Merge pull request #4058 from mrbullwinkle/mrb_04_11_2025_stored_completions

[Azure OpenAI] Stored completions updates

Author: prmerger-automator[bot]

articles/ai-services/openai/how-to/stored-completions.md

@@ -24,11 +24,11 @@ Support first added in `2024-10-01-preview`, use `2025-02-01-preview` or later f
 
 ### Deployment type
 
-Stored completions is supported for all Azure OpenAI Deployment types: standard, global, datazone, and PTU-m.
+Stored completions is supported for all Azure OpenAI Deployment types: standard, global, datazone, and provisioned.
 
 ### Model & region availability
 
-As long as you're using the Completions API for inferencing, you can leverage stored completions. It is supported for all Azure OpenAI models, and in all supported regions (including global-only regions).
+As long as you're using the Chat Completions API for inferencing, you can leverage stored completions. It is supported for all Azure OpenAI models, and in all supported regions (including global-only regions).
 
 ## Configure stored completions