diff --git a/src/gradient/_base_client.py b/src/gradient/_base_client.py
index a5a9ad8c..15fbd174 100644
--- a/src/gradient/_base_client.py
+++ b/src/gradient/_base_client.py
@@ -376,6 +376,8 @@ def __init__(
         timeout: float | Timeout | None = DEFAULT_TIMEOUT,
         custom_headers: Mapping[str, str] | None = None,
         custom_query: Mapping[str, object] | None = None,
+        user_agent_package: str | None = None,
+        user_agent_version: str | None = None,
     ) -> None:
         self._version = version
         self._base_url = self._enforce_trailing_slash(URL(base_url))
@@ -386,6 +388,8 @@ def __init__(
         self._strict_response_validation = _strict_response_validation
         self._idempotency_header = None
         self._platform: Platform | None = None
+        self._user_agent_package = user_agent_package
+        self._user_agent_version = user_agent_version
 
         if max_retries is None:  # pyright: ignore[reportUnnecessaryComparison]
             raise TypeError(
@@ -671,7 +675,10 @@ def _validate_headers(
 
     @property
     def user_agent(self) -> str:
-        return f"{self.__class__.__name__}/Python/{self._version}"
+        # Format: "Gradient/package/version"
+        package = self._user_agent_package or "Python"
+        version = self._user_agent_version if self._user_agent_package and self._user_agent_version else self._version
+        return f"{self.__class__.__name__}/{package}/{version}"
 
     @property
     def base_url(self) -> URL:
@@ -830,6 +837,8 @@ def __init__(
         custom_headers: Mapping[str, str] | None = None,
         custom_query: Mapping[str, object] | None = None,
         _strict_response_validation: bool,
+        user_agent_package: str | None = None,
+        user_agent_version: str | None = None,
     ) -> None:
         if not is_given(timeout):
             # if the user passed in a custom http client with a non-default
@@ -858,6 +867,8 @@ def __init__(
             custom_query=custom_query,
             custom_headers=custom_headers,
             _strict_response_validation=_strict_response_validation,
+            user_agent_package=user_agent_package,
+            user_agent_version=user_agent_version,
         )
         self._client = http_client or SyncHttpxClientWrapper(
             base_url=base_url,
@@ -1360,6 +1371,8 @@ def __init__(
         http_client: httpx.AsyncClient | None = None,
         custom_headers: Mapping[str, str] | None = None,
         custom_query: Mapping[str, object] | None = None,
+        user_agent_package: str | None = None,
+        user_agent_version: str | None = None,
     ) -> None:
         if not is_given(timeout):
             # if the user passed in a custom http client with a non-default
@@ -1388,6 +1401,8 @@ def __init__(
             custom_query=custom_query,
             custom_headers=custom_headers,
             _strict_response_validation=_strict_response_validation,
+            user_agent_package=user_agent_package,
+            user_agent_version=user_agent_version,
         )
         self._client = http_client or AsyncHttpxClientWrapper(
             base_url=base_url,
diff --git a/src/gradient/_client.py b/src/gradient/_client.py
index 74b57d84..a809e56b 100644
--- a/src/gradient/_client.py
+++ b/src/gradient/_client.py
@@ -106,6 +106,9 @@ def __init__(
         # outlining your use-case to help us decide if it should be
         # part of our public interface in the future.
         _strict_response_validation: bool = False,
+        # User agent tracking parameters
+        user_agent_package: str | None = None,
+        user_agent_version: str | None = None,
     ) -> None:
         """Construct a new synchronous Gradient client instance.
 
@@ -169,6 +172,8 @@ def __init__(
             custom_headers=default_headers,
             custom_query=default_query,
             _strict_response_validation=_strict_response_validation,
+            user_agent_package=user_agent_package,
+            user_agent_version=user_agent_version,
         )
 
         self._default_stream_cls = Stream
@@ -294,6 +299,8 @@ def copy(
         set_default_headers: Mapping[str, str] | None = None,
         default_query: Mapping[str, object] | None = None,
         set_default_query: Mapping[str, object] | None = None,
+        user_agent_package: str | None = None,
+        user_agent_version: str | None = None,
         _extra_kwargs: Mapping[str, Any] = {},
     ) -> Self:
         """
@@ -330,6 +337,8 @@ def copy(
             max_retries=max_retries if is_given(max_retries) else self.max_retries,
             default_headers=headers,
             default_query=params,
+            user_agent_package=user_agent_package or self._user_agent_package,
+            user_agent_version=user_agent_version or self._user_agent_version,
             **_extra_kwargs,
         )
         client._base_url_overridden = self._base_url_overridden or base_url is not None
@@ -410,6 +419,9 @@ def __init__(
         # outlining your use-case to help us decide if it should be
         # part of our public interface in the future.
         _strict_response_validation: bool = False,
+        # User agent tracking parameters
+        user_agent_package: str | None = None,
+        user_agent_version: str | None = None,
     ) -> None:
         """Construct a new async AsyncGradient client instance.
 
@@ -473,6 +485,8 @@ def __init__(
             custom_headers=default_headers,
             custom_query=default_query,
             _strict_response_validation=_strict_response_validation,
+            user_agent_package=user_agent_package,
+            user_agent_version=user_agent_version,
         )
 
         self._default_stream_cls = AsyncStream
@@ -598,6 +612,8 @@ def copy(
         set_default_headers: Mapping[str, str] | None = None,
         default_query: Mapping[str, object] | None = None,
         set_default_query: Mapping[str, object] | None = None,
+        user_agent_package: str | None = None,
+        user_agent_version: str | None = None,
         _extra_kwargs: Mapping[str, Any] = {},
     ) -> Self:
         """
@@ -634,6 +650,8 @@ def copy(
             max_retries=max_retries if is_given(max_retries) else self.max_retries,
             default_headers=headers,
             default_query=params,
+            user_agent_package=user_agent_package or self._user_agent_package,
+            user_agent_version=user_agent_version or self._user_agent_version,
             **_extra_kwargs,
         )
         client._base_url_overridden = self._base_url_overridden or base_url is not None