Skip to main content
Microsoft Foundry
Azure OpenAI
Azure OpenAIMicrosoft-hosted OpenAI models offering enterprise-grade security and compliance.

Overview

OpenAI aims to create "safe and beneficial" artificial general intelligence, defined as highly autonomous systems that outperform humans at most economically valuable work. The organization leads today's AI with some of the world's most advanced multimodal foundation models, including its frontier gpt‑5.5 with a 1M‑token context window, and continues to compress state‑of‑the‑art performance into smaller, less expensive variants like gpt‑5.4‑mini. Newer speech models such as gpt‑realtime‑1.5 handle low‑latency transcription and voice, while gpt‑image‑2 brings native image generation and editing at up to 4K resolution.

Why OpenAI on Azure

All OpenAI endpoints inherit enterprise‑grade Content Safety, flexible serverless or provisioned‑throughput deployments, Azure billing, and private‑network inference so you can move from prototype to production in days, not months.

Models (67)
gpt-5.6-sol
gpt-5.6-solchat-completion
Input typetext, image
Output typetext
Context window1050k
Token limits128k output
Generally available (GA)
gpt-5.6-luna
gpt-5.6-lunachat-completion
Input typetext, image
Output typetext
Context window1050k
Token limits128k output
Generally available (GA)
gpt-5.6-terra
gpt-5.6-terrachat-completion
Input typetext, image
Output typetext
Context window1050k
Token limits128k output
Generally available (GA)
gpt-realtime-2.1
gpt-realtime-2.1audio-generation
Input typeaudio, text, image
Output typeaudio, text
Context window128k
Token limits4.096k output
Preview
gpt-realtime-2.1-mini
gpt-realtime-2.1-miniaudio-generation
Input typeaudio, text, image
Output typeaudio, text
Context window128k
Token limits4.096k output
Preview
gpt-chat-latest
gpt-chat-latestchat-completion
Input typetext, image
Output typetext
Context window200k
Token limits128k output
Preview
gpt-realtime-translate
gpt-realtime-translatespeech-translation
Input typeaudio
Output typeaudio, text
Context window128k
Token limits4.096k output
Generally available (GA)
gpt-realtime-whisper
gpt-realtime-whisperautomatic-speech-recognition
Input typeaudio
Output typetext
Context window128k
Token limits4.096k output
Generally available (GA)
gpt-realtime-2
gpt-realtime-2audio-generation
Input typeaudio, text, image
Output typeaudio, text
Context window128k
Token limits4.096k output
Preview
gpt-image-2
gpt-image-2text-to-image
Input typetext, image
Output typeimage
Generally available (GA)
gpt-5.4-nano
gpt-5.4-nanochat-completion
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5.4-mini
gpt-5.4-minichat-completion
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5.4-pro
gpt-5.4-proresponses
Input typetext, image
Output typetext
Context window1050k
Token limits128k output
Generally available (GA)
gpt-5.4
gpt-5.4chat-completion
Input typetext, image
Output typetext
Context window1050k
Token limits128k output
Generally available (GA)
gpt-5.3-codex
gpt-5.3-codexresponses
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-audio-1.5
gpt-audio-1.5audio-generation
Input typeaudio, text, image
Output typeaudio, text
Context window128k
Token limits16.384k output
Generally available (GA)
gpt-realtime-1.5
gpt-realtime-1.5audio-generation
Input typeaudio, text, image
Output typeaudio, text
Context window128k
Token limits4.096k output
Generally available (GA)
gpt-5.2-codex
gpt-5.2-codexresponses
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5.2
gpt-5.2chat-completion
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5.1-codex-max
gpt-5.1-codex-maxresponses
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5.1
gpt-5.1chat-completion
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5.1-codex
gpt-5.1-codexresponses
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
sora-2
sora-2video-generation
Input typetext, image, video
Output typevideo, audio
Preview
gpt-5.1-codex-mini
gpt-5.1-codex-miniresponses
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5-pro
gpt-5-prochat-completion
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5
gpt-5chat-completion
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-4.1
gpt-4.1chat-completion
Input typetext, image
Output typetext
Context window1048.576k
Token limits32.768k output
Generally available (GA)
gpt-4.1-mini
gpt-4.1-minichat-completion
Input typetext, image
Output typetext
Context window1048.576k
Token limits32.768k output
Generally available (GA)
gpt-4o-transcribe-diarize
gpt-4o-transcribe-diarizespeech-to-text
Input typetext, audio
Output typetext
Context window16k
Token limits2k output
Generally available (GA)
gpt-5-codex
gpt-5-codexchat-completion
Input typetext, image
Output typetext
Context window272k
Token limits128k output
Generally available (GA)
o3
o3chat-completion
Input typetext, image
Output typetext
Context window200k
Token limits100k output
Generally available (GA)
gpt-realtime-mini
gpt-realtime-miniaudio-generation
Input typeaudio
Output typeaudio
Context window128k
Token limits4.096k output
Generally available (GA)
gpt-5-nano
gpt-5-nanochat-completion
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
gpt-5-mini
gpt-5-minichat-completion
Input typetext, image
Output typetext
Context window400k
Token limits128k output
Generally available (GA)
o4-mini
o4-minichat-completion
Input typetext, image
Output typetext
Context window200k
Token limits100k output
Deprecated
gpt-4.1-nano
gpt-4.1-nanochat-completion
Input typetext, image
Output typetext
Context window1048.576k
Token limits32.768k output
Deprecated
o3-mini
o3-minichat-completion
Input typetext
Output typetext
Context window200k
Token limits100k output
Deprecated
gpt-audio-mini
gpt-audio-miniaudio-generation
Input typeaudio, text
Output typeaudio, text
Context window128k
Token limits16.384k output
Generally available (GA)
gpt-oss-120b
gpt-oss-120bchat-completion
Input typetext
Output typetext
Context window131.072k
Token limits131.072k output
Generally available (GA)
gpt-oss-120B
gpt-oss-120Bchat-completion
Input typetext
Output typetext
Context window131.072k
Token limits131.072k output
Generally available (GA)
gpt-realtime
gpt-realtimeaudio-generation
Input typeaudio, text, image
Output typeaudio, text
Context window128k
Token limits4.096k output
Generally available (GA)
gpt-audio
gpt-audioaudio-generation
Input typeaudio, text
Output typeaudio, text
Context window128k
Token limits16.384k output
Generally available (GA)
o3-deep-research
o3-deep-researchdata-generation
Input typetext, image
Output typetext
Context window200k
Token limits100k output
Generally available (GA)
codex-mini
codex-miniresponses
Input typetext, image
Output typetext
Context window200k
Token limits100k output
Deprecated
gpt-oss-safeguard-120b
gpt-oss-safeguard-120bchat-completion
Input typetext
Output typetext
Context window131.072k
Token limits131.072k output
Generally available (GA)
gpt-oss-safeguard-20b
gpt-oss-safeguard-20bchat-completion
Input typetext
Output typetext
Context window131.072k
Token limits131.072k output
Generally available (GA)
gpt-oss-20b
gpt-oss-20bchat-completion
Input typetext
Output typetext
Context window131.072k
Token limits131.072k output
Generally available (GA)
o3-pro
o3-prochat-completion
Input typetext, image
Output typetext
Context window200k
Token limits100k output
Generally available (GA)
gpt-4o-mini-tts
gpt-4o-mini-ttstext-to-speech
Input typetext, audio
Output typetext, audio
Context window2k
Token limits2k output
Generally available (GA)
gpt-4o-transcribe
gpt-4o-transcribespeech-to-text
Input typetext, audio
Output typetext
Context window16k
Token limits2k output
Generally available (GA)
gpt-4o-mini-transcribe
gpt-4o-mini-transcribespeech-to-text
Input typetext, audio
Output typetext
Context window16k
Token limits4.096k output
Generally available (GA)
1