update

codex-rs/app-server-protocol/schema/json/v2/RawResponseItemCompletedNotification.json

@@ -65,6 +65,19 @@
         }
       ]
     },
+    "FunctionCallOutputBody": {
+      "anyOf": [
+        {
+          "type": "string"
+        },
+        {
+          "items": {
+            "$ref": "#/definitions/FunctionCallOutputContentItem"
+          },
+          "type": "array"
+        }
+      ]
+    },
     "FunctionCallOutputContentItem": {
       "description": "Responses API compatible content items that can be returned by a tool call. This is a subset of ContentItem with the types we support as function call outputs.",
       "oneOf": [
@@ -111,19 +124,10 @@
       ]
     },
     "FunctionCallOutputPayload": {
-      "description": "The payload we send back to OpenAI when reporting a tool call result.\n\n`content` preserves the historical plain-string payload so downstream integrations (tests, logging, etc.) can keep treating tool output as `String`. When an MCP server returns richer data we additionally populate `content_items` with the structured form that the Responses API understands.",
+      "description": "The payload we send back to OpenAI when reporting a tool call result.\n\n`body` serializes directly as the wire value for `function_call_output.output`. `success` remains internal metadata for downstream handling.",
       "properties": {
-        "content": {
-          "type": "string"
-        },
-        "content_items": {
-          "items": {
-            "$ref": "#/definitions/FunctionCallOutputContentItem"
-          },
-          "type": [
-            "array",
-            "null"
-          ]
+        "body": {
+          "$ref": "#/definitions/FunctionCallOutputBody"
         },
         "success": {
           "type": [
@@ -133,7 +137,7 @@
         }
       },
       "required": [
-        "content"
+        "body"
       ],
       "type": "object"
     },