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Copy file name to clipboardExpand all lines: articles/ai-foundry/openai/how-to/reasoning.md
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@@ -5,7 +5,7 @@ description: Learn how to use Azure OpenAI's advanced GPT-5 series, o3-mini, o1,
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manager: nitinme
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ms.service: azure-ai-openai
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ms.topic: include
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ms.date: 08/06/2025
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ms.date: 08/15/2025
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author: mrbullwinkle
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ms.author: mbullwin
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---
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| Model | Region | Limited access |
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|---|---|---|
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|`gpt-5`| East US2 & Sweden Central (Global Standard & Data Zones) | Request access: [gpt-5 limited access model application](https://aka.ms/oai/gpt5access). If you already have `o3 access` no request is required |
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|`gpt-5-mini`| East US2 & Sweden Central (Global Standard & Data Zones) | No access request needed to use the core capabilities of this model|
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|`gpt-5-nano`| East US2 & Sweden Central (Global Standard & Data Zones) | No access request needed to use the core capabilities of this model |
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|`gpt-5-mini`| East US2 & Sweden Central (Global Standard & Data Zones) | No access request needed.|
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|`gpt-5-nano`| East US2 & Sweden Central (Global Standard & Data Zones) | No access request needed.|
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|`o3-pro`| East US2 & Sweden Central (Global Standard) | Request access: [o3 limited access model application](https://aka.ms/oai/o3access). If you already have `o3 access` no request is required. |
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|`codex-mini`| East US2 & Sweden Central (Global Standard) | No access request needed. |
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|`o4-mini`|[Model availability](../concepts/models.md#global-standard-model-availability)| No access request needed to use the core capabilities of this model.<br><br> Request access: [o4-mini reasoning summary feature](https://aka.ms/oai/o3access)|
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<sup>1</sup> Parallel tool calls are not supported when `reasoning_effort` is set to `minimal`<br><br>
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<sup>2</sup> Reasoning models will only work with the `max_completion_tokens` parameter when using the Chat Completions API. Use `max_output_tokens` with the Responses API. <br><br>
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<sup>3</sup> The latest reasoning models support system messages to make migration easier. You should not use both a developer message and a system message in the same API request.<br><br>
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<sup>4</sup> Access to the chain-of-thought reasoning summary is limited access only for `o3` & `o4-mini`.
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### NEW GPT-5 reasoning features
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<sup>1</sup> Reasoning models will only work with the `max_completion_tokens` parameter when using the Chat Completions API. Use `max_output_tokens` with the Responses API.<br><br>
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<sup>2</sup> The latest o<sup>*</sup> series model support system messages to make migration easier. When you use a system message with `o4-mini`, `o3`, `o3-mini`, and `o1` it will be treated as a developer message. You should not use both a developer message and a system message in the same API request.
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<sup>3</sup> Access to the chain-of-thought reasoning summary is limited access only for `o3` & `o4-mini`.
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<sup>4</sup> Streaming for `o3` is limited access only.
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<sup>3</sup> Streaming for `o3` is limited access only.
When using the latest reasoning models with the [Responses API](./responses.md) you can use the reasoning summary parameter to receive summaries of the model's chain of thought reasoning. This parameter can be set to `auto`, `concise`, or `detailed`. Access to this feature requires you to [Request Access](https://aka.ms/oai/o3access).
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When using the latest reasoning models with the [Responses API](./responses.md) you can use the reasoning summary parameter to receive summaries of the model's chain of thought reasoning.
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> [!NOTE]
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> Even when enabled, reasoning summaries are not generated for every step/request. This is expected behavior.
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> Even when enabled, reasoning summaries are not guaranteed to be generated for every step/request. This is expected behavior.
Copy file name to clipboardExpand all lines: articles/search/search-security-overview.md
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@@ -92,7 +92,7 @@ Internal requests are secured and managed by Microsoft. You can't configure or c
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Internal traffic consists of:
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+ Service-to-service calls for tasks like authentication and authorization through Microsoft Entra ID, resource logging sent to Azure Monitor, and [private endpoint connections](service-create-private-endpoint.md) that utilize Azure Private Link.
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+ Requests made to Azure AI services APIs for [built-in skills](cognitive-search-predefined-skills.md)
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+ Requests for [built-in skills processing](cognitive-search-predefined-skills.md), with same-region requests directed to an internally hosted Azure AI multi-service resource used exclusively for built-in skills processing by Azure AI Search.
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+ Requests made to the various models that support [semantic ranking](semantic-search-overview.md#availability-and-pricing).
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