Add support for o3 and o4-mini (#1557)

Author: zachmayer

pydantic_ai_slim/pydantic_ai/models/__init__.py

@@ -194,6 +194,8 @@
         'o1-mini-2024-09-12',
         'o1-preview',
         'o1-preview-2024-09-12',
+        'o3',
+        'o3-2025-04-16',
         'o3-mini',
         'o3-mini-2025-01-31',
         'openai:chatgpt-4o-latest',
@@ -243,8 +245,12 @@
         'openai:o1-mini-2024-09-12',
         'openai:o1-preview',
         'openai:o1-preview-2024-09-12',
+        'openai:o3',
+        'openai:o3-2025-04-16',
         'openai:o3-mini',
         'openai:o3-mini-2025-01-31',
+        'openai:o4-mini',
+        'openai:o4-mini-2025-04-16',
         'test',
     ],
 )

pydantic_ai_slim/pyproject.toml

@@ -56,7 +56,7 @@ dependencies = [
 # WARNING if you add optional groups, please update docs/install.md
 logfire = ["logfire>=3.11.0"]
 # Models
-openai = ["openai>=1.74.0"]
+openai = ["openai>=1.75.0"]
 cohere = ["cohere>=5.13.11; platform_system != 'Emscripten'"]
 vertexai = ["google-auth>=2.36.0", "requests>=2.32.3"]
 anthropic = ["anthropic>=0.49.0"]