diff --git a/embedded/openapi/spec3.beta.sdk.json b/embedded/openapi/spec3.beta.sdk.json
index b36bc6cc..7d451507 100644
--- a/embedded/openapi/spec3.beta.sdk.json
+++ b/embedded/openapi/spec3.beta.sdk.json
@@ -102310,7 +102310,7 @@
             "style": "form"
           },
           {
-            "description": "The schedule creation or modification params to apply as a preview. Cannot be used with subscription or subscription fields.",
+            "description": "The schedule creation or modification params to apply as a preview. Cannot be used with `subscription` or `subscription_` prefixed fields.",
             "explode": true,
             "in": "query",
             "name": "schedule_details",
@@ -103917,7 +103917,7 @@
             "style": "deepObject"
           },
           {
-            "description": "Timestamp indicating when the subscription should be scheduled to cancel. Will prorate if within the current period and prorations have been enabled using `proration_behavior`.",
+            "description": "A timestamp at which the subscription should cancel. If set to a date before the current period ends, this will cause a proration if prorations have been enabled using `proration_behavior`. If set during a future period, this will always cause a proration for that period.",
             "explode": true,
             "in": "query",
             "name": "subscription_cancel_at",
@@ -104289,7 +104289,7 @@
             "style": "form"
           },
           {
-            "description": "Date a subscription is intended to start (can be future or past)",
+            "description": "Date a subscription is intended to start (can be future or past).",
             "in": "query",
             "name": "subscription_start_date",
             "required": false,
@@ -105137,7 +105137,7 @@
             "style": "form"
           },
           {
-            "description": "The schedule creation or modification params to apply as a preview. Cannot be used with subscription or subscription fields.",
+            "description": "The schedule creation or modification params to apply as a preview. Cannot be used with `subscription` or `subscription_` prefixed fields.",
             "explode": true,
             "in": "query",
             "name": "schedule_details",
@@ -106755,7 +106755,7 @@
             "style": "deepObject"
           },
           {
-            "description": "Timestamp indicating when the subscription should be scheduled to cancel. Will prorate if within the current period and prorations have been enabled using `proration_behavior`.",
+            "description": "A timestamp at which the subscription should cancel. If set to a date before the current period ends, this will cause a proration if prorations have been enabled using `proration_behavior`. If set during a future period, this will always cause a proration for that period.",
             "explode": true,
             "in": "query",
             "name": "subscription_cancel_at",
@@ -107127,7 +107127,7 @@
             "style": "form"
           },
           {
-            "description": "Date a subscription is intended to start (can be future or past)",
+            "description": "Date a subscription is intended to start (can be future or past).",
             "in": "query",
             "name": "subscription_start_date",
             "required": false,
diff --git a/embedded/openapi/spec3.json b/embedded/openapi/spec3.json
index b50f35dc..5b0dd4a0 100644
--- a/embedded/openapi/spec3.json
+++ b/embedded/openapi/spec3.json
@@ -78848,7 +78848,7 @@
             "style": "deepObject"
           },
           {
-            "description": "Timestamp indicating when the subscription should be scheduled to cancel. Will prorate if within the current period and prorations have been enabled using `proration_behavior`.",
+            "description": "A timestamp at which the subscription should cancel. If set to a date before the current period ends, this will cause a proration if prorations have been enabled using `proration_behavior`. If set during a future period, this will always cause a proration for that period.",
             "explode": true,
             "in": "query",
             "name": "subscription_cancel_at",
@@ -79098,7 +79098,7 @@
             "style": "form"
           },
           {
-            "description": "Date a subscription is intended to start (can be future or past)",
+            "description": "Date a subscription is intended to start (can be future or past).",
             "in": "query",
             "name": "subscription_start_date",
             "required": false,
@@ -79773,7 +79773,7 @@
             "style": "deepObject"
           },
           {
-            "description": "Timestamp indicating when the subscription should be scheduled to cancel. Will prorate if within the current period and prorations have been enabled using `proration_behavior`.",
+            "description": "A timestamp at which the subscription should cancel. If set to a date before the current period ends, this will cause a proration if prorations have been enabled using `proration_behavior`. If set during a future period, this will always cause a proration for that period.",
             "explode": true,
             "in": "query",
             "name": "subscription_cancel_at",
@@ -80023,7 +80023,7 @@
             "style": "form"
           },
           {
-            "description": "Date a subscription is intended to start (can be future or past)",
+            "description": "Date a subscription is intended to start (can be future or past).",
             "in": "query",
             "name": "subscription_start_date",
             "required": false,