diff --git a/python/sglang/srt/managers/schedule_batch.py b/python/sglang/srt/managers/schedule_batch.py
index de2080049404..15995905ac3f 100644
--- a/python/sglang/srt/managers/schedule_batch.py
+++ b/python/sglang/srt/managers/schedule_batch.py
@@ -96,8 +96,8 @@
 
     from sglang.srt.configs.model_config import ModelConfig
     from sglang.srt.managers.hisparse_coordinator import HiSparseCoordinator
-    from sglang.srt.managers.session_controller import Session
     from sglang.srt.observability.scheduler_metrics_mixin import PrefillStats
+    from sglang.srt.session.session_controller import Session
     from sglang.srt.speculative.eagle_info import EagleDraftInput
     from sglang.srt.speculative.spec_info import SpecInput, SpeculativeAlgorithm
 
diff --git a/python/sglang/srt/managers/scheduler.py b/python/sglang/srt/managers/scheduler.py
index 4d0c6a99c8f3..8c92c92e07ca 100644
--- a/python/sglang/srt/managers/scheduler.py
+++ b/python/sglang/srt/managers/scheduler.py
@@ -183,12 +183,10 @@
 from sglang.srt.managers.scheduler_update_weights_mixin import (
     SchedulerUpdateWeightsMixin,
 )
-from sglang.srt.managers.session_controller import SessionController
 from sglang.srt.managers.utils import GenerationBatchResult, validate_input_length
 from sglang.srt.mem_cache.cache_init_params import CacheInitParams
 from sglang.srt.mem_cache.common import release_kv_cache
 from sglang.srt.mem_cache.radix_cache import RadixCache
-from sglang.srt.mem_cache.session_aware_cache import SessionAwareCache
 from sglang.srt.model_executor.forward_batch_info import ForwardMode, PPProxyTensors
 from sglang.srt.model_loader.utils import get_resolved_model_impl
 from sglang.srt.multiplex.multiplexing_mixin import SchedulerMultiplexMixin
@@ -206,6 +204,8 @@
 from sglang.srt.parser.reasoning_parser import ReasoningParser
 from sglang.srt.sampling.sampling_batch_info import SamplingBatchInfo
 from sglang.srt.server_args import PortArgs, ServerArgs, get_global_server_args
+from sglang.srt.session.session_aware_cache import SessionAwareCache
+from sglang.srt.session.session_controller import SessionController
 from sglang.srt.speculative.spec_info import SpeculativeAlgorithm
 from sglang.srt.utils import (
     DynamicGradMode,
diff --git a/python/sglang/srt/managers/scheduler_runtime_checker_mixin.py b/python/sglang/srt/managers/scheduler_runtime_checker_mixin.py
index 34e7634fce6c..838670356ce2 100644
--- a/python/sglang/srt/managers/scheduler_runtime_checker_mixin.py
+++ b/python/sglang/srt/managers/scheduler_runtime_checker_mixin.py
@@ -8,8 +8,8 @@
 
 from sglang.srt.disaggregation.utils import DisaggregationMode
 from sglang.srt.environ import envs
-from sglang.srt.mem_cache.session_aware_cache import SessionAwareCache
 from sglang.srt.observability.metrics_collector import QueueCount
+from sglang.srt.session.session_aware_cache import SessionAwareCache
 from sglang.srt.utils.common import ceil_align, raise_error_or_warn
 from sglang.srt.utils.request_logger import disable_request_logging
 from sglang.srt.utils.watchdog import WatchdogRaw
diff --git a/python/sglang/srt/session/__init__.py b/python/sglang/srt/session/__init__.py
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/python/sglang/srt/mem_cache/session_aware_cache.py b/python/sglang/srt/session/session_aware_cache.py
similarity index 100%
rename from python/sglang/srt/mem_cache/session_aware_cache.py
rename to python/sglang/srt/session/session_aware_cache.py
diff --git a/python/sglang/srt/managers/session_controller.py b/python/sglang/srt/session/session_controller.py
similarity index 99%
rename from python/sglang/srt/managers/session_controller.py
rename to python/sglang/srt/session/session_controller.py
index 889e2d60b3f7..00776ee31a18 100644
--- a/python/sglang/srt/managers/session_controller.py
+++ b/python/sglang/srt/session/session_controller.py
@@ -24,7 +24,7 @@
     TokenizedGenerateReqInput,
 )
 from sglang.srt.managers.schedule_batch import FINISH_ABORT, Req
-from sglang.srt.mem_cache.session_aware_cache import SessionAwareCache
+from sglang.srt.session.session_aware_cache import SessionAwareCache
 from sglang.srt.utils.common import log_info_on_rank0
 
 if TYPE_CHECKING:
diff --git a/test/registered/unit/mem_cache/test_streaming_session_unit.py b/test/registered/unit/mem_cache/test_streaming_session_unit.py
index 0a701dcb5dc7..4a349f9f6e6b 100644
--- a/test/registered/unit/mem_cache/test_streaming_session_unit.py
+++ b/test/registered/unit/mem_cache/test_streaming_session_unit.py
@@ -5,7 +5,7 @@
 from sglang.srt.managers.schedule_batch import FINISH_ABORT
 from sglang.srt.mem_cache.base_prefix_cache import MatchResult
 from sglang.srt.mem_cache.common import release_kv_cache
-from sglang.srt.mem_cache.session_aware_cache import SessionAwareCache, SessionSlot
+from sglang.srt.session.session_aware_cache import SessionAwareCache, SessionSlot
 from sglang.test.ci.ci_register import register_cpu_ci
 
 register_cpu_ci(est_time=8, suite="stage-a-test-cpu")