From 9c098450555dd77828e3a077d348526bb8c9078a Mon Sep 17 00:00:00 2001
From: Google Team Member <genai-sdk-bot@google.com>
Date: Fri, 24 Jul 2026 07:37:15 -0700
Subject: [PATCH] cleanup: Remove legacy `response_format` field.

PiperOrigin-RevId: 953360105
---
 .../interactions_structured_output_json.ts    |  7 +++++--
 .../interactions_tool_call_with_mime_type.ts  | 19 +++++++++++--------
 .../models/interactions/response-format.ts    |  3 +--
 3 files changed, 17 insertions(+), 12 deletions(-)

diff --git a/sdk-samples/interactions_structured_output_json.ts b/sdk-samples/interactions_structured_output_json.ts
index e3c4085a5f..75a8319ad9 100644
--- a/sdk-samples/interactions_structured_output_json.ts
+++ b/sdk-samples/interactions_structured_output_json.ts
@@ -15,8 +15,11 @@ async function createInteractionsFromMLDev() {
   const response = await ai.interactions.create({
     model: 'gemini-2.5-flash',
     input: 'Which are the colors of a rainbow',
-    response_mime_type: 'application/json',
-    response_format: {type: 'array', description: 'A list of colors'},
+    response_format: {
+      type: 'text',
+      mime_type: 'application/json',
+      schema: {type: 'array', description: 'A list of colors'},
+    },
   });
 
   console.debug(response);
diff --git a/sdk-samples/interactions_tool_call_with_mime_type.ts b/sdk-samples/interactions_tool_call_with_mime_type.ts
index 17faaaf5a8..b6e194466f 100644
--- a/sdk-samples/interactions_tool_call_with_mime_type.ts
+++ b/sdk-samples/interactions_tool_call_with_mime_type.ts
@@ -34,16 +34,19 @@ async function createInteractionsFromMLDev() {
       },
     ],
     response_format: {
-      type: 'object',
-      properties: {
-        location: {type: 'string'},
-        temperature: {type: 'number'},
-        condition: {type: 'string'},
-        recommendation: {type: 'string'},
+      type: 'text',
+      mime_type: 'application/json',
+      schema: {
+        type: 'object',
+        properties: {
+          location: {type: 'string'},
+          temperature: {type: 'number'},
+          condition: {type: 'string'},
+          recommendation: {type: 'string'},
+        },
+        required: ['location', 'temperature', 'condition', 'recommendation'],
       },
-      required: ['location', 'temperature', 'condition', 'recommendation'],
     },
-    response_mime_type: 'application/json',
   });
 
   console.debug(response);
diff --git a/src/gaos/models/interactions/response-format.ts b/src/gaos/models/interactions/response-format.ts
index 57a3594563..5b22f8a11b 100644
--- a/src/gaos/models/interactions/response-format.ts
+++ b/src/gaos/models/interactions/response-format.ts
@@ -19,5 +19,4 @@ export type ResponseFormat =
   | AudioResponseFormat
   | ImageResponseFormat
   | TextResponseFormat
-  | VideoResponseFormat
-  | { [k: string]: any };
+  | VideoResponseFormat;