xdevplatform · mintlify · Jul 6, 2026 · Jul 6, 2026
diff --git a/changelog.mdx b/changelog.mdx
@@ -7,6 +7,26 @@ keywords: ["changelog", "API updates", "release notes", "what's new", "API chang
 
 To subscribe to updates, please [**“Turn on notifications”**](https://help.x.com/en/managing-your-account/notifications-on-mobile-devices#:~:text=In%20the%20top%20menu,%20you,you%20would%20like%20to%20receive) for [**@API**](https://x.com/api).
 
+<Update label="Jul 6, 2026" description="X API v2">
+  ### X Activity API: new private events and higher subscription limits
+
+  We expanded the [X Activity API](/x-api/activity/introduction) with new private events and raised subscription limits across all tiers.
+
+  **New private events** (require OAuth 2.0 user authorization):
+
+  - `chat.received`, `chat.sent` — encrypted chat messages sent and received
+  - `dm.received`, `dm.sent`, `dm.read`, `dm.indicate_typing` — legacy DM activity, including read receipts and typing indicators
+  - `post.mention.create` — @mentions of the filtered user
+
+  **Updated subscription limits:**
+
+  | Package tier | Maximum subscriptions |
+  | --- | --- |
+  | Self-serve | 1,500 |
+  | Enterprise | 75,000 |
+  | Partner | 150,000 |
+</Update>
+
 <Update label="Jun 11, 2026" description="X API v2">
   ### Articles draft and publish endpoints
 

diff --git a/es/changelog.mdx b/es/changelog.mdx
@@ -7,6 +7,26 @@ keywords: ["registro de cambios", "actualizaciones de la API", "notas de la vers
 
 Para suscribirte a las actualizaciones, [**"Activa las notificaciones"**](https://help.x.com/en/managing-your-account/notifications-on-mobile-devices#:~:text=In%20the%20top%20menu,%20you,you%20would%20like%20to%20receive) para [**@API**](https://x.com/api).
 
+<Update label="6 de julio de 2026" description="X API v2">
+  ### X Activity API: nuevos eventos privados y límites de suscripción más altos
+
+  Ampliamos la [X Activity API](/x-api/activity/introduction) con nuevos eventos privados y aumentamos los límites de suscripción en todos los niveles.
+
+  **Nuevos eventos privados** (requieren autorización de usuario mediante OAuth 2.0):
+
+  - `chat.received`, `chat.sent`: mensajes de chat cifrados enviados y recibidos
+  - `dm.received`, `dm.sent`, `dm.read`, `dm.indicate_typing`: actividad de DM heredada, incluyendo confirmaciones de lectura e indicadores de escritura
+  - `post.mention.create`: @menciones al usuario filtrado
+
+  **Límites de suscripción actualizados:**
+
+  | Nivel del paquete | Suscripciones máximas |
+  | --- | --- |
+  | Self-serve | 1,500 |
+  | Enterprise | 75,000 |
+  | Partner | 150,000 |
+</Update>
+
 <Update label="11 de junio de 2026" description="X API v2">
   ### Endpoints de borrador y publicación de Articles
 

diff --git a/ja/changelog.mdx b/ja/changelog.mdx
@@ -7,6 +7,26 @@ keywords: ["変更履歴", "API 更新", "リリースノート", "新着情報"
 
 更新情報の通知を受け取るには、[**@API**](https://x.com/api) の [**「通知をオンにする」**](https://help.x.com/en/managing-your-account/notifications-on-mobile-devices#:~:text=In%20the%20top%20menu,%20you,you%20would%20like%20to%20receive) を有効にしてください。
 
+<Update label="2026 年 7 月 6 日" description="X API v2">
+  ### X Activity API: 新しいプライベートイベントとサブスクリプション上限の引き上げ
+
+  [X Activity API](/x-api/activity/introduction) に新しいプライベートイベントを追加し、すべての階層でサブスクリプション上限を引き上げました。
+
+  **新しいプライベートイベント**（OAuth 2.0 によるユーザー認可が必要）:
+
+  - `chat.received`、`chat.sent`: 暗号化チャットメッセージの受信と送信
+  - `dm.received`、`dm.sent`、`dm.read`、`dm.indicate_typing`: 既存 DM のアクティビティ（既読通知や入力中インジケーターを含む）
+  - `post.mention.create`: フィルター対象ユーザーへの @メンション
+
+  **更新後のサブスクリプション上限:**
+
+  | パッケージ階層 | 最大サブスクリプション数 |
+  | --- | --- |
+  | Self-serve | 1,500 |
+  | Enterprise | 75,000 |
+  | Partner | 150,000 |
+</Update>
+
 <Update label="2026 年 6 月 11 日" description="X API v2">
   ### Articles のドラフトおよび公開エンドポイント
 

diff --git a/ko/changelog.mdx b/ko/changelog.mdx
@@ -7,6 +7,26 @@ keywords: ["변경 로그", "API 업데이트", "릴리스 노트", "새로운
 
 업데이트를 구독하려면 [**@API**](https://x.com/api)의 [**"알림 켜기"**](https://help.x.com/en/managing-your-account/notifications-on-mobile-devices#:~:text=In%20the%20top%20menu,%20you,you%20would%20like%20to%20receive)를 활성화하세요.
 
+<Update label="2026년 7월 6일" description="X API v2">
+  ### X Activity API: 새로운 비공개 이벤트와 확대된 구독 한도
+
+  [X Activity API](/x-api/activity/introduction)에 새로운 비공개 이벤트를 추가하고 모든 등급의 구독 한도를 상향 조정했습니다.
+
+  **새로운 비공개 이벤트**(OAuth 2.0 사용자 인증 필요):
+
+  - `chat.received`, `chat.sent`: 암호화 채팅 메시지 수신 및 전송
+  - `dm.received`, `dm.sent`, `dm.read`, `dm.indicate_typing`: 레거시 DM 활동(읽음 확인 및 입력 중 표시 포함)
+  - `post.mention.create`: 필터링된 사용자에 대한 @멘션
+
+  **업데이트된 구독 한도:**
+
+  | 패키지 등급 | 최대 구독 수 |
+  | --- | --- |
+  | Self-serve | 1,500 |
+  | Enterprise | 75,000 |
+  | Partner | 150,000 |
+</Update>
+
 <Update label="2026년 6월 11일" description="X API v2">
   ### Articles 초안 작성 및 게시 엔드포인트
 

diff --git a/pt/changelog.mdx b/pt/changelog.mdx
@@ -7,6 +7,26 @@ keywords: ["registro de alterações", "atualizações da API", "notas de versã
 
 Para se inscrever para receber atualizações, [**"Ative as notificações"**](https://help.x.com/en/managing-your-account/notifications-on-mobile-devices#:~:text=In%20the%20top%20menu,%20you,you%20would%20like%20to%20receive) para [**@API**](https://x.com/api).
 
+<Update label="6 de julho de 2026" description="X API v2">
+  ### X Activity API: novos eventos privados e limites de assinatura maiores
+
+  Ampliamos a [X Activity API](/x-api/activity/introduction) com novos eventos privados e aumentamos os limites de assinatura em todos os níveis.
+
+  **Novos eventos privados** (exigem autorização do usuário via OAuth 2.0):
+
+  - `chat.received`, `chat.sent`: mensagens de chat criptografadas enviadas e recebidas
+  - `dm.received`, `dm.sent`, `dm.read`, `dm.indicate_typing`: atividade de DM legada, incluindo confirmações de leitura e indicadores de digitação
+  - `post.mention.create`: @menções ao usuário filtrado
+
+  **Limites de assinatura atualizados:**
+
+  | Nível do pacote | Assinaturas máximas |
+  | --- | --- |
+  | Self-serve | 1,500 |
+  | Enterprise | 75,000 |
+  | Partner | 150,000 |
+</Update>
+
 <Update label="11 de junho de 2026" description="X API v2">
   ### Endpoints de rascunho e publicação de Articles