diff --git a/pyproject.toml b/pyproject.toml
index 776176d..d080275 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ name = "humanloop"
 
 [tool.poetry]
 name = "humanloop"
-version = "0.8.37"
+version = "0.8.38"
 description = ""
 readme = "README.md"
 authors = []
diff --git a/src/humanloop/agents/raw_client.py b/src/humanloop/agents/raw_client.py
index 03caae7..e577f8c 100644
--- a/src/humanloop/agents/raw_client.py
+++ b/src/humanloop/agents/raw_client.py
@@ -2,6 +2,7 @@
 
 import contextlib
 import datetime as dt
+import json
 import typing
 from json.decoder import JSONDecodeError
 
@@ -591,7 +592,13 @@ def _iter():
                                 if _sse.data == None:
                                     return
                                 try:
-                                    yield _sse.data
+                                    yield typing.cast(
+                                        AgentCallStreamResponse,
+                                        construct_type(
+                                            type_=AgentCallStreamResponse,  # type: ignore
+                                            object_=json.loads(_sse.data),
+                                        ),
+                                    )
                                 except Exception:
                                     pass
                             return
@@ -889,7 +896,13 @@ def _iter():
                                 if _sse.data == None:
                                     return
                                 try:
-                                    yield _sse.data
+                                    yield typing.cast(
+                                        AgentContinueCallStreamResponse,
+                                        construct_type(
+                                            type_=AgentContinueCallStreamResponse,  # type: ignore
+                                            object_=json.loads(_sse.data),
+                                        ),
+                                    )
                                 except Exception:
                                     pass
                             return
@@ -2558,7 +2571,13 @@ async def _iter():
                                 if _sse.data == None:
                                     return
                                 try:
-                                    yield _sse.data
+                                    yield typing.cast(
+                                        AgentCallStreamResponse,
+                                        construct_type(
+                                            type_=AgentCallStreamResponse,  # type: ignore
+                                            object_=json.loads(_sse.data),
+                                        ),
+                                    )
                                 except Exception:
                                     pass
                             return
@@ -2856,7 +2875,13 @@ async def _iter():
                                 if _sse.data == None:
                                     return
                                 try:
-                                    yield _sse.data
+                                    yield typing.cast(
+                                        AgentContinueCallStreamResponse,
+                                        construct_type(
+                                            type_=AgentContinueCallStreamResponse,  # type: ignore
+                                            object_=json.loads(_sse.data),
+                                        ),
+                                    )
                                 except Exception:
                                     pass
                             return
diff --git a/src/humanloop/core/client_wrapper.py b/src/humanloop/core/client_wrapper.py
index 36e7630..1180f0a 100644
--- a/src/humanloop/core/client_wrapper.py
+++ b/src/humanloop/core/client_wrapper.py
@@ -14,10 +14,10 @@ def __init__(self, *, api_key: str, base_url: str, timeout: typing.Optional[floa
 
     def get_headers(self) -> typing.Dict[str, str]:
         headers: typing.Dict[str, str] = {
-            "User-Agent": "humanloop/0.8.37",
+            "User-Agent": "humanloop/0.8.38",
             "X-Fern-Language": "Python",
             "X-Fern-SDK-Name": "humanloop",
-            "X-Fern-SDK-Version": "0.8.37",
+            "X-Fern-SDK-Version": "0.8.38",
         }
         headers["X-API-KEY"] = self.api_key
         return headers
diff --git a/src/humanloop/prompts/raw_client.py b/src/humanloop/prompts/raw_client.py
index 57ba25a..5d12b08 100644
--- a/src/humanloop/prompts/raw_client.py
+++ b/src/humanloop/prompts/raw_client.py
@@ -2,6 +2,7 @@
 
 import contextlib
 import datetime as dt
+import json
 import typing
 from json.decoder import JSONDecodeError
 
@@ -686,7 +687,13 @@ def _iter():
                                 if _sse.data == None:
                                     return
                                 try:
-                                    yield _sse.data
+                                    yield typing.cast(
+                                        PromptCallStreamResponse,
+                                        construct_type(
+                                            type_=PromptCallStreamResponse,  # type: ignore
+                                            object_=json.loads(_sse.data),
+                                        ),
+                                    )
                                 except Exception:
                                     pass
                             return
@@ -2637,7 +2644,13 @@ async def _iter():
                                 if _sse.data == None:
                                     return
                                 try:
-                                    yield _sse.data
+                                    yield typing.cast(
+                                        PromptCallStreamResponse,
+                                        construct_type(
+                                            type_=PromptCallStreamResponse,  # type: ignore
+                                            object_=json.loads(_sse.data),
+                                        ),
+                                    )
                                 except Exception:
                                     pass
                             return