gpt -> GPT or quoted

Author: matthewfranglen

docs/models/openai.md

@@ -197,7 +197,7 @@ timestamp_grammar_definition = r'^\d{4}-(0[1-9]|1[0-2])-(0[1-9]|[12]\d|3[01]) (?
 def timestamp_accepting_tool(timestamp: str): ...
 ```
 
-1. The GPT-5 family (`gpt-5`, `gpt-5-mini`, `gpt-5-nano`) all support freeform function calling with context free grammar constraints. Unfortunately gpt-5-nano often struggles with these calls.
+1. The GPT-5 family (`gpt-5`, `gpt-5-mini`, `gpt-5-nano`) all support freeform function calling with context free grammar constraints. Unfortunately `gpt-5-nano` often struggles with these calls.
 2. If the tool or model cannot be used with freeform function calling then it will be invoked in the normal way, which may lead to invalid input.
 
 ##### LARK
@@ -230,7 +230,7 @@ MINUTE: /[0-5]\d/
 def i_like_iso_dates(date: str): ...
 ```
 
-1. The GPT-5 family (`gpt-5`, `gpt-5-mini`, `gpt-5-nano`) all support freeform function calling with context free grammar constraints. Unfortunately gpt-5-nano often struggles with these calls.
+1. The GPT-5 family (`gpt-5`, `gpt-5-mini`, `gpt-5-nano`) all support freeform function calling with context free grammar constraints. Unfortunately `gpt-5-nano` often struggles with these calls.
 2. If the tool or model cannot be used with freeform function calling then it will be invoked in the normal way, which may lead to invalid input.
 
 There is a limit to the grammar complexity that GPT-5 supports, as such it is important to test your grammar.

pydantic_ai_slim/pydantic_ai/tools.py

@@ -228,7 +228,7 @@ class FunctionTextFormat:
 
     Calling a function in this way prevents parallel tool calling.
 
-    Note: this is currently only supported by OpenAI gpt-5 models.
+    Note: this is currently only supported by OpenAI GPT-5 models.
     """
 
     syntax: Literal['lark', 'regex']
@@ -534,7 +534,7 @@ class ToolDefinition:
 
     When `None` (the default), the model invokes the tool in the normal way and parallel tool calls are possible.
 
-    Note: this is currently only supported by OpenAI gpt-5 models.
+    Note: this is currently only supported by OpenAI GPT-5 models.
     """
 
     kind: ToolKind = field(default='function')