diff --git a/api/.env.example b/api/.env.example
index 9cbb111d31..c195f1ae87 100644
--- a/api/.env.example
+++ b/api/.env.example
@@ -696,3 +696,28 @@ ANNOTATION_IMPORT_MAX_CONCURRENT=5
 SANDBOX_EXPIRED_RECORDS_CLEAN_GRACEFUL_PERIOD=21
 SANDBOX_EXPIRED_RECORDS_CLEAN_BATCH_SIZE=1000
 SANDBOX_EXPIRED_RECORDS_RETENTION_DAYS=30
+
+
+# Redis URL used for PubSub between API and
+# celery worker
+# defaults to url constructed from `REDIS_*`
+# configurations
+PUBSUB_REDIS_URL=
+# Pub/sub channel type for streaming events.
+# valid options are:
+#
+# - pubsub: for normal Pub/Sub
+# - sharded: for sharded Pub/Sub
+#
+# It's highly recommended to use sharded Pub/Sub AND redis cluster
+# for large deployments.
+PUBSUB_REDIS_CHANNEL_TYPE=pubsub
+# Whether to use Redis cluster mode while running
+# PubSub.
+#  It's highly recommended to enable this for large deployments.
+PUBSUB_REDIS_USE_CLUSTERS=false
+
+# Whether to Enable human input timeout check task
+ENABLE_HUMAN_INPUT_TIMEOUT_TASK=true
+# Human input timeout check interval in minutes
+HUMAN_INPUT_TIMEOUT_TASK_INTERVAL=1
diff --git a/api/configs/middleware/cache/redis_pubsub_config.py b/api/configs/middleware/cache/redis_pubsub_config.py
index ccc1b00661..fa5ca1f797 100644
--- a/api/configs/middleware/cache/redis_pubsub_config.py
+++ b/api/configs/middleware/cache/redis_pubsub_config.py
@@ -27,17 +27,33 @@ class RedisPubSubConfig(BaseSettings, RedisConfigDefaultsMixin):
     """
 
     PUBSUB_REDIS_URL: str | None = Field(
-        description="Redis connection URL for pub/sub streaming events.",
+        description=(
+            "Redis connection URL for pub/sub streaming events between API "
+            "and celery worker, defaults to url constructed from "
+            "`REDIS_*` configurations"
+        ),
         default=None,
     )
 
     PUBSUB_REDIS_USE_CLUSTERS: bool = Field(
-        description="Enable Redis Cluster mode for pub/sub streaming.",
+        description=(
+            "Enable Redis Cluster mode for pub/sub streaming. It's highly "
+            "recommended to enable this for large deployments."
+        ),
         default=False,
     )
 
     PUBSUB_REDIS_CHANNEL_TYPE: Literal["pubsub", "sharded"] = Field(
-        description="Pub/sub channel type for streaming events.",
+        description=(
+            "Pub/sub channel type for streaming events. "
+            "Valid options are:\n"
+            "\n"
+            " - pubsub: for normal Pub/Sub\n"
+            " - sharded: for sharded Pub/Sub\n"
+            "\n"
+            "It's highly recommended to use sharded Pub/Sub AND redis cluster "
+            "for large deployments."
+        ),
         default="pubsub",
     )
 
diff --git a/docker/.env.example b/docker/.env.example
index 16d47409f5..55a7a26776 100644
--- a/docker/.env.example
+++ b/docker/.env.example
@@ -1371,9 +1371,9 @@ PLUGIN_STDIO_BUFFER_SIZE=1024
 PLUGIN_STDIO_MAX_BUFFER_SIZE=5242880
 
 PLUGIN_PYTHON_ENV_INIT_TIMEOUT=120
-# Plugin Daemon side timeout (configure to match the API side below) 
+# Plugin Daemon side timeout (configure to match the API side below)
 PLUGIN_MAX_EXECUTION_TIMEOUT=600
-# API side timeout (configure to match the Plugin Daemon side above) 
+# API side timeout (configure to match the Plugin Daemon side above)
 PLUGIN_DAEMON_TIMEOUT=600.0
 # PIP_MIRROR_URL=https://pypi.tuna.tsinghua.edu.cn/simple
 PIP_MIRROR_URL=
@@ -1490,3 +1490,28 @@ AMPLITUDE_API_KEY=
 SANDBOX_EXPIRED_RECORDS_CLEAN_GRACEFUL_PERIOD=21
 SANDBOX_EXPIRED_RECORDS_CLEAN_BATCH_SIZE=1000
 SANDBOX_EXPIRED_RECORDS_RETENTION_DAYS=30
+
+
+# Redis URL used for PubSub between API and
+# celery worker
+# defaults to url constructed from `REDIS_*`
+# configurations
+PUBSUB_REDIS_URL=
+# Pub/sub channel type for streaming events.
+# valid options are:
+#
+# - pubsub: for normal Pub/Sub
+# - sharded: for sharded Pub/Sub
+#
+# It's highly recommended to use sharded Pub/Sub AND redis cluster
+# for large deployments.
+PUBSUB_REDIS_CHANNEL_TYPE=pubsub
+# Whether to use Redis cluster mode while running
+# PubSub.
+#  It's highly recommended to enable this for large deployments.
+PUBSUB_REDIS_USE_CLUSTERS=false
+
+# Whether to Enable human input timeout check task
+ENABLE_HUMAN_INPUT_TIMEOUT_TASK=true
+# Human input timeout check interval in minutes
+HUMAN_INPUT_TIMEOUT_TASK_INTERVAL=1
diff --git a/docker/docker-compose.yaml b/docker/docker-compose.yaml
index 3f2031dbd9..9a1138512e 100644
--- a/docker/docker-compose.yaml
+++ b/docker/docker-compose.yaml
@@ -669,6 +669,11 @@ x-shared-env: &shared-api-worker-env
   SANDBOX_EXPIRED_RECORDS_CLEAN_GRACEFUL_PERIOD: ${SANDBOX_EXPIRED_RECORDS_CLEAN_GRACEFUL_PERIOD:-21}
   SANDBOX_EXPIRED_RECORDS_CLEAN_BATCH_SIZE: ${SANDBOX_EXPIRED_RECORDS_CLEAN_BATCH_SIZE:-1000}
   SANDBOX_EXPIRED_RECORDS_RETENTION_DAYS: ${SANDBOX_EXPIRED_RECORDS_RETENTION_DAYS:-30}
+  PUBSUB_REDIS_URL: ${PUBSUB_REDIS_URL:-}
+  PUBSUB_REDIS_CHANNEL_TYPE: ${PUBSUB_REDIS_CHANNEL_TYPE:-pubsub}
+  PUBSUB_REDIS_USE_CLUSTERS: ${PUBSUB_REDIS_USE_CLUSTERS:-false}
+  ENABLE_HUMAN_INPUT_TIMEOUT_TASK: ${ENABLE_HUMAN_INPUT_TIMEOUT_TASK:-true}
+  HUMAN_INPUT_TIMEOUT_TASK_INTERVAL: ${HUMAN_INPUT_TIMEOUT_TASK_INTERVAL:-1}
 
 services:
   # Init container to fix permissions