diff --git a/embedded/openapi/fixtures3.json b/embedded/openapi/fixtures3.json
index 5326f65d..e620ea7f 100644
--- a/embedded/openapi/fixtures3.json
+++ b/embedded/openapi/fixtures3.json
@@ -1839,7 +1839,8 @@
       "status": "verified",
       "type": "document",
       "url": null,
-      "verified_outputs": null
+      "verified_outputs": null,
+      "provided_details": null
     },
     "invoice": {
       "account_country": "US",
diff --git a/embedded/openapi/spec3.beta.sdk.json b/embedded/openapi/spec3.beta.sdk.json
index a1e8e959..eb2d18a2 100644
--- a/embedded/openapi/spec3.beta.sdk.json
+++ b/embedded/openapi/spec3.beta.sdk.json
@@ -49305,6 +49305,15 @@
             "nullable": true,
             "type": "string"
           },
+          "cancel_subscription_schedule": {
+            "anyOf": [
+              {
+                "$ref": "#/components/schemas/quotes_resource_quote_lines_cancel_subscription_schedule"
+              }
+            ],
+            "description": "A point-in-time operation that cancels an existing subscription schedule at the line's starts_at timestamp. Currently only compatible with `quote_acceptance_date` for `starts_at`. When using cancel_subscription_schedule, the subscription schedule on the quote remains unalterable, except for metadata modifications.",
+            "nullable": true
+          },
           "ends_at": {
             "anyOf": [
               {
@@ -49388,6 +49397,7 @@
         "x-expandableFields": [
           "actions",
           "applies_to",
+          "cancel_subscription_schedule",
           "ends_at",
           "set_pause_collection",
           "starts_at",
@@ -51302,6 +51312,36 @@
         "type": "object",
         "x-expandableFields": []
       },
+      "quotes_resource_quote_lines_cancel_subscription_schedule": {
+        "description": "Configures the immediate cancellation settings for a subscription schedule via quotes.",
+        "properties": {
+          "cancel_at": {
+            "description": "Timestamp helper to cancel the underlying schedule on the accompanying line's start date. Must be set to `line_starts_at`.",
+            "enum": [
+              "line_starts_at"
+            ],
+            "type": "string"
+          },
+          "invoice_now": {
+            "description": "If the subscription schedule is `active`, indicates if a final invoice will be generated that contains any un-invoiced metered usage and new/pending proration invoice items. Boolean that defaults to `true`.",
+            "nullable": true,
+            "type": "boolean"
+          },
+          "prorate": {
+            "description": "If the subscription schedule is `active`, indicates if the cancellation should be prorated. Boolean that defaults to `true`.",
+            "nullable": true,
+            "type": "boolean"
+          }
+        },
+        "required": [
+          "cancel_at",
+          "invoice_now",
+          "prorate"
+        ],
+        "title": "QuotesResourceQuoteLinesCancelSubscriptionSchedule",
+        "type": "object",
+        "x-expandableFields": []
+      },
       "quotes_resource_quote_lines_end_behavior": {
         "description": "Defines how the scheduled subscription behaves when a trial ends.",
         "properties": {
@@ -160869,6 +160909,31 @@
                           ],
                           "type": "string"
                         },
+                        "cancel_subscription_schedule": {
+                          "description": "A point-in-time operation that cancels an existing subscription schedule at the line's starts_at timestamp. Currently only compatible with `quote_acceptance_date` for `starts_at`. When using cancel_subscription_schedule, the subscription schedule on the quote remains unalterable, except for metadata modifications.",
+                          "properties": {
+                            "cancel_at": {
+                              "description": "Timestamp helper to cancel the underlying schedule on the accompanying line's start date. Must be set to `line_starts_at`.",
+                              "enum": [
+                                "line_starts_at"
+                              ],
+                              "type": "string"
+                            },
+                            "invoice_now": {
+                              "description": "If the subscription schedule is `active`, indicates if a final invoice will be generated that contains any un-invoiced metered usage and new/pending proration invoice items. Boolean that defaults to `true`.",
+                              "type": "boolean"
+                            },
+                            "prorate": {
+                              "description": "If the subscription schedule is `active`, indicates if the cancellation should be prorated. Boolean that defaults to `true`.",
+                              "type": "boolean"
+                            }
+                          },
+                          "required": [
+                            "cancel_at"
+                          ],
+                          "title": "cancel_subscription_schedule_specs",
+                          "type": "object"
+                        },
                         "ends_at": {
                           "description": "Details to identify the end of the time range modified by the proposed change. If not supplied, the quote line is considered a point-in-time operation that only affects the exact timestamp at `starts_at`, and a restricted set of attributes is supported on the quote line.",
                           "properties": {
@@ -163046,6 +163111,31 @@
                           ],
                           "type": "string"
                         },
+                        "cancel_subscription_schedule": {
+                          "description": "A point-in-time operation that cancels an existing subscription schedule at the line's starts_at timestamp. Currently only compatible with `quote_acceptance_date` for `starts_at`. When using cancel_subscription_schedule, the subscription schedule on the quote remains unalterable, except for metadata modifications.",
+                          "properties": {
+                            "cancel_at": {
+                              "description": "Timestamp helper to cancel the underlying schedule on the accompanying line's start date. Must be set to `line_starts_at`.",
+                              "enum": [
+                                "line_starts_at"
+                              ],
+                              "type": "string"
+                            },
+                            "invoice_now": {
+                              "description": "If the subscription schedule is `active`, indicates if a final invoice will be generated that contains any un-invoiced metered usage and new/pending proration invoice items. Boolean that defaults to `true`.",
+                              "type": "boolean"
+                            },
+                            "prorate": {
+                              "description": "If the subscription schedule is `active`, indicates if the cancellation should be prorated. Boolean that defaults to `true`.",
+                              "type": "boolean"
+                            }
+                          },
+                          "required": [
+                            "cancel_at"
+                          ],
+                          "title": "cancel_subscription_schedule_specs",
+                          "type": "object"
+                        },
                         "ends_at": {
                           "description": "Details to identify the end of the time range modified by the proposed change. If not supplied, the quote line is considered a point-in-time operation that only affects the exact timestamp at `starts_at`, and a restricted set of attributes is supported on the quote line.",
                           "properties": {