diff --git a/descriptions/api.github.com/api.github.com.2022-11-28.json b/descriptions/api.github.com/api.github.com.2022-11-28.json
index 87abf69ca..ae0cec9e6 100644
--- a/descriptions/api.github.com/api.github.com.2022-11-28.json
+++ b/descriptions/api.github.com/api.github.com.2022-11-28.json
@@ -103327,7 +103327,7 @@
       },
       "copilot-dotcom-chat": {
         "type": "object",
-        "description": "Usage metrics for Copilot Chat in github.com",
+        "description": "Usage metrics for Copilot Chat in GitHub.com",
         "nullable": true,
         "additionalProperties": true,
         "properties": {
diff --git a/descriptions/api.github.com/api.github.com.2022-11-28.yaml b/descriptions/api.github.com/api.github.com.2022-11-28.yaml
index fce72e63f..777e9a775 100644
--- a/descriptions/api.github.com/api.github.com.2022-11-28.yaml
+++ b/descriptions/api.github.com/api.github.com.2022-11-28.yaml
@@ -75428,7 +75428,7 @@ components:
                         for the given editor.
     copilot-dotcom-chat:
       type: object
-      description: Usage metrics for Copilot Chat in github.com
+      description: Usage metrics for Copilot Chat in GitHub.com
       nullable: true
       additionalProperties: true
       properties:
diff --git a/descriptions/api.github.com/api.github.com.json b/descriptions/api.github.com/api.github.com.json
index 87abf69ca..ae0cec9e6 100644
--- a/descriptions/api.github.com/api.github.com.json
+++ b/descriptions/api.github.com/api.github.com.json
@@ -103327,7 +103327,7 @@
       },
       "copilot-dotcom-chat": {
         "type": "object",
-        "description": "Usage metrics for Copilot Chat in github.com",
+        "description": "Usage metrics for Copilot Chat in GitHub.com",
         "nullable": true,
         "additionalProperties": true,
         "properties": {
diff --git a/descriptions/api.github.com/api.github.com.yaml b/descriptions/api.github.com/api.github.com.yaml
index fce72e63f..777e9a775 100644
--- a/descriptions/api.github.com/api.github.com.yaml
+++ b/descriptions/api.github.com/api.github.com.yaml
@@ -75428,7 +75428,7 @@ components:
                         for the given editor.
     copilot-dotcom-chat:
       type: object
-      description: Usage metrics for Copilot Chat in github.com
+      description: Usage metrics for Copilot Chat in GitHub.com
       nullable: true
       additionalProperties: true
       properties:
diff --git a/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.json b/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.json
index 57a2af554..123774266 100644
--- a/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.json
+++ b/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.json
@@ -76142,7 +76142,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
@@ -135893,7 +135893,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
diff --git a/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.yaml b/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.yaml
index 62cf194f7..977dcadc0 100644
--- a/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.yaml
+++ b/descriptions/api.github.com/dereferenced/api.github.com.2022-11-28.deref.yaml
@@ -24161,7 +24161,7 @@ paths:
                                         the given editor.
                     copilot_dotcom_chat:
                       type: object
-                      description: Usage metrics for Copilot Chat in github.com
+                      description: Usage metrics for Copilot Chat in GitHub.com
                       nullable: true
                       additionalProperties: true
                       properties:
diff --git a/descriptions/api.github.com/dereferenced/api.github.com.deref.json b/descriptions/api.github.com/dereferenced/api.github.com.deref.json
index 57a2af554..123774266 100644
--- a/descriptions/api.github.com/dereferenced/api.github.com.deref.json
+++ b/descriptions/api.github.com/dereferenced/api.github.com.deref.json
@@ -76142,7 +76142,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
@@ -135893,7 +135893,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
diff --git a/descriptions/api.github.com/dereferenced/api.github.com.deref.yaml b/descriptions/api.github.com/dereferenced/api.github.com.deref.yaml
index 62cf194f7..977dcadc0 100644
--- a/descriptions/api.github.com/dereferenced/api.github.com.deref.yaml
+++ b/descriptions/api.github.com/dereferenced/api.github.com.deref.yaml
@@ -24161,7 +24161,7 @@ paths:
                                         the given editor.
                     copilot_dotcom_chat:
                       type: object
-                      description: Usage metrics for Copilot Chat in github.com
+                      description: Usage metrics for Copilot Chat in GitHub.com
                       nullable: true
                       additionalProperties: true
                       properties:
diff --git a/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.json b/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.json
index 6aafe3533..549212a18 100644
--- a/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.json
+++ b/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.json
@@ -32293,7 +32293,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
@@ -46862,7 +46862,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
@@ -102241,7 +102241,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
@@ -166863,7 +166863,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
diff --git a/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.yaml b/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.yaml
index 76c52fab1..439b61fcf 100644
--- a/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.yaml
+++ b/descriptions/ghec/dereferenced/ghec.2022-11-28.deref.yaml
@@ -13728,7 +13728,7 @@ paths:
                                         the given editor.
                     copilot_dotcom_chat:
                       type: object
-                      description: Usage metrics for Copilot Chat in github.com
+                      description: Usage metrics for Copilot Chat in GitHub.com
                       nullable: true
                       additionalProperties: true
                       properties:
diff --git a/descriptions/ghec/dereferenced/ghec.deref.json b/descriptions/ghec/dereferenced/ghec.deref.json
index 6aafe3533..549212a18 100644
--- a/descriptions/ghec/dereferenced/ghec.deref.json
+++ b/descriptions/ghec/dereferenced/ghec.deref.json
@@ -32293,7 +32293,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
@@ -46862,7 +46862,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
@@ -102241,7 +102241,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
@@ -166863,7 +166863,7 @@
                       },
                       "copilot_dotcom_chat": {
                         "type": "object",
-                        "description": "Usage metrics for Copilot Chat in github.com",
+                        "description": "Usage metrics for Copilot Chat in GitHub.com",
                         "nullable": true,
                         "additionalProperties": true,
                         "properties": {
diff --git a/descriptions/ghec/dereferenced/ghec.deref.yaml b/descriptions/ghec/dereferenced/ghec.deref.yaml
index 76c52fab1..439b61fcf 100644
--- a/descriptions/ghec/dereferenced/ghec.deref.yaml
+++ b/descriptions/ghec/dereferenced/ghec.deref.yaml
@@ -13728,7 +13728,7 @@ paths:
                                         the given editor.
                     copilot_dotcom_chat:
                       type: object
-                      description: Usage metrics for Copilot Chat in github.com
+                      description: Usage metrics for Copilot Chat in GitHub.com
                       nullable: true
                       additionalProperties: true
                       properties:
diff --git a/descriptions/ghec/ghec.2022-11-28.json b/descriptions/ghec/ghec.2022-11-28.json
index 966c01618..6d6e79f18 100644
--- a/descriptions/ghec/ghec.2022-11-28.json
+++ b/descriptions/ghec/ghec.2022-11-28.json
@@ -110291,7 +110291,7 @@
       },
       "copilot-dotcom-chat": {
         "type": "object",
-        "description": "Usage metrics for Copilot Chat in github.com",
+        "description": "Usage metrics for Copilot Chat in GitHub.com",
         "nullable": true,
         "additionalProperties": true,
         "properties": {
diff --git a/descriptions/ghec/ghec.2022-11-28.yaml b/descriptions/ghec/ghec.2022-11-28.yaml
index a4da6c878..25c5ae590 100644
--- a/descriptions/ghec/ghec.2022-11-28.yaml
+++ b/descriptions/ghec/ghec.2022-11-28.yaml
@@ -80227,7 +80227,7 @@ components:
                         for the given editor.
     copilot-dotcom-chat:
       type: object
-      description: Usage metrics for Copilot Chat in github.com
+      description: Usage metrics for Copilot Chat in GitHub.com
       nullable: true
       additionalProperties: true
       properties:
diff --git a/descriptions/ghec/ghec.json b/descriptions/ghec/ghec.json
index 966c01618..6d6e79f18 100644
--- a/descriptions/ghec/ghec.json
+++ b/descriptions/ghec/ghec.json
@@ -110291,7 +110291,7 @@
       },
       "copilot-dotcom-chat": {
         "type": "object",
-        "description": "Usage metrics for Copilot Chat in github.com",
+        "description": "Usage metrics for Copilot Chat in GitHub.com",
         "nullable": true,
         "additionalProperties": true,
         "properties": {
diff --git a/descriptions/ghec/ghec.yaml b/descriptions/ghec/ghec.yaml
index a4da6c878..25c5ae590 100644
--- a/descriptions/ghec/ghec.yaml
+++ b/descriptions/ghec/ghec.yaml
@@ -80227,7 +80227,7 @@ components:
                         for the given editor.
     copilot-dotcom-chat:
       type: object
-      description: Usage metrics for Copilot Chat in github.com
+      description: Usage metrics for Copilot Chat in GitHub.com
       nullable: true
       additionalProperties: true
       properties: