From 8b944ef8d45b38bcc746a256004c07509d5fe381 Mon Sep 17 00:00:00 2001
From: Matthew Zeng <mzeng@openai.com>
Date: Thu, 6 Nov 2025 16:36:55 -0800
Subject: [PATCH] update

---
 .../app-server-protocol/src/protocol/common.rs    |  4 ++++
 codex-rs/app-server-protocol/src/protocol/v1.rs   |  6 ++++++
 .../app-server/src/codex_message_processor.rs     | 15 +++++++++++++++
 3 files changed, 25 insertions(+)

diff --git a/codex-rs/app-server-protocol/src/protocol/common.rs b/codex-rs/app-server-protocol/src/protocol/common.rs
index a7ae035d48..8cb8737de6 100644
--- a/codex-rs/app-server-protocol/src/protocol/common.rs
+++ b/codex-rs/app-server-protocol/src/protocol/common.rs
@@ -279,6 +279,10 @@ client_request_definitions! {
         params: #[ts(type = "undefined")] #[serde(skip_serializing_if = "Option::is_none")] Option<()>,
         response: v1::GetUserAgentResponse,
     },
+    GetClientInfo {
+        params: #[ts(type = "undefined")] #[serde(skip_serializing_if = "Option::is_none")] Option<()>,
+        response: v1::GetClientInfoResponse,
+    },
     UserInfo {
         params: #[ts(type = "undefined")] #[serde(skip_serializing_if = "Option::is_none")] Option<()>,
         response: v1::UserInfoResponse,
diff --git a/codex-rs/app-server-protocol/src/protocol/v1.rs b/codex-rs/app-server-protocol/src/protocol/v1.rs
index d518abc1bd..ceedd2de51 100644
--- a/codex-rs/app-server-protocol/src/protocol/v1.rs
+++ b/codex-rs/app-server-protocol/src/protocol/v1.rs
@@ -254,6 +254,12 @@ pub struct GetUserAgentResponse {
     pub user_agent: String,
 }
 
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, JsonSchema, TS)]
+#[serde(rename_all = "camelCase")]
+pub struct GetClientInfoResponse {
+    pub client_version: String,
+}
+
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, JsonSchema, TS)]
 #[serde(rename_all = "camelCase")]
 pub struct UserInfoResponse {
diff --git a/codex-rs/app-server/src/codex_message_processor.rs b/codex-rs/app-server/src/codex_message_processor.rs
index ebfaed58c1..9cec36d237 100644
--- a/codex-rs/app-server/src/codex_message_processor.rs
+++ b/codex-rs/app-server/src/codex_message_processor.rs
@@ -33,6 +33,7 @@ use codex_app_server_protocol::FuzzyFileSearchResponse;
 use codex_app_server_protocol::GetAccountRateLimitsResponse;
 use codex_app_server_protocol::GetAuthStatusParams;
 use codex_app_server_protocol::GetAuthStatusResponse;
+use codex_app_server_protocol::GetClientInfoResponse;
 use codex_app_server_protocol::GetConversationSummaryParams;
 use codex_app_server_protocol::GetConversationSummaryResponse;
 use codex_app_server_protocol::GetUserAgentResponse;
@@ -158,6 +159,7 @@ use uuid::Uuid;
 type PendingInterruptQueue = Vec<(RequestId, ApiVersion)>;
 type PendingInterrupts = Arc<Mutex<HashMap<ConversationId, PendingInterruptQueue>>>;
 
+const CODEX_CLI_VERSION: &str = env!("CARGO_PKG_VERSION");
 // Duration before a ChatGPT login attempt is abandoned.
 const LOGIN_CHATGPT_TIMEOUT: Duration = Duration::from_secs(10 * 60);
 struct ActiveLogin {
@@ -340,6 +342,12 @@ impl CodexMessageProcessor {
             } => {
                 self.get_user_agent(request_id).await;
             }
+            ClientRequest::GetClientInfo {
+                request_id,
+                params: _,
+            } => {
+                self.get_client_info(request_id).await;
+            }
             ClientRequest::UserInfo {
                 request_id,
                 params: _,
@@ -858,6 +866,13 @@ impl CodexMessageProcessor {
         self.outgoing.send_response(request_id, response).await;
     }
 
+    async fn get_client_info(&self, request_id: RequestId) {
+        let response = GetClientInfoResponse {
+            client_version: CODEX_CLI_VERSION.to_string(),
+        };
+        self.outgoing.send_response(request_id, response).await;
+    }
+
     async fn get_account_rate_limits(&self, request_id: RequestId) {
         match self.fetch_account_rate_limits().await {
             Ok(rate_limits) => {