diff --git a/api_docs/include/rest-endpoints.md b/api_docs/include/rest-endpoints.md
index 90fec8a1b9..1b9edd2093 100644
--- a/api_docs/include/rest-endpoints.md
+++ b/api_docs/include/rest-endpoints.md
@@ -10,7 +10,7 @@
 * [Remove an emoji reaction](/api/remove-reaction)
 * [Render a message](/api/render-message)
 * [Fetch a single message](/api/get-message)
-* [Check if messages match narrow](/api/check-messages-match-narrow)
+* [Check if messages match a narrow](/api/check-messages-match-narrow)
 * [Get a message's edit history](/api/get-message-history)
 * [Update personal message flags](/api/update-message-flags)
 * [Update personal message flags for narrow](/api/update-message-flags-for-narrow)
@@ -39,7 +39,7 @@
 * [Subscribe to a channel](/api/subscribe)
 * [Unsubscribe from a channel](/api/unsubscribe)
 * [Get subscription status](/api/get-subscription-status)
-* [Get all subscribers](/api/get-subscribers)
+* [Get channel subscribers](/api/get-subscribers)
 * [Update subscription settings](/api/update-subscription-settings)
 * [Get all channels](/api/get-streams)
 * [Get a channel by ID](/api/get-stream-by-id)
@@ -69,7 +69,7 @@
 * [Get a user's status](/api/get-user-status)
 * [Update your status](/api/update-status)
 * [Set "typing" status](/api/set-typing-status)
-* [Get user presence](/api/get-user-presence)
+* [Get a user's presence](/api/get-user-presence)
 * [Get presence of all users](/api/get-presence)
 * [Update your presence](/api/update-presence)
 * [Get attachments](/api/get-attachments)
@@ -80,10 +80,10 @@
 * [Update a user group](/api/update-user-group)
 * [Delete a user group](/api/remove-user-group)
 * [Update user group members](/api/update-user-group-members)
-* [Update user group subgroups](/api/update-user-group-subgroups)
+* [Update subgroups of a user group](/api/update-user-group-subgroups)
 * [Get user group membership status](/api/get-is-user-group-member)
 * [Get user group members](/api/get-user-group-members)
-* [Get subgroups of user group](/api/get-user-group-subgroups)
+* [Get subgroups of a user group](/api/get-user-group-subgroups)
 * [Mute a user](/api/mute-user)
 * [Unmute a user](/api/unmute-user)
 * [Get all alert words](/api/get-alert-words)
@@ -133,3 +133,4 @@
 * [Remove an APNs device token](/api/remove-apns-token)
 * [Add an FCM registration token](/api/add-fcm-token)
 * [Remove an FCM registration token](/api/remove-fcm-token)
+* [Create BigBlueButton video call](/api/create-big-blue-button-video-call)
diff --git a/zerver/openapi/zulip.yaml b/zerver/openapi/zulip.yaml
index d8236a296c..b3d8d3101d 100644
--- a/zerver/openapi/zulip.yaml
+++ b/zerver/openapi/zulip.yaml
@@ -7232,7 +7232,7 @@ paths:
   /messages/render:
     post:
       operationId: render-message
-      summary: Render message
+      summary: Render a message
       tags: ["messages"]
       description: |
         Render a message to HTML.
@@ -7413,7 +7413,7 @@ paths:
   /messages/{message_id}/read_receipts:
     get:
       operationId: get-read-receipts
-      summary: Get the list of IDs of users who have read a message.
+      summary: Get a message's read receipts
       tags: ["messages"]
       description: |
         Returns a list containing the IDs for all users who have
@@ -7580,7 +7580,7 @@ paths:
   /messages/{message_id}:
     get:
       operationId: get-message
-      summary: Fetch a single message.
+      summary: Fetch a single message
       tags: ["messages"]
       description: |
         Given a message ID, return the message object.
@@ -8475,7 +8475,7 @@ paths:
   /users/{user_id_or_email}/presence:
     get:
       operationId: get-user-presence
-      summary: Get user presence
+      summary: Get a user's presence
       tags: ["users"]
       description: |
         Get the presence status for a specific user.
@@ -12161,7 +12161,7 @@ paths:
                       }
     patch:
       operationId: reorder-linkifiers
-      summary: Reorder all linkifiers
+      summary: Reorder linkifiers
       tags: ["server_and_organizations"]
       description: |
         Change the order that the regular expression patterns in the organization's
@@ -18233,7 +18233,7 @@ paths:
   /streams/{stream_id}/members:
     get:
       operationId: get-subscribers
-      summary: Get the subscribers of a channel
+      summary: Get channel subscribers
       tags: ["channels"]
       description: |
         Get all users subscribed to a channel.
@@ -18727,7 +18727,7 @@ paths:
   /streams/{stream_id}/email_address:
     get:
       operationId: get-stream-email-address
-      summary: Get the email address of a channel
+      summary: Get channel's email address
       tags: ["channels"]
       description: |
         Get email address of a channel.
@@ -19503,7 +19503,7 @@ paths:
           $ref: "#/components/responses/SimpleSuccess"
     get:
       operationId: get-user-group-subgroups
-      summary: Get subgroups of the user group
+      summary: Get subgroups of a user group
       tags: ["users"]
       description: |
         Get the subgroups of a [user group](/help/user-groups).