diff --git a/codex-rs/core/src/agent/bus.rs b/codex-rs/core/src/agent/bus.rs
deleted file mode 100644
index 0b15f415f1..0000000000
--- a/codex-rs/core/src/agent/bus.rs
+++ /dev/null
@@ -1,61 +0,0 @@
-use codex_protocol::ConversationId;
-use codex_protocol::protocol::EventMsg;
-use std::collections::HashMap;
-use std::sync::Arc;
-use tokio::sync::RwLock;
-
-/// Status store for globally-tracked agents.
-#[derive(Clone, Default)]
-pub(crate) struct AgentBus {
-    /// In-memory map of conversation id to the latest derived status.
-    statuses: Arc<RwLock<HashMap<ConversationId, AgentStatus>>>,
-}
-
-#[derive(Clone, Debug, PartialEq, Eq)]
-pub(crate) enum AgentStatus {
-    PendingInit,
-    Running,
-    Completed(Option<String>),
-    Errored(String),
-    Shutdown,
-    #[allow(dead_code)] // Used by upcoming multi-agent tooling.
-    NotFound,
-}
-
-impl AgentBus {
-    /// Fetch the last known status for `agent_id`, returning `NotFound` if unseen.
-    #[allow(dead_code)] // Used by upcoming multi-agent tooling.
-    pub(crate) async fn status(&self, agent_id: ConversationId) -> AgentStatus {
-        let statuses = self.statuses.read().await;
-        statuses
-            .get(&agent_id)
-            .cloned()
-            .unwrap_or(AgentStatus::NotFound)
-    }
-
-    /// Derive and record agent status from a single emitted event.
-    pub(crate) async fn on_event(&self, conversation_id: ConversationId, msg: &EventMsg) {
-        let next_status = match msg {
-            EventMsg::TaskStarted(_) => Some(AgentStatus::Running),
-            EventMsg::TaskComplete(ev) => {
-                Some(AgentStatus::Completed(ev.last_agent_message.clone()))
-            }
-            EventMsg::TurnAborted(ev) => Some(AgentStatus::Errored(format!("{:?}", ev.reason))),
-            EventMsg::Error(ev) => Some(AgentStatus::Errored(ev.message.clone())),
-            EventMsg::ShutdownComplete => Some(AgentStatus::Shutdown),
-            _ => None,
-        };
-        if let Some(status) = next_status {
-            self.record_status(&conversation_id, status).await;
-        }
-    }
-
-    /// Force-set the tracked status for an agent conversation.
-    pub(crate) async fn record_status(
-        &self,
-        conversation_id: &ConversationId,
-        status: AgentStatus,
-    ) {
-        self.statuses.write().await.insert(*conversation_id, status);
-    }
-}
diff --git a/codex-rs/core/src/agent/control.rs b/codex-rs/core/src/agent/control.rs
index 158a5e59b9..468f580a21 100644
--- a/codex-rs/core/src/agent/control.rs
+++ b/codex-rs/core/src/agent/control.rs
@@ -1,5 +1,4 @@
 use crate::CodexConversation;
-use crate::agent::AgentBus;
 use crate::agent::AgentStatus;
 use crate::conversation_manager::ConversationManagerState;
 use crate::error::CodexErr;
@@ -20,8 +19,6 @@ pub(crate) struct AgentControl {
     /// This is `Weak` to avoid reference cycles and shadow persistence of the form
     /// `ConversationManagerState -> CodexConversation -> Session -> SessionServices -> ConversationManagerState`.
     manager: Weak<ConversationManagerState>,
-    /// Shared agent status store updated from emitted events.
-    pub(crate) bus: AgentBus,
 }
 
 impl AgentControl {
@@ -44,10 +41,6 @@ impl AgentControl {
         let state = self.upgrade()?;
         let new_conversation = state.spawn_new_conversation(config, self.clone()).await?;
 
-        self.bus
-            .record_status(&new_conversation.conversation_id, AgentStatus::PendingInit)
-            .await;
-
         if headless {
             spawn_headless_drain(Arc::clone(&new_conversation.conversation));
         }
@@ -55,10 +48,6 @@ impl AgentControl {
         self.send_prompt(new_conversation.conversation_id, prompt)
             .await?;
 
-        self.bus
-            .record_status(&new_conversation.conversation_id, AgentStatus::Running)
-            .await;
-
         Ok(new_conversation.conversation_id)
     }
 
diff --git a/codex-rs/core/src/agent/mod.rs b/codex-rs/core/src/agent/mod.rs
index bde8821379..d6348b38b3 100644
--- a/codex-rs/core/src/agent/mod.rs
+++ b/codex-rs/core/src/agent/mod.rs
@@ -1,4 +1,3 @@
-pub(crate) mod bus;
 pub(crate) mod control;
 pub(crate) mod status;