feat(api): support disabling parallel tool use (#674)

Author: stainless-app[bot]

.stats.yml

@@ -1,2 +1,2 @@
 configured_endpoints: 3
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/anthropic-fb94a03f85580f7eacef034518becfb463502e6d74b0f7932f6153239de23a5b.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/anthropic-209cf750b141ebe030a31486ce555fa23b87436cd4235e997b989dfe70dd1b0b.yml

src/anthropic/types/beta/prompt_caching/message_create_params.py

@@ -275,17 +275,38 @@ class Metadata(TypedDict, total=False):
 class ToolChoiceToolChoiceAuto(TypedDict, total=False):
     type: Required[Literal["auto"]]
 
+    disable_parallel_tool_use: bool
+    """Whether to disable parallel tool use.
+
+    Defaults to `false`. If set to `true`, the model will output at most one tool
+    use.
+    """
+
 
 class ToolChoiceToolChoiceAny(TypedDict, total=False):
     type: Required[Literal["any"]]
 
+    disable_parallel_tool_use: bool
+    """Whether to disable parallel tool use.
+
+    Defaults to `false`. If set to `true`, the model will output exactly one tool
+    use.
+    """
+
 
 class ToolChoiceToolChoiceTool(TypedDict, total=False):
     name: Required[str]
     """The name of the tool to use."""
 
     type: Required[Literal["tool"]]
 
+    disable_parallel_tool_use: bool
+    """Whether to disable parallel tool use.
+
+    Defaults to `false`. If set to `true`, the model will output exactly one tool
+    use.
+    """
+
 
 ToolChoice: TypeAlias = Union[ToolChoiceToolChoiceAuto, ToolChoiceToolChoiceAny, ToolChoiceToolChoiceTool]
 

src/anthropic/types/message_create_params.py

@@ -275,17 +275,38 @@ class Metadata(TypedDict, total=False):
 class ToolChoiceToolChoiceAuto(TypedDict, total=False):
     type: Required[Literal["auto"]]
 
+    disable_parallel_tool_use: bool
+    """Whether to disable parallel tool use.
+
+    Defaults to `false`. If set to `true`, the model will output at most one tool
+    use.
+    """
+
 
 class ToolChoiceToolChoiceAny(TypedDict, total=False):
     type: Required[Literal["any"]]
 
+    disable_parallel_tool_use: bool
+    """Whether to disable parallel tool use.
+
+    Defaults to `false`. If set to `true`, the model will output exactly one tool
+    use.
+    """
+
 
 class ToolChoiceToolChoiceTool(TypedDict, total=False):
     name: Required[str]
     """The name of the tool to use."""
 
     type: Required[Literal["tool"]]
 
+    disable_parallel_tool_use: bool
+    """Whether to disable parallel tool use.
+
+    Defaults to `false`. If set to `true`, the model will output exactly one tool
+    use.
+    """
+
 
 ToolChoice: TypeAlias = Union[ToolChoiceToolChoiceAuto, ToolChoiceToolChoiceAny, ToolChoiceToolChoiceTool]
 

tests/api_resources/beta/prompt_caching/test_messages.py

@@ -53,7 +53,10 @@ def test_method_create_with_all_params_overload_1(self, client: Anthropic) -> No
                 }
             ],
             temperature=1,
-            tool_choice={"type": "auto"},
+            tool_choice={
+                "type": "auto",
+                "disable_parallel_tool_use": True,
+            },
             tools=[
                 {
                     "input_schema": {
@@ -190,7 +193,10 @@ def test_method_create_with_all_params_overload_2(self, client: Anthropic) -> No
                 }
             ],
             temperature=1,
-            tool_choice={"type": "auto"},
+            tool_choice={
+                "type": "auto",
+                "disable_parallel_tool_use": True,
+            },
             tools=[
                 {
                     "input_schema": {
@@ -331,7 +337,10 @@ async def test_method_create_with_all_params_overload_1(self, async_client: Asyn
                 }
             ],
             temperature=1,
-            tool_choice={"type": "auto"},
+            tool_choice={
+                "type": "auto",
+                "disable_parallel_tool_use": True,
+            },
             tools=[
                 {
                     "input_schema": {
@@ -468,7 +477,10 @@ async def test_method_create_with_all_params_overload_2(self, async_client: Asyn
                 }
             ],
             temperature=1,
-            tool_choice={"type": "auto"},
+            tool_choice={
+                "type": "auto",
+                "disable_parallel_tool_use": True,
+            },
             tools=[
                 {
                     "input_schema": {

tests/api_resources/test_messages.py

@@ -53,7 +53,10 @@ def test_method_create_with_all_params_overload_1(self, client: Anthropic) -> No
                 }
             ],
             temperature=1,
-            tool_choice={"type": "auto"},
+            tool_choice={
+                "type": "auto",
+                "disable_parallel_tool_use": True,
+            },
             tools=[
                 {
                     "input_schema": {
@@ -186,7 +189,10 @@ def test_method_create_with_all_params_overload_2(self, client: Anthropic) -> No
                 }
             ],
             temperature=1,
-            tool_choice={"type": "auto"},
+            tool_choice={
+                "type": "auto",
+                "disable_parallel_tool_use": True,
+            },
             tools=[
                 {
                     "input_schema": {
@@ -333,7 +339,10 @@ async def test_method_create_with_all_params_overload_1(self, async_client: Asyn
                 }
             ],
             temperature=1,
-            tool_choice={"type": "auto"},
+            tool_choice={
+                "type": "auto",
+                "disable_parallel_tool_use": True,
+            },
             tools=[
                 {
                     "input_schema": {
@@ -466,7 +475,10 @@ async def test_method_create_with_all_params_overload_2(self, async_client: Asyn
                 }
             ],
             temperature=1,
-            tool_choice={"type": "auto"},
+            tool_choice={
+                "type": "auto",
+                "disable_parallel_tool_use": True,
+            },
             tools=[
                 {
                     "input_schema": {