diff --git a/fern/apis/api/openapi.json b/fern/apis/api/openapi.json
index 4bb3c3148..edaa00470 100644
--- a/fern/apis/api/openapi.json
+++ b/fern/apis/api/openapi.json
@@ -11608,6 +11608,12 @@
       "AzureVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -11718,6 +11724,12 @@
       "CartesiaVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -11796,6 +11808,12 @@
       "CustomVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used. Use `custom-voice` for providers that are not natively supported.",
@@ -11836,6 +11854,12 @@
       "DeepgramVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -11949,6 +11973,12 @@
       "ElevenLabsVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12078,6 +12108,12 @@
       "HumeVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12131,6 +12167,12 @@
       "LMNTVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12187,6 +12229,12 @@
       "NeuphonicVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12255,6 +12303,12 @@
       "OpenAIVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12329,6 +12383,12 @@
       "PlayHTVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12493,6 +12553,12 @@
       "RimeAIVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12659,6 +12725,12 @@
       "SmallestAIVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12788,6 +12860,12 @@
       "TavusVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12864,6 +12942,12 @@
       "VapiVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -12965,6 +13049,12 @@
       "FallbackAzureVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13013,6 +13103,12 @@
       "FallbackCartesiaVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13083,6 +13179,12 @@
       "FallbackCustomVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used. Use `custom-voice` for providers that are not natively supported.",
@@ -13115,6 +13217,12 @@
       "FallbackDeepgramVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13220,6 +13328,12 @@
       "FallbackElevenLabsVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13341,6 +13455,12 @@
       "FallbackHumeVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13386,6 +13506,12 @@
       "FallbackLMNTVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13434,6 +13560,12 @@
       "FallbackNeuphonicVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13494,6 +13626,12 @@
       "FallbackOpenAIVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13560,6 +13698,12 @@
       "FallbackPlayHTVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13716,6 +13860,12 @@
       "FallbackRimeAIVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13874,6 +14024,12 @@
       "FallbackSmallestAIVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -13950,6 +14106,12 @@
       "FallbackTavusVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",
@@ -14018,6 +14180,12 @@
       "FallbackVapiVoice": {
         "type": "object",
         "properties": {
+          "cachingEnabled": {
+            "type": "boolean",
+            "description": "This is the flag to toggle voice caching for the assistant.",
+            "example": true,
+            "default": true
+          },
           "provider": {
             "type": "string",
             "description": "This is the voice provider that will be used.",