Business Software for Microsoft Foundry

GPT-5.3-Codex-Spark is OpenAI’s first model purpose-built for real-time coding within the Codex ecosystem. Engineered for ultra-low latency, it can generate more than 1000 tokens per second when running on Cerebras’ Wafer Scale Engine hardware. Unlike larger frontier models designed for long-running autonomous tasks, Codex-Spark specializes in rapid iteration, targeted edits, and immediate feedback loops. Developers can interrupt, redirect, and refine outputs interactively, making it ideal for collaborative coding sessions. The model features a 128k context window and is currently text-only during its research preview phase. End-to-end latency improvements—including WebSocket streaming and inference stack optimizations—reduce time-to-first-token by 50% and overall roundtrip overhead by up to 80%. Codex-Spark performs strongly on benchmarks such as SWE-Bench Pro and Terminal-Bench 2.0 while completing tasks significantly faster than its larger counterpart. It is available to ChatGPT Pro users in the Codex app, CLI, and VS Code extension with separate rate limits during preview. The model maintains OpenAI’s standard safety training and evaluation protocols. Codex-Spark represents the beginning of a dual-mode Codex future that blends real-time interaction with long-horizon reasoning capabilities.

GPT-5.3 Instant represents a significant refinement of ChatGPT’s core conversational model, prioritizing smoother, more natural interactions. This update directly addresses user feedback about tone, unnecessary refusals, and overly defensive disclaimers. The model now provides more direct answers when safe to do so, minimizing conversational friction and reducing dead ends. It also demonstrates improved judgment when handling sensitive topics, offering balanced responses without moralizing preambles. When using web information, GPT-5.3 Instant better synthesizes search results with its internal knowledge, delivering concise and relevant insights instead of link-heavy summaries. Internal evaluations show meaningful reductions in hallucination rates, particularly in high-stakes domains such as medicine, law, and finance. The model is designed to feel consistent and familiar while offering noticeable capability upgrades. Writing performance has been enhanced, enabling richer storytelling and more expressive prose without sacrificing clarity. These improvements aim to make ChatGPT feel less mechanical and more intuitively helpful in everyday use. GPT-5.3 Instant is available across ChatGPT and through the API, with older versions remaining temporarily accessible before retirement.

GPT-5.4 Pro is a high-performance AI model introduced by OpenAI for users who require maximum capability when solving complex problems. It builds on earlier GPT models by integrating advanced reasoning, coding, and workflow automation into a single system. The model is designed to assist professionals with demanding tasks such as data analysis, financial modeling, document generation, and software development. GPT-5.4 Pro can interact directly with computers and applications, allowing AI agents to perform multi-step workflows across different tools and environments. Its extended context window supports up to one million tokens, enabling it to analyze large amounts of information while maintaining accuracy. The model also improves deep web research and long-form reasoning tasks. Developers benefit from improved tool usage and search capabilities that help agents select and operate external tools efficiently. GPT-5.4 Pro delivers stronger coding performance and faster iteration cycles for developers working on complex software projects. It also reduces token usage compared with earlier models, improving cost efficiency and speed. Overall, GPT-5.4 Pro is designed to support advanced professional workflows and AI-powered automation at scale.

GPT-5.4 Thinking is a specialized version of OpenAI’s GPT-5.4 model designed to deliver enhanced reasoning and structured problem-solving in ChatGPT. It integrates improvements in coding, professional knowledge work, and agent-based workflows into a single AI system. One of its key features is the ability to present a plan for its reasoning before generating a final answer. This allows users to review the direction of the response and make adjustments while the model is still working. By enabling this interactive process, GPT-5.4 Thinking helps produce more precise and relevant results. The model is particularly effective for tasks that require deep research or multi-step reasoning. It also maintains context across longer prompts and conversations, reducing confusion in complex discussions. GPT-5.4 Thinking improves how AI interacts with tools and software environments during problem-solving workflows. Its advanced reasoning capabilities allow it to handle analytical tasks with higher consistency and clarity. As a result, GPT-5.4 Thinking is designed to support professionals who need reliable AI assistance for complex work.

GPT-5.4 mini is an advanced AI model designed to provide a balance between high performance, speed, and cost efficiency. It is built to handle a wide range of tasks, including coding, reasoning, tool usage, and multimodal understanding. Compared to earlier versions, GPT-5.4 mini delivers significantly improved performance while operating at faster speeds. The model is particularly effective in environments where low latency is essential, such as real-time coding assistants and interactive applications. It supports capabilities like function calling, tool integration, and image-based reasoning, making it highly versatile. GPT-5.4 mini is also well-suited for subagent architectures, where it can efficiently process smaller tasks within larger AI systems. Developers can use it to automate workflows, analyze data, and build responsive AI-driven applications. Its strong performance across benchmarks shows that it approaches the capabilities of larger models in many scenarios. At the same time, it maintains a lower cost, making it ideal for high-volume usage. Overall, GPT-5.4 mini provides a powerful and scalable solution for modern AI development.

GPT-5.4 nano is a compact and cost-efficient AI model designed for handling lightweight, high-frequency tasks at scale. It is optimized for operations such as classification, data extraction, ranking, and simple coding assistance. The model delivers fast response times, making it suitable for applications where low latency is critical. Compared to earlier nano models, GPT-5.4 nano offers improved performance while maintaining minimal computational cost. It supports key features such as tool usage and structured output generation, allowing it to integrate easily into automated systems. The model is often used as a subagent within larger AI workflows, handling repetitive or supporting tasks efficiently. This approach allows more complex models to focus on higher-level reasoning and decision-making. GPT-5.4 nano is particularly useful in environments that require processing large volumes of requests quickly. Its efficiency makes it ideal for cost-sensitive applications and scalable deployments. Overall, it provides a reliable and fast solution for simple AI-driven tasks.

Prisma AIRS AI Runtime Security is a specialized solution aimed at safeguarding applications, agents, models, and data that utilize LLM technology during their operational phases, providing real-time oversight, assurance, and governance throughout the AI lifecycle. This system continuously observes AI behavior, implementing protective measures that identify and mitigate threats which conventional security tools often overlook, such as prompt injection, harmful code, toxic outputs, data leakage, and unauthorized or unsafe actions. It empowers organizations to uncover all AI assets in operation, including shadow AI, while gaining insights into the interactions among agents, applications, and models across various environments. By consistently evaluating risk through the testing of AI systems, managing permissions, and monitoring the security posture in real-time, it incorporates controls that prevent manipulation and exposure during runtime engagements. With its adaptive defense mechanism, it protects against both evolving threats and zero-day vulnerabilities, leveraging real-time analysis of inputs, outputs, and execution processes. Ultimately, this innovative solution enhances an organization's ability to maintain a secure AI framework while promoting trust and compliance in AI deployments.

MAI-Image-2.5 represents the most advanced image model developed by Microsoft AI to date, marking an evolution in the MAI-Image series. Upon its release, it achieved an impressive third place on the Arena text-to-image leaderboard, showcasing its ability to excel in a diverse array of artistic styles. The model adheres closely to user instructions, enhances text rendering capabilities, and generates intricate and coherent images as desired. Compared to its predecessor, MAI-Image-2, this new version offers a significant leap in quality, particularly in areas such as text clarity, stylized illustrations, and commercial imagery enhancements. In addition, it demonstrates a robust capacity for visual reasoning involving objects, scene composition, lighting, scale, and spatial relationships, effectively transforming basic directives into refined images. MAI-Image-2.5 places a strong emphasis on the nuances that elevate creative work to a professional level, resulting in sharper text on promotional materials, cleaner labels for products, improved structuring of product images, more intentional scene compositions, enhanced layouts, and overall more sophisticated visuals that bolster brand identity. This model not only sets a new standard for image generation but also opens up exciting possibilities for creative professionals seeking to elevate their work.

GPT-5.6 is an anticipated AI language model rumored to be the next evolution in OpenAI’s rapidly expanding GPT-5 family. Although the company has not officially confirmed its release, developer communities and AI industry reports suggest that GPT-5.6 is being actively tested internally after the successful launch of GPT-5.5. The model is expected to improve significantly on coding intelligence, agent-based task execution, multimodal reasoning, and long-horizon workflow management for technical and enterprise users. Industry discussions point toward better contextual memory, more advanced tool usage, and stronger reasoning capabilities that could allow GPT-5.6 to handle highly complex software engineering and research tasks with greater autonomy. Some speculative reports also mention possible support for ultra-large context windows and enhanced Codex-style functionality designed for command-line workflows, automation, and developer productivity. OpenAI’s broader strategy around GPT-5.5 already emphasizes agentic AI systems that can interact with computers, execute workflows, and reason across multiple tools and interfaces. GPT-5.6 is widely expected to continue this direction by improving reliability, efficiency, and multi-step execution across real-world business and engineering scenarios. While no official benchmarks, API model identifiers, or launch dates currently exist, the growing speculation around GPT-5.6 reflects increasing demand for AI systems capable of handling enterprise-grade automation and advanced reasoning at scale. Until OpenAI formally announces the model, GPT-5.6 remains an anticipated but unconfirmed addition to the company’s AI roadmap.

MAI-Thinking-1 represents Microsoft AI's advanced reasoning model, specifically engineered to tackle intricate and significant challenges, exhibiting superior reasoning capabilities alongside robust software engineering performance within its category. This model features a configuration of 35 billion active parameters and roughly 1 trillion total parameters as a sparse Mixture of Experts, allowing it to maintain a more streamlined inference footprint compared to much larger alternatives while still achieving performance comparable to leading models on essential software engineering benchmarks. Microsoft developed MAI-Thinking-1 from the ground up, utilizing high-quality, enterprise-grade, commercially licensed data, ensuring that its abilities are acquired rather than derived from third-party models. Integral to Microsoft AI’s innovative Hill-Climbing Machine, this model benefits from a collaborative development process designed for ongoing and reliable enhancements throughout all stages of model creation. MAI-Thinking-1 is particularly suited for agentic coding environments, as it is capable of reading code, modifying files, executing tests, detecting errors, and recovering from mistakes made along the way. This ability to adapt and learn in real-time makes it a valuable asset for developers seeking efficiency and reliability in their projects.

MAI-Code-1-Flash is an innovative coding model developed by Microsoft, aimed at providing quick and effective support for developers in their daily tasks. This model, which has been meticulously created using clean and properly licensed data, is being introduced to GitHub Copilot individual users within Visual Studio Code via the model picker and the default Auto picker. Its primary objective is to enhance the quality of coding assistance while boosting efficiency, enabling engineering teams to produce superior code at a faster pace through a streamlined, agentic model seamlessly integrated into GitHub Copilot and VS Code. Notably, MAI-Code-1-Flash has been trained using GitHub Copilot production harnesses, equipping it to function in real developer settings and interact with various tools and systems rather than being solely fine-tuned for static benchmarks. The model excels in agentic coding, robust instruction-following across both single-turn and multi-turn interactions, answering questions related to repositories, performing refactoring, tackling telemetry-driven tasks, and showcasing adaptive thinking capabilities. In summary, this model represents a significant advancement in coding assistance technology, promising to transform how developers engage with their coding environments.

MAI-Transcribe-1.5 represents Microsoft AI’s advanced speech-to-text solution, expertly converting challenging audio into precise, contextually relevant transcripts in 43 different languages. This model ensures reliable and high-accuracy transcription that accommodates various languages, accents, speaking styles, and difficult audio environments, incorporating automatic language detection for added convenience. It is expertly crafted to handle real-world audio scenarios, such as those found in conference rooms, over phone calls, in bustling streets, and even from low-quality recordings that might include background noise or overlapping dialogue. Furthermore, MAI-Transcribe-1.5 is tailored to understand and utilize domain-specific language, making it incredibly useful for tasks like captioning, call analysis, enhancing accessibility, transcribing meetings, recording doctor’s notes, managing pharma customer interactions, and streamlining content workflows, all without requiring extensive setup. The model leverages contextual biasing to enhance its comprehension of specialized vocabulary, names, and industry-specific jargon that standard transcription systems often overlook, ensuring that users receive the most accurate and relevant transcripts possible. By seamlessly integrating into various enterprise applications, it significantly enhances productivity and communication efficiency in professional settings.

MAI-Voice-2 represents the pinnacle of Microsoft AI's advancements in text-to-speech technology, delivering a remarkably expressive and lifelike audio experience tailored for various production applications where quality and emotional delivery are essential to user interaction. This model caters to a diverse range of uses, including virtual assistants, customer service, audiobooks, accessible technology, gaming, podcasts, educational courses, simulations, and creative projects, where achieving a natural and fluid voice is paramount. Expanding from solely English support, it now encompasses a total of 15 languages while preserving its signature naturalness and expressiveness, including languages such as Italian, French, German, Hindi, Spanish, Portuguese, Korean, Chinese, Turkish, Russian, Thai, Dutch, Romanian, and Hungarian. MAI-Voice-2 also introduces detailed emotion control through specific tags like sad, whispered, and excited, as well as role-specific expressive speech, making it suitable for applications ranging from motivational speakers to sports commentary and character performances. The versatility of this model ensures it can meet the unique needs of various industries, enhancing how voice technology is integrated into everyday experiences.

Microsoft Frontier Tuning enables businesses to tailor one or multiple of Microsoft’s leading MAI models to fit their specific operational requirements, allowing for training in a secure setting rather than depending on a standard AI model. The customization process begins by outlining the objectives and criteria for success, followed by integrating data, workflows, and insights gathered from Microsoft 365 and other sources. Continuous improvement is achieved through ongoing training and iterative refinement, with the model being deployed in platforms like Microsoft Foundry or Copilot, where it can enhance itself based on actual usage patterns. This innovative approach ensures that the models are well-versed in the organization’s terminology, context, processes, and expertise while maintaining strict privacy and security for all data within the client’s ecosystem. Additionally, Microsoft Frontier Tuning empowers teams with greater control over their models, minimizes the risks of vendor lock-in, and maximizes the return on investment by providing cutting-edge performance paired with exceptional token efficiency. As a result, organizations can expect to see enhanced operational effectiveness and a stronger alignment with their unique business strategies.

MAI-Image-2.5-Flash is an innovative model developed within Microsoft Foundry that specializes in transforming text prompts into stunning images and allows for detailed editing of existing visuals. Utilizing a diffusion-based generative technique, it incrementally enhances images to achieve a seamless correlation between the provided text and the resulting visuals. This model is designed for dynamic workflows, enabling users to articulate their creative visions, tailor current images, or produce high-quality creative assets with enhanced control over artistic elements and layout. As a component of Microsoft's MAI image generation suite, MAI-Image-2.5-Flash is optimized for rapid and scalable image creation and modification, making it ideal for both enterprise and developer applications, accessible via the Microsoft Foundry model catalog. It caters specifically to scenarios that require visual content generation within business applications, creative software, and content production processes, ensuring versatility and efficiency. Additionally, this model represents a significant advancement in facilitating user creativity while maintaining high-quality standards in visual output.

Microsoft Discovery is an advanced AI-powered platform designed to accelerate scientific discovery by enabling researchers to collaborate with a team of specialized AI agents. This platform leverages a graph-based knowledge engine that connects diverse scientific data, allowing for deep, contextual reasoning over complex and often contradictory theories. Researchers can customize AI agents to align with their specific domains and tasks, making it easier to manage and orchestrate research efforts. Built on Microsoft Azure, Discovery ensures a high level of trust, transparency, and compliance, offering an enterprise-ready solution. The platform has already been used to accelerate the development of a novel coolant for data centers, cutting the discovery time from months to just 200 hours. This demonstrates the transformative potential of AI in R&D, providing researchers with the tools to unlock new possibilities and innovations at scale.

Microsoft Foundry Models centralizes more than 11,000 leading AI models, offering enterprises a single place to explore, compare, fine-tune, and deploy AI for any use case. It includes top-performing models from OpenAI, Anthropic, Cohere, Meta, Mistral AI, DeepSeek, Black Forest Labs, and Microsoft’s own Azure OpenAI offerings. Teams can search by task—such as reasoning, generation, multimodal, or domain-specific workloads—and instantly test models in a built-in playground. Foundry Models simplifies customization with ready-to-use fine-tuning pipelines that require no infrastructure setup. Developers can upload internal datasets to benchmark and evaluate model accuracy, ensuring the right fit for production environments. With seamless deployment into managed instances, organizations get automatic scaling, traffic management, and secure hosting. The platform is backed by Azure’s enterprise-grade security and over 100 compliance certifications, supporting regulated industries and global operations. By integrating discovery, testing, tuning, and deployment, Foundry Models dramatically shortens AI development cycles and speeds time to value.

Grok 4.1, developed by Elon Musk’s xAI, represents a major step forward in multimodal artificial intelligence. Built on the Colossus supercomputer, it supports input from text, images, and soon video—offering a more complete understanding of real-world data. This version significantly improves reasoning precision, enabling Grok to solve complex problems in science, engineering, and language with remarkable clarity. Developers and researchers can leverage Grok 4.1’s advanced APIs to perform deep contextual analysis, creative generation, and data-driven research. Its refined architecture allows it to outperform leading models in visual problem-solving and structured reasoning benchmarks. xAI has also strengthened the model’s moderation framework, addressing bias and ensuring more balanced responses. With its multimodal flexibility and intelligent output control, Grok 4.1 bridges the gap between analytical computation and human intuition. It’s a model designed not just to answer questions, but to understand and reason through them.

GPT-5.4 is a next-generation AI model created by OpenAI to assist professionals with advanced knowledge work and software development tasks. It brings together major improvements in reasoning, coding, and automated workflows to deliver more capable and reliable results. The model can analyze large datasets, generate detailed reports, create presentations, and assist with spreadsheet modeling. GPT-5.4 also supports complex coding tasks and can help developers build, test, and debug software more efficiently. One of its key advancements is the ability to use tools and interact with software environments to complete multi-step processes. The model supports very large context windows, allowing it to analyze long documents and maintain context across extended conversations. GPT-5.4 also improves web research capabilities by searching and synthesizing information from multiple sources more effectively. Enhanced accuracy reduces hallucinations and helps produce more reliable responses for professional use. The model is available through ChatGPT, developer APIs, and coding environments such as Codex. By combining reasoning, tool usage, and large-scale context understanding, GPT-5.4 enables users to automate complex workflows and produce high-quality outputs.

Grok 4.3 is an advanced AI model developed by xAI to provide enhanced reasoning, real-time insights, and automation capabilities. It builds on the Grok 4 architecture, which already includes features like real-time web browsing, multimodal processing, and tool integration. The model is designed to handle complex tasks such as coding, research, and data analysis with improved accuracy and efficiency. Grok 4.3 is integrated with live data sources, including the web and X, allowing it to deliver timely and relevant information. It operates within the SuperGrok Heavy subscription tier, which provides access to its most powerful capabilities. The model supports long-context understanding, enabling it to process large amounts of information in a single session. It also includes multi-agent or “heavy” configurations that enhance problem-solving performance. Grok 4.3 is optimized for speed and responsiveness, making it suitable for real-time applications. It can generate content, answer questions, and assist with workflows across various domains. The platform continues to evolve with new features and improvements aimed at increasing reliability and performance. Overall, Grok 4.3 offers a powerful AI solution for users who need real-time, high-level intelligence and automation.

Grok 4.20 is a next-generation AI model created by xAI to advance the boundaries of machine reasoning and language comprehension. Powered by the Colossus supercomputer, it delivers high-performance processing for complex workloads. The model supports multimodal inputs, enabling it to analyze and respond to both text and images. Future updates are expected to expand these capabilities to include video understanding. Grok 4.20 demonstrates exceptional accuracy in scientific analysis, technical problem-solving, and nuanced language tasks. Its advanced architecture allows for deeper contextual reasoning and more refined response generation. Improved moderation systems help ensure responsible, balanced, and trustworthy outputs. This version significantly improves consistency and interpretability over prior iterations. Grok 4.20 positions itself among the most capable AI models available today. It is designed to think, reason, and communicate more naturally.