diff --git a/vertexai/_genai/memories.py b/vertexai/_genai/memories.py
index 2d4b1b180c..792a51cf68 100644
--- a/vertexai/_genai/memories.py
+++ b/vertexai/_genai/memories.py
@@ -329,6 +329,9 @@ def _RetrieveAgentEngineMemoriesConfig_to_vertex(
             [item for item in getv(from_object, ["filter_groups"])],
         )
 
+    if getv(from_object, ["memory_types"]) is not None:
+        setv(parent_object, ["memoryTypes"], getv(from_object, ["memory_types"]))
+
     return to_object
 
 
diff --git a/vertexai/_genai/types/__init__.py b/vertexai/_genai/types/__init__.py
index 937e8fe43f..5e5fb564e2 100644
--- a/vertexai/_genai/types/__init__.py
+++ b/vertexai/_genai/types/__init__.py
@@ -661,9 +661,13 @@
 from .common import MemoryRevision
 from .common import MemoryRevisionDict
 from .common import MemoryRevisionOrDict
+from .common import MemoryStructuredContent
+from .common import MemoryStructuredContentDict
+from .common import MemoryStructuredContentOrDict
 from .common import MemoryTopicId
 from .common import MemoryTopicIdDict
 from .common import MemoryTopicIdOrDict
+from .common import MemoryType
 from .common import Message
 from .common import MessageDict
 from .common import Metadata
@@ -1682,6 +1686,9 @@
     "AgentEngineMemoryConfig",
     "AgentEngineMemoryConfigDict",
     "AgentEngineMemoryConfigOrDict",
+    "MemoryStructuredContent",
+    "MemoryStructuredContentDict",
+    "MemoryStructuredContentOrDict",
     "Memory",
     "MemoryDict",
     "MemoryOrDict",
@@ -2138,6 +2145,7 @@
     "ManagedTopicEnum",
     "IdentityType",
     "AgentServerMode",
+    "MemoryType",
     "Operator",
     "Language",
     "MachineConfig",
diff --git a/vertexai/_genai/types/common.py b/vertexai/_genai/types/common.py
index d549c5490c..af39fd7ab8 100644
--- a/vertexai/_genai/types/common.py
+++ b/vertexai/_genai/types/common.py
@@ -280,6 +280,17 @@ class AgentServerMode(_common.CaseInSensitiveEnum):
     """Experimental agent server mode. This mode contains experimental features."""
 
 
+class MemoryType(_common.CaseInSensitiveEnum):
+    """The type of the memory."""
+
+    MEMORY_TYPE_UNSPECIFIED = "MEMORY_TYPE_UNSPECIFIED"
+    """Represents an unspecified memory type. This value should not be used."""
+    NATURAL_LANGUAGE_COLLECTION = "NATURAL_LANGUAGE_COLLECTION"
+    """Indicates belonging to a collection of natural language memories."""
+    STRUCTURED_PROFILE = "STRUCTURED_PROFILE"
+    """Indicates belonging to a structured profile."""
+
+
 class Operator(_common.CaseInSensitiveEnum):
     """Operator to apply to the filter. If not set, then EQUAL will be used."""
 
@@ -8269,6 +8280,34 @@ class _CreateAgentEngineMemoryRequestParametersDict(TypedDict, total=False):
 ]
 
 
+class MemoryStructuredContent(_common.BaseModel):
+    """Represents the structured value of the memory."""
+
+    data: Optional[dict[str, Any]] = Field(
+        default=None,
+        description="""Required. Represents the structured value of the memory.""",
+    )
+    schema_id: Optional[str] = Field(
+        default=None,
+        description="""Required. Represents the schema ID for which this structured memory belongs to.""",
+    )
+
+
+class MemoryStructuredContentDict(TypedDict, total=False):
+    """Represents the structured value of the memory."""
+
+    data: Optional[dict[str, Any]]
+    """Required. Represents the structured value of the memory."""
+
+    schema_id: Optional[str]
+    """Required. Represents the schema ID for which this structured memory belongs to."""
+
+
+MemoryStructuredContentOrDict = Union[
+    MemoryStructuredContent, MemoryStructuredContentDict
+]
+
+
 class Memory(_common.BaseModel):
     """A memory."""
 
@@ -8329,6 +8368,14 @@ class Memory(_common.BaseModel):
         default=None,
         description="""Output only. Timestamp when this Memory was most recently updated.""",
     )
+    memory_type: Optional[MemoryType] = Field(
+        default=None,
+        description="""Optional. Represents the type of the memory. If not set, the `NATURAL_LANGUAGE_COLLECTION` type is used. If `STRUCTURED_COLLECTION` or `STRUCTURED_PROFILE` is used, then `structured_data` must be provided.""",
+    )
+    structured_content: Optional[MemoryStructuredContent] = Field(
+        default=None,
+        description="""Optional. Represents the structured content of the memory.""",
+    )
 
 
 class MemoryDict(TypedDict, total=False):
@@ -8379,6 +8426,12 @@ class MemoryDict(TypedDict, total=False):
     update_time: Optional[datetime.datetime]
     """Output only. Timestamp when this Memory was most recently updated."""
 
+    memory_type: Optional[MemoryType]
+    """Optional. Represents the type of the memory. If not set, the `NATURAL_LANGUAGE_COLLECTION` type is used. If `STRUCTURED_COLLECTION` or `STRUCTURED_PROFILE` is used, then `structured_data` must be provided."""
+
+    structured_content: Optional[MemoryStructuredContentDict]
+    """Optional. Represents the structured content of the memory."""
+
 
 MemoryOrDict = Union[Memory, MemoryDict]
 
@@ -9284,6 +9337,13 @@ class RetrieveAgentEngineMemoriesConfig(_common.BaseModel):
       metadata.author = "agent 321"))`.
       """,
     )
+    memory_types: Optional[list[MemoryType]] = Field(
+        default=None,
+        description="""Specifies the types of memories to retrieve. If this field is empty
+      or not provided, the request will default to retrieving only memories of
+      type `NATURAL_LANGUAGE_COLLECTION`. If populated, the request will
+      retrieve memories matching any of the specified `MemoryType` values.""",
+    )
 
 
 class RetrieveAgentEngineMemoriesConfigDict(TypedDict, total=False):
@@ -9318,6 +9378,12 @@ class RetrieveAgentEngineMemoriesConfigDict(TypedDict, total=False):
       metadata.author = "agent 321"))`.
       """
 
+    memory_types: Optional[list[MemoryType]]
+    """Specifies the types of memories to retrieve. If this field is empty
+      or not provided, the request will default to retrieving only memories of
+      type `NATURAL_LANGUAGE_COLLECTION`. If populated, the request will
+      retrieve memories matching any of the specified `MemoryType` values."""
+
 
 RetrieveAgentEngineMemoriesConfigOrDict = Union[
     RetrieveAgentEngineMemoriesConfig, RetrieveAgentEngineMemoriesConfigDict