OpenAI’s GPT-5.5 will be generally available in Microsoft Foundry. Explore now.

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OpenAI's GPT-5.5 is becoming generally available in Microsoft Foundry on Azure. The model advances the GPT-5 series with deeper long-context reasoning, more reliable agentic execution, improved computer-use accuracy, and greater token efficiency. A premium GPT-5.5 Pro variant is also available for more demanding workloads. Microsoft Foundry provides the enterprise platform layer for deploying these agents at scale, with support for LangGraph, Claude Agent SDK, OpenAI Agents SDK, and GitHub Copilot SDK. Pricing starts at $5/M input tokens and $30/M output tokens for GPT-5.5, with GPT-5.5 Pro at $30/M input and $180/M output tokens.

OpenAI’s GPT-5.5 in Microsoft Foundry: Frontier intelligence on an enterprise ready platform

Microsoft Foundry: The operating system for GPT-5.5 agents at scale