diff --git a/assemblyai/__version__.py b/assemblyai/__version__.py
index 2d93b0c..978180b 100644
--- a/assemblyai/__version__.py
+++ b/assemblyai/__version__.py
@@ -1 +1 @@
-__version__ = "0.37.0"
+__version__ = "0.38.0"
diff --git a/assemblyai/types.py b/assemblyai/types.py
index 1fb9c3c..8767201 100644
--- a/assemblyai/types.py
+++ b/assemblyai/types.py
@@ -1,6 +1,16 @@
 from datetime import datetime
 from enum import Enum, EnumMeta
-from typing import TYPE_CHECKING, Any, Dict, List, Optional, Sequence, Tuple, Union
+from typing import (
+    TYPE_CHECKING,
+    Annotated,
+    Any,
+    Dict,
+    List,
+    Optional,
+    Sequence,
+    Tuple,
+    Union,
+)
 from urllib.parse import parse_qs, urlparse
 from warnings import warn
 
@@ -472,6 +482,9 @@ class SpeechModel(str, Enum):
     nano = "nano"
     "A lightweight, lower cost model for a wide range of languages."
 
+    slam_1 = "slam-1"
+    "A Speech Language Model optimized explicitly for speech-to-text tasks"
+
 
 class RawTranscriptionConfig(BaseModel):
     language_code: Optional[Union[str, LanguageCode]] = None
@@ -1807,8 +1820,15 @@ class ListTranscriptParameters(BaseModel):
     status: Optional[TranscriptStatus] = None
     "Filter by transcript status"
 
-    throttled_only: Optional[bool] = None
+    throttled_only: Annotated[
+        Optional[bool],
+        Field(
+            default=None,
+            deprecated="`throttled_only` is deprecated and will be removed in a future release.",
+        ),
+    ]
     "Get only throttled transcripts, overrides the status filter"
+
     model_config = ConfigDict(use_enum_values=True)