deps: bump openai to >=1.99.2; models: align KnownModelName/OpenAIModelName for GPT-5

Author: zachmayer

pydantic_ai_slim/pydantic_ai/models/__init__.py

@@ -307,12 +307,6 @@
         'openai:gpt-5-2025-08-07',
         'openai:gpt-5-mini-2025-08-07',
         'openai:gpt-5-nano-2025-08-07',
-        'gpt-5',
-        'gpt-5-mini',
-        'gpt-5-nano',
-        'gpt-5-2025-08-07',
-        'gpt-5-mini-2025-08-07',
-        'gpt-5-nano-2025-08-07',
         'openai:o1',
         'openai:o1-2024-12-17',
         'openai:o1-mini',

pydantic_ai_slim/pydantic_ai/models/openai.py

@@ -83,19 +83,7 @@
     'OpenAIModelName',
 )
 
-OpenAIModelName = Union[
-    str,
-    AllModels,
-    # Include latest GPT-5 variants until the SDK enumerates them
-    Literal[
-        'gpt-5',
-        'gpt-5-mini',
-        'gpt-5-nano',
-        'gpt-5-2025-08-07',
-        'gpt-5-mini-2025-08-07',
-        'gpt-5-nano-2025-08-07',
-    ],
-]
+OpenAIModelName = Union[str, AllModels]
 """
 Possible OpenAI model names.
 

pydantic_ai_slim/pyproject.toml

@@ -62,7 +62,7 @@ dependencies = [
 # WARNING if you add optional groups, please update docs/install.md
 logfire = ["logfire>=3.11.0"]
 # Models
-openai = ["openai>=1.92.0"]
+openai = ["openai>=1.99.2"]
 cohere = ["cohere>=5.16.0; platform_system != 'Emscripten'"]
 vertexai = ["google-auth>=2.36.0", "requests>=2.32.2"]
 google = ["google-genai>=1.28.0"]