diff --git a/CHANGES.md b/CHANGES.md
index dbaf3e9e..2e5b51d9 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,22 @@
 twilio-oai changelog
 ====================
+[2020-12-02] Version 1.4.0
+--------------------------
+**Library - Feature**
+- [PR #8](https://github.com/twilio/twilio-oai/pull/8): Splitting up openAPI specs by version. Thanks to [@shwetha-manvinkurke](https://github.com/shwetha-manvinkurke)!
+
+**Api**
+- Remove `RecordingTrack` parameter for create calls, create participants, and create call recordings **(breaking change)**
+- Added `RecordingTrack` parameter for create calls and create call recordings
+- Add optional property `recording_track` in the participant create request
+
+**Lookups**
+- Changed `caller_name` and `carrier` properties type to object **(breaking change)**
+
+**Trunking**
+- Added dual channel recording options for Trunks.
+
+
 [2020-11-18] Version 1.3.0
 --------------------------
 **Api**
diff --git a/spec/json/twilio_accounts_v1.json b/spec/json/twilio_accounts_v1.json
index f43d12f8..e8153ecc 100644
--- a/spec/json/twilio_accounts_v1.json
+++ b/spec/json/twilio_accounts_v1.json
@@ -142,7 +142,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Accounts",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_api_v2010.json b/spec/json/twilio_api_v2010.json
index 34ca449f..7b529e4c 100644
--- a/spec/json/twilio_api_v2010.json
+++ b/spec/json/twilio_api_v2010.json
@@ -1337,6 +1337,9 @@
             ],
             "type": "string"
           },
+          "track": {
+            "type": "string"
+          },
           "uri": {
             "format": "uri",
             "type": "string"
@@ -7227,7 +7230,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Api",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_autopilot_v1.json b/spec/json/twilio_autopilot_v1.json
index 78cff008..e4577325 100644
--- a/spec/json/twilio_autopilot_v1.json
+++ b/spec/json/twilio_autopilot_v1.json
@@ -690,7 +690,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Autopilot",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_bulkexports_v1.json b/spec/json/twilio_bulkexports_v1.json
index 361aaf61..993ea5d7 100644
--- a/spec/json/twilio_bulkexports_v1.json
+++ b/spec/json/twilio_bulkexports_v1.json
@@ -162,7 +162,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Bulkexports",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_chat_v1.json b/spec/json/twilio_chat_v1.json
index 50f36a52..b6d2d557 100644
--- a/spec/json/twilio_chat_v1.json
+++ b/spec/json/twilio_chat_v1.json
@@ -551,7 +551,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Chat",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_chat_v2.json b/spec/json/twilio_chat_v2.json
index b48df12a..8e53b09d 100644
--- a/spec/json/twilio_chat_v2.json
+++ b/spec/json/twilio_chat_v2.json
@@ -764,7 +764,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Chat",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_conversations_v1.json b/spec/json/twilio_conversations_v1.json
index 97ded778..47a0ba37 100644
--- a/spec/json/twilio_conversations_v1.json
+++ b/spec/json/twilio_conversations_v1.json
@@ -1111,7 +1111,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Conversations",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_events_v1.json b/spec/json/twilio_events_v1.json
index be39955a..7665cf0c 100644
--- a/spec/json/twilio_events_v1.json
+++ b/spec/json/twilio_events_v1.json
@@ -227,7 +227,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Events",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_fax_v1.json b/spec/json/twilio_fax_v1.json
index 17f1ee15..dfcb41fb 100644
--- a/spec/json/twilio_fax_v1.json
+++ b/spec/json/twilio_fax_v1.json
@@ -154,7 +154,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Fax",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_flex_v1.json b/spec/json/twilio_flex_v1.json
index 159b9353..49d0f775 100644
--- a/spec/json/twilio_flex_v1.json
+++ b/spec/json/twilio_flex_v1.json
@@ -343,7 +343,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Flex",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_insights_v1.json b/spec/json/twilio_insights_v1.json
index b73f2510..2c8fb924 100644
--- a/spec/json/twilio_insights_v1.json
+++ b/spec/json/twilio_insights_v1.json
@@ -518,7 +518,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Insights",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_ip_messaging_v1.json b/spec/json/twilio_ip_messaging_v1.json
index ca8f3ae8..4c049ee1 100644
--- a/spec/json/twilio_ip_messaging_v1.json
+++ b/spec/json/twilio_ip_messaging_v1.json
@@ -551,7 +551,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Ip_messaging",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_ip_messaging_v2.json b/spec/json/twilio_ip_messaging_v2.json
index dda02371..136911cd 100644
--- a/spec/json/twilio_ip_messaging_v2.json
+++ b/spec/json/twilio_ip_messaging_v2.json
@@ -764,7 +764,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Ip_messaging",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_lookups_v1.json b/spec/json/twilio_lookups_v1.json
index 88ec1a8d..3796bddd 100644
--- a/spec/json/twilio_lookups_v1.json
+++ b/spec/json/twilio_lookups_v1.json
@@ -49,7 +49,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Lookups",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_messaging_v1.json b/spec/json/twilio_messaging_v1.json
index 06c30409..c87a7db6 100644
--- a/spec/json/twilio_messaging_v1.json
+++ b/spec/json/twilio_messaging_v1.json
@@ -279,7 +279,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Messaging",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_monitor_v1.json b/spec/json/twilio_monitor_v1.json
index 83d1830a..a7b738da 100644
--- a/spec/json/twilio_monitor_v1.json
+++ b/spec/json/twilio_monitor_v1.json
@@ -257,7 +257,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Monitor",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_notify_v1.json b/spec/json/twilio_notify_v1.json
index 65d7496b..d8e91942 100644
--- a/spec/json/twilio_notify_v1.json
+++ b/spec/json/twilio_notify_v1.json
@@ -304,7 +304,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Notify",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_numbers_v2.json b/spec/json/twilio_numbers_v2.json
index c6be4c34..42cc64d6 100644
--- a/spec/json/twilio_numbers_v2.json
+++ b/spec/json/twilio_numbers_v2.json
@@ -358,7 +358,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Numbers",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_preview.json b/spec/json/twilio_preview.json
index d9afda2f..4a458fd5 100644
--- a/spec/json/twilio_preview.json
+++ b/spec/json/twilio_preview.json
@@ -2479,7 +2479,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Preview",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_pricing_v1.json b/spec/json/twilio_pricing_v1.json
index d182c612..1f73cafb 100644
--- a/spec/json/twilio_pricing_v1.json
+++ b/spec/json/twilio_pricing_v1.json
@@ -320,7 +320,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Pricing",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_pricing_v2.json b/spec/json/twilio_pricing_v2.json
index ff7abe66..13b1a700 100644
--- a/spec/json/twilio_pricing_v2.json
+++ b/spec/json/twilio_pricing_v2.json
@@ -174,7 +174,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Pricing",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_proxy_v1.json b/spec/json/twilio_proxy_v1.json
index 068fefa5..9b075123 100644
--- a/spec/json/twilio_proxy_v1.json
+++ b/spec/json/twilio_proxy_v1.json
@@ -628,7 +628,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Proxy",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_serverless_v1.json b/spec/json/twilio_serverless_v1.json
index f3385b73..877c08eb 100644
--- a/spec/json/twilio_serverless_v1.json
+++ b/spec/json/twilio_serverless_v1.json
@@ -601,7 +601,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Serverless",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_studio_v1.json b/spec/json/twilio_studio_v1.json
index 4eb30e00..b02b4ea8 100644
--- a/spec/json/twilio_studio_v1.json
+++ b/spec/json/twilio_studio_v1.json
@@ -425,7 +425,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Studio",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_studio_v2.json b/spec/json/twilio_studio_v2.json
index d78744c4..d614b1cd 100644
--- a/spec/json/twilio_studio_v2.json
+++ b/spec/json/twilio_studio_v2.json
@@ -351,7 +351,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Studio",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_supersim_v1.json b/spec/json/twilio_supersim_v1.json
index 302a8059..cb328bb4 100644
--- a/spec/json/twilio_supersim_v1.json
+++ b/spec/json/twilio_supersim_v1.json
@@ -341,7 +341,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Supersim",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_sync_v1.json b/spec/json/twilio_sync_v1.json
index 0da7a034..73009531 100644
--- a/spec/json/twilio_sync_v1.json
+++ b/spec/json/twilio_sync_v1.json
@@ -516,7 +516,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Sync",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_taskrouter_v1.json b/spec/json/twilio_taskrouter_v1.json
index ae901e8d..3fda7de3 100644
--- a/spec/json/twilio_taskrouter_v1.json
+++ b/spec/json/twilio_taskrouter_v1.json
@@ -1401,7 +1401,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Taskrouter",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_trunking_v1.json b/spec/json/twilio_trunking_v1.json
index d78486a5..e932758d 100644
--- a/spec/json/twilio_trunking_v1.json
+++ b/spec/json/twilio_trunking_v1.json
@@ -413,16 +413,6 @@
               "do-not-trim"
             ],
             "type": "string"
-          },
-          "trunk_sid": {
-            "maxLength": 34,
-            "minLength": 34,
-            "pattern": "^TK[0-9a-fA-F]{32}$",
-            "type": "string"
-          },
-          "url": {
-            "format": "uri",
-            "type": "string"
           }
         },
         "type": "object"
@@ -448,7 +438,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Trunking",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
@@ -1992,7 +1982,7 @@
         "description": "",
         "parameters": [
           {
-            "description": "",
+            "description": "The SID of the Trunk that will have its recording settings updated.",
             "in": "path",
             "name": "TrunkSid",
             "required": true,
@@ -2008,7 +1998,27 @@
           "content": {
             "application/x-www-form-urlencoded": {
               "schema": {
-                "properties": {},
+                "properties": {
+                  "Mode": {
+                    "description": "The recording mode for the trunk. Can be do-not-record (default), record-from-ringing, record-from-answer, record-from-ringing-dual, or record-from-answer-dual.",
+                    "enum": [
+                      "do-not-record",
+                      "record-from-ringing",
+                      "record-from-answer",
+                      "record-from-ringing-dual",
+                      "record-from-answer-dual"
+                    ],
+                    "type": "string"
+                  },
+                  "Trim": {
+                    "description": "The recording trim setting for the trunk. Can be do-not-trim (default) or trim-silence.",
+                    "enum": [
+                      "trim-silence",
+                      "do-not-trim"
+                    ],
+                    "type": "string"
+                  }
+                },
                 "type": "object"
               }
             }
diff --git a/spec/json/twilio_verify_v2.json b/spec/json/twilio_verify_v2.json
index 1f492d3f..74c1fdc7 100644
--- a/spec/json/twilio_verify_v2.json
+++ b/spec/json/twilio_verify_v2.json
@@ -616,7 +616,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Verify",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_video_v1.json b/spec/json/twilio_video_v1.json
index 309afb69..60b3ac65 100644
--- a/spec/json/twilio_video_v1.json
+++ b/spec/json/twilio_video_v1.json
@@ -774,7 +774,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Video",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_voice_v1.json b/spec/json/twilio_voice_v1.json
index 0c9e54a7..fbbbd7da 100644
--- a/spec/json/twilio_voice_v1.json
+++ b/spec/json/twilio_voice_v1.json
@@ -398,7 +398,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Voice",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/json/twilio_wireless_v1.json b/spec/json/twilio_wireless_v1.json
index 40f556c8..3b55c662 100644
--- a/spec/json/twilio_wireless_v1.json
+++ b/spec/json/twilio_wireless_v1.json
@@ -438,7 +438,7 @@
     },
     "termsOfService": "https://www.twilio.com/legal/tos",
     "title": "Twilio - Wireless",
-    "version": "1.3.0"
+    "version": "1.4.0"
   },
   "openapi": "3.0.1",
   "paths": {
diff --git a/spec/yaml/twilio_accounts_v1.yaml b/spec/yaml/twilio_accounts_v1.yaml
index 3a73edba..9b4c71d0 100644
--- a/spec/yaml/twilio_accounts_v1.yaml
+++ b/spec/yaml/twilio_accounts_v1.yaml
@@ -104,7 +104,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Accounts
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/AuthTokens/Promote:
diff --git a/spec/yaml/twilio_api_v2010.yaml b/spec/yaml/twilio_api_v2010.yaml
index 398aed30..8e291560 100644
--- a/spec/yaml/twilio_api_v2010.yaml
+++ b/spec/yaml/twilio_api_v2010.yaml
@@ -995,6 +995,8 @@ components:
           - completed
           - absent
           type: string
+        track:
+          type: string
         uri:
           format: uri
           type: string
@@ -6064,7 +6066,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Api
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /2010-04-01/Accounts.json:
diff --git a/spec/yaml/twilio_autopilot_v1.yaml b/spec/yaml/twilio_autopilot_v1.yaml
index 01e80b3d..61f2f2ea 100644
--- a/spec/yaml/twilio_autopilot_v1.yaml
+++ b/spec/yaml/twilio_autopilot_v1.yaml
@@ -520,7 +520,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Autopilot
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Assistants:
diff --git a/spec/yaml/twilio_bulkexports_v1.yaml b/spec/yaml/twilio_bulkexports_v1.yaml
index 99215a4b..68df8329 100644
--- a/spec/yaml/twilio_bulkexports_v1.yaml
+++ b/spec/yaml/twilio_bulkexports_v1.yaml
@@ -110,7 +110,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Bulkexports
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Exports/Jobs/{JobSid}:
diff --git a/spec/yaml/twilio_chat_v1.yaml b/spec/yaml/twilio_chat_v1.yaml
index 25512aee..9eeb6f46 100644
--- a/spec/yaml/twilio_chat_v1.yaml
+++ b/spec/yaml/twilio_chat_v1.yaml
@@ -412,7 +412,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Chat
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Credentials:
diff --git a/spec/yaml/twilio_chat_v2.yaml b/spec/yaml/twilio_chat_v2.yaml
index 580fa909..641576c4 100644
--- a/spec/yaml/twilio_chat_v2.yaml
+++ b/spec/yaml/twilio_chat_v2.yaml
@@ -572,7 +572,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Chat
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v2/Credentials:
diff --git a/spec/yaml/twilio_conversations_v1.yaml b/spec/yaml/twilio_conversations_v1.yaml
index e0364752..6e677e96 100644
--- a/spec/yaml/twilio_conversations_v1.yaml
+++ b/spec/yaml/twilio_conversations_v1.yaml
@@ -837,7 +837,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Conversations
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Configuration:
diff --git a/spec/yaml/twilio_events_v1.yaml b/spec/yaml/twilio_events_v1.yaml
index b75238ea..c86db2ce 100644
--- a/spec/yaml/twilio_events_v1.yaml
+++ b/spec/yaml/twilio_events_v1.yaml
@@ -161,7 +161,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Events
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Schemas/{Id}:
diff --git a/spec/yaml/twilio_fax_v1.yaml b/spec/yaml/twilio_fax_v1.yaml
index 447e6fc6..e66a3749 100644
--- a/spec/yaml/twilio_fax_v1.yaml
+++ b/spec/yaml/twilio_fax_v1.yaml
@@ -115,7 +115,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Fax
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Faxes:
diff --git a/spec/yaml/twilio_flex_v1.yaml b/spec/yaml/twilio_flex_v1.yaml
index 602e3a5e..50c4963c 100644
--- a/spec/yaml/twilio_flex_v1.yaml
+++ b/spec/yaml/twilio_flex_v1.yaml
@@ -256,7 +256,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Flex
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Channels:
diff --git a/spec/yaml/twilio_insights_v1.yaml b/spec/yaml/twilio_insights_v1.yaml
index aec94222..1d336f03 100644
--- a/spec/yaml/twilio_insights_v1.yaml
+++ b/spec/yaml/twilio_insights_v1.yaml
@@ -390,7 +390,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Insights
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Video/Rooms:
diff --git a/spec/yaml/twilio_ip_messaging_v1.yaml b/spec/yaml/twilio_ip_messaging_v1.yaml
index 4f7565d2..6ef0105a 100644
--- a/spec/yaml/twilio_ip_messaging_v1.yaml
+++ b/spec/yaml/twilio_ip_messaging_v1.yaml
@@ -412,7 +412,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Ip_messaging
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Credentials:
diff --git a/spec/yaml/twilio_ip_messaging_v2.yaml b/spec/yaml/twilio_ip_messaging_v2.yaml
index c589ba4d..699b3e59 100644
--- a/spec/yaml/twilio_ip_messaging_v2.yaml
+++ b/spec/yaml/twilio_ip_messaging_v2.yaml
@@ -572,7 +572,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Ip_messaging
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v2/Credentials:
diff --git a/spec/yaml/twilio_lookups_v1.yaml b/spec/yaml/twilio_lookups_v1.yaml
index 268f7759..93dc31fb 100644
--- a/spec/yaml/twilio_lookups_v1.yaml
+++ b/spec/yaml/twilio_lookups_v1.yaml
@@ -33,7 +33,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Lookups
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/PhoneNumbers/{PhoneNumber}:
diff --git a/spec/yaml/twilio_messaging_v1.yaml b/spec/yaml/twilio_messaging_v1.yaml
index 8582f85d..44aafec1 100644
--- a/spec/yaml/twilio_messaging_v1.yaml
+++ b/spec/yaml/twilio_messaging_v1.yaml
@@ -209,7 +209,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Messaging
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Deactivations:
diff --git a/spec/yaml/twilio_monitor_v1.yaml b/spec/yaml/twilio_monitor_v1.yaml
index c1f10d2b..edd457ac 100644
--- a/spec/yaml/twilio_monitor_v1.yaml
+++ b/spec/yaml/twilio_monitor_v1.yaml
@@ -194,7 +194,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Monitor
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Alerts:
diff --git a/spec/yaml/twilio_notify_v1.yaml b/spec/yaml/twilio_notify_v1.yaml
index 8307ed43..395d00ae 100644
--- a/spec/yaml/twilio_notify_v1.yaml
+++ b/spec/yaml/twilio_notify_v1.yaml
@@ -221,7 +221,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Notify
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Credentials:
diff --git a/spec/yaml/twilio_numbers_v2.yaml b/spec/yaml/twilio_numbers_v2.yaml
index 49e79265..5db98183 100644
--- a/spec/yaml/twilio_numbers_v2.yaml
+++ b/spec/yaml/twilio_numbers_v2.yaml
@@ -265,7 +265,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Numbers
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v2/RegulatoryCompliance/Bundles:
diff --git a/spec/yaml/twilio_preview.yaml b/spec/yaml/twilio_preview.yaml
index 28e752f8..0f9f1d17 100644
--- a/spec/yaml/twilio_preview.yaml
+++ b/spec/yaml/twilio_preview.yaml
@@ -1849,7 +1849,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Preview
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /BulkExports/Exports/Jobs/{JobSid}:
diff --git a/spec/yaml/twilio_pricing_v1.yaml b/spec/yaml/twilio_pricing_v1.yaml
index 088a8d8e..be539b1b 100644
--- a/spec/yaml/twilio_pricing_v1.yaml
+++ b/spec/yaml/twilio_pricing_v1.yaml
@@ -211,7 +211,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Pricing
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Messaging/Countries:
diff --git a/spec/yaml/twilio_pricing_v2.yaml b/spec/yaml/twilio_pricing_v2.yaml
index e33f4289..206a99a1 100644
--- a/spec/yaml/twilio_pricing_v2.yaml
+++ b/spec/yaml/twilio_pricing_v2.yaml
@@ -115,7 +115,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Pricing
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v2/Voice/Countries:
diff --git a/spec/yaml/twilio_proxy_v1.yaml b/spec/yaml/twilio_proxy_v1.yaml
index e5c78019..87ffbc00 100644
--- a/spec/yaml/twilio_proxy_v1.yaml
+++ b/spec/yaml/twilio_proxy_v1.yaml
@@ -493,7 +493,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Proxy
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Services:
diff --git a/spec/yaml/twilio_serverless_v1.yaml b/spec/yaml/twilio_serverless_v1.yaml
index e8d1f250..d2d9faef 100644
--- a/spec/yaml/twilio_serverless_v1.yaml
+++ b/spec/yaml/twilio_serverless_v1.yaml
@@ -457,7 +457,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Serverless
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Services:
diff --git a/spec/yaml/twilio_studio_v1.yaml b/spec/yaml/twilio_studio_v1.yaml
index 6c7338e1..f351fcc3 100644
--- a/spec/yaml/twilio_studio_v1.yaml
+++ b/spec/yaml/twilio_studio_v1.yaml
@@ -320,7 +320,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Studio
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Flows:
diff --git a/spec/yaml/twilio_studio_v2.yaml b/spec/yaml/twilio_studio_v2.yaml
index 4db8b7a4..fbe33905 100644
--- a/spec/yaml/twilio_studio_v2.yaml
+++ b/spec/yaml/twilio_studio_v2.yaml
@@ -257,7 +257,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Studio
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v2/Flows:
diff --git a/spec/yaml/twilio_supersim_v1.yaml b/spec/yaml/twilio_supersim_v1.yaml
index 0587b7da..fdf30db9 100644
--- a/spec/yaml/twilio_supersim_v1.yaml
+++ b/spec/yaml/twilio_supersim_v1.yaml
@@ -255,7 +255,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Supersim
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Commands:
diff --git a/spec/yaml/twilio_sync_v1.yaml b/spec/yaml/twilio_sync_v1.yaml
index a477a1bb..1770d31b 100644
--- a/spec/yaml/twilio_sync_v1.yaml
+++ b/spec/yaml/twilio_sync_v1.yaml
@@ -381,7 +381,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Sync
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Services:
diff --git a/spec/yaml/twilio_taskrouter_v1.yaml b/spec/yaml/twilio_taskrouter_v1.yaml
index 1bdacb55..c071e084 100644
--- a/spec/yaml/twilio_taskrouter_v1.yaml
+++ b/spec/yaml/twilio_taskrouter_v1.yaml
@@ -1041,7 +1041,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Taskrouter
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Workspaces:
diff --git a/spec/yaml/twilio_trunking_v1.yaml b/spec/yaml/twilio_trunking_v1.yaml
index cf9567db..ca8c573a 100644
--- a/spec/yaml/twilio_trunking_v1.yaml
+++ b/spec/yaml/twilio_trunking_v1.yaml
@@ -323,14 +323,6 @@ components:
           - trim-silence
           - do-not-trim
           type: string
-        trunk_sid:
-          maxLength: 34
-          minLength: 34
-          pattern: ^TK[0-9a-fA-F]{32}$
-          type: string
-        url:
-          format: uri
-          type: string
       type: object
   securitySchemes:
     accountSid_authToken:
@@ -347,7 +339,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Trunking
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Trunks:
@@ -1431,7 +1423,7 @@ paths:
     post:
       description: ''
       parameters:
-      - description: ''
+      - description: The SID of the Trunk that will have its recording settings updated.
         in: path
         name: TrunkSid
         required: true
@@ -1444,7 +1436,25 @@ paths:
         content:
           application/x-www-form-urlencoded:
             schema:
-              properties: {}
+              properties:
+                Mode:
+                  description: The recording mode for the trunk. Can be do-not-record
+                    (default), record-from-ringing, record-from-answer, record-from-ringing-dual,
+                    or record-from-answer-dual.
+                  enum:
+                  - do-not-record
+                  - record-from-ringing
+                  - record-from-answer
+                  - record-from-ringing-dual
+                  - record-from-answer-dual
+                  type: string
+                Trim:
+                  description: The recording trim setting for the trunk. Can be do-not-trim
+                    (default) or trim-silence.
+                  enum:
+                  - trim-silence
+                  - do-not-trim
+                  type: string
               type: object
       responses:
         202:
diff --git a/spec/yaml/twilio_verify_v2.yaml b/spec/yaml/twilio_verify_v2.yaml
index af4622bc..c24aadd3 100644
--- a/spec/yaml/twilio_verify_v2.yaml
+++ b/spec/yaml/twilio_verify_v2.yaml
@@ -455,7 +455,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Verify
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v2/Forms/{FormType}:
diff --git a/spec/yaml/twilio_video_v1.yaml b/spec/yaml/twilio_video_v1.yaml
index 93eee66e..af9528b3 100644
--- a/spec/yaml/twilio_video_v1.yaml
+++ b/spec/yaml/twilio_video_v1.yaml
@@ -579,7 +579,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Video
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/CompositionHooks:
diff --git a/spec/yaml/twilio_voice_v1.yaml b/spec/yaml/twilio_voice_v1.yaml
index a7b5a2ba..2e8038d3 100644
--- a/spec/yaml/twilio_voice_v1.yaml
+++ b/spec/yaml/twilio_voice_v1.yaml
@@ -295,7 +295,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Voice
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/ByocTrunks:
diff --git a/spec/yaml/twilio_wireless_v1.yaml b/spec/yaml/twilio_wireless_v1.yaml
index 0c2721f9..ce662b56 100644
--- a/spec/yaml/twilio_wireless_v1.yaml
+++ b/spec/yaml/twilio_wireless_v1.yaml
@@ -330,7 +330,7 @@ info:
     url: https://www.apache.org/licenses/LICENSE-2.0.html
   termsOfService: https://www.twilio.com/legal/tos
   title: Twilio - Wireless
-  version: 1.3.0
+  version: 1.4.0
 openapi: 3.0.1
 paths:
   /v1/Commands: