXwR7FGtVvFJCK5ezdg5i0W+z1yj/91X5aKv07xGuSB5n1g/Zt2P4Ooq6g=="
       },
       "System.Buffers": {
         "type": "Transitive",
-        "resolved": "4.5.1",
-        "contentHash": "Rw7ijyl1qqRS0YQD/WycNst8hUUMgrMH4FCn1nNm27M4VxchZ1js3fVjQaANHO5f3sN4isvP4a+Met9Y4YomAg=="
+        "resolved": "4.6.1",
+        "contentHash": "N8GXpmiLMtljq7gwvyS+1QvKT/W2J8sNAvx+HVg4NGmsG/H+2k/y9QI23auLJRterrzCiDH+IWAw4V/GPwsMlw=="
       },
-      "System.Memory": {
+      "System.IO.Pipelines": {
         "type": "Transitive",
-        "resolved": "4.5.5",
-        "contentHash": "XIWiDvKPXaTveaB7HVganDlOCRoj03l+jrwNvcge/t8vhGYKvqV+dMv6G4SAX2NoNmN0wZfVPTAlFwZcZvVOUw==",
+        "resolved": "10.0.11",
+        "contentHash": "rg8LPOZ62quw3aTnsQNh9rssncaMs69WEM1DiJdDkV+o4Llb2s5Pasy5Bulfm8zL+pE4gDcSQo7V2zW2jvxwYg==",
         "dependencies": {
-          "System.Buffers": "4.5.1",
-          "System.Numerics.Vectors": "4.4.0",
-          "System.Runtime.CompilerServices.Unsafe": "4.5.3"
+          "System.Buffers": "4.6.1",
+          "System.Memory": "4.6.3",
+          "System.Threading.Tasks.Extensions": "4.6.3"
         }
       },
-      "System.Numerics.Vectors": {
+      "System.Memory": {
         "type": "Transitive",
-        "resolved": "4.4.0",
-        "contentHash": "UiLzLW+Lw6HLed1Hcg+8jSRttrbuXv7DANVj0DkL9g6EnnzbL75EB7EWsw5uRbhxd/4YdG8li5XizGWepmG3PQ=="
+        "resolved": "4.6.3",
+        "contentHash": "qdcDOgnFZY40+Q9876JUHnlHu7bosOHX8XISRoH94fwk6hgaeQGSgfZd8srWRZNt5bV9ZW2TljcegDNxsf+96A=="
       },
       "System.Runtime.CompilerServices.Unsafe": {
         "type": "Transitive",
-        "resolved": "6.0.0",
-        "contentHash": "/iUeP3tq1S0XdNNoMz5C9twLSrM/TH+qElHkXWaPvuNOt+99G75NrV0OS2EqHx5wMN7popYjpc8oTjC1y16DLg=="
+        "resolved": "6.1.2",
+        "contentHash": "2hBr6zdbIBTDE3EhK7NSVNdX58uTK6iHW/P/Axmm9sl1xoGSLqDvMtpecn226TNwHByFokYwJmt/aQQNlO5CRw=="
       },
       "System.Text.Encodings.Web": {
         "type": "Transitive",
-        "resolved": "8.0.0",
-        "contentHash": "yev/k9GHAEGx2Rg3/tU6MQh4HGBXJs70y7j1LaM1i/ER9po+6nnQ6RRqTJn1E7Xu0fbIFK80Nh5EoODxrbxwBQ==",
+        "resolved": "10.0.11",
+        "contentHash": "R7H2/Oqr3onFff/JKDpfRjwxcQZlocF/eQ0ce8go/OTjqz+6LEp/fZK8j1YnDobtysChATEg7krVq4hQJ3IoeQ==",
         "dependencies": {
-          "System.Buffers": "4.5.1",
-          "System.Memory": "4.5.5",
-          "System.Runtime.CompilerServices.Unsafe": "6.0.0"
+          "System.Buffers": "4.6.1",
+          "System.Memory": "4.6.3",
+          "System.Runtime.CompilerServices.Unsafe": "6.1.2"
         }
       },
       "System.Threading.Tasks.Extensions": {
         "type": "Transitive",
-        "resolved": "4.5.4",
-        "contentHash": "zteT+G8xuGu6mS+mzDzYXbzS7rd3K6Fjb9RiZlYlJPam2/hU7JCBZBVEcywNuR+oZ1ncTvc/cq0faRr3P01OVg==",
-        "dependencies": {
-          "System.Runtime.CompilerServices.Unsafe": "4.5.3"
-        }
+        "resolved": "4.6.3",
+        "contentHash": "7sCiwilJLYbTZELaKnc7RecBBXWXA+xMLQWZKWawBxYjp6DBlSE3v9/UcvKBvr1vv2tTOhipiogM8rRmxlhrVA=="
       },
       "opengameagent.attachments": {
         "type": "Project"
@@ -71,7 +69,7 @@
         "type": "Project",
         "dependencies": {
           "OpenGameAgent.Attachments": "[0.3.0-alpha.4, )",
-          "System.Text.Json": "[8.0.6, )"
+          "System.Text.Json": "[10.0.11, )"
         }
       }
     }