diff --git a/core/src/main/java/com/google/adk/runner/Runner.java b/core/src/main/java/com/google/adk/runner/Runner.java
index 29b2b76d3..0fd8bb92e 100644
--- a/core/src/main/java/com/google/adk/runner/Runner.java
+++ b/core/src/main/java/com/google/adk/runner/Runner.java
@@ -415,35 +415,6 @@ public Flowable<Event> runAsync(String userId, String sessionId, Content newMess
     return runAsync(userId, sessionId, newMessage, RunConfig.builder().build());
   }
 
-  /**
-   * See {@link #runAsync(Session, Content, RunConfig, Map)}.
-   *
-   * @deprecated Use runAsync with sessionId.
-   */
-  @Deprecated(since = "0.4.0", forRemoval = true)
-  public Flowable<Event> runAsync(Session session, Content newMessage, RunConfig runConfig) {
-    return runAsync(session, newMessage, runConfig, /* stateDelta= */ null);
-  }
-
-  /**
-   * Runs the agent asynchronously using a provided Session object.
-   *
-   * @param session The session to run the agent in.
-   * @param newMessage The new message from the user to process.
-   * @param runConfig Configuration for the agent run.
-   * @param stateDelta Optional map of state updates to merge into the session for this run.
-   * @return A Flowable stream of {@link Event} objects generated by the agent during execution.
-   * @deprecated Use runAsync with sessionId.
-   */
-  @Deprecated(since = "0.4.0", forRemoval = true)
-  public Flowable<Event> runAsync(
-      Session session,
-      Content newMessage,
-      RunConfig runConfig,
-      @Nullable Map<String, Object> stateDelta) {
-    return runAsyncImpl(session, newMessage, runConfig, stateDelta);
-  }
-
   /**
    * Runs the agent asynchronously using a provided Session object.
    *
@@ -710,18 +681,6 @@ public Flowable<Event> runLive(
     return runLive(sessionKey.userId(), sessionKey.id(), liveRequestQueue, runConfig);
   }
 
-  /**
-   * Runs the agent asynchronously with a default user ID.
-   *
-   * @return stream of generated events.
-   */
-  @Deprecated(since = "0.5.0", forRemoval = true)
-  public Flowable<Event> runWithSessionId(
-      String sessionId, Content newMessage, RunConfig runConfig) {
-    // TODO(b/410859954): Add user_id to getter or method signature. Assuming "tmp-user" for now.
-    return this.runAsync("tmp-user", sessionId, newMessage, runConfig);
-  }
-
   /**
    * Checks if the agent and its parent chain allow transfer up the tree.
    *