List of the Best GPT-5.5 Pro Alternatives in 2026
Explore the best alternatives to GPT-5.5 Pro available in 2026. Compare user ratings, reviews, pricing, and features of these alternatives. Top Business Software highlights the best options in the market that provide products comparable to GPT-5.5 Pro. Browse through the alternatives listed below to find the perfect fit for your requirements.
-
1
Sakana Fugu Ultra
Sakana AI
Unleash superior AI orchestration for complex problem-solving.Sakana Fugu Ultra is the advanced, performance-focused model in the Sakana Fugu platform, designed to coordinate multiple expert AI agents for difficult and high-stakes work. It is built for users who need stronger results on complex multi-step tasks than a single model or basic AI assistant can usually provide. Through one OpenAI-compatible API, Fugu Ultra dynamically selects and coordinates agents from a powerful model pool while presenting the experience as one model. This allows teams to use multi-agent intelligence without manually building agent workflows, assigning roles, or switching between different providers. Fugu Ultra is optimized for demanding use cases such as software engineering, code review, Kaggle competitions, paper reproduction, cybersecurity analysis, scientific problem solving, literature investigations, patent analysis, and autonomous research. The system is grounded in research-driven orchestration methods, including TRINITY and the Conductor, which focus on learning how to route tasks, coordinate agents, and create effective collaboration patterns. Compared with the standard Fugu model, Fugu Ultra uses a deeper expert pool to prioritize quality on harder problems. It is designed for workloads where precision, reasoning depth, completeness, and reliability are more important than low latency alone. Organizations can opt out of specific models or providers in the agent pool to meet data, privacy, compliance, procurement, or internal governance requirements. Fugu Ultra also includes fixed pay-as-you-go pricing for input, output, and cached input tokens, with higher rates for very long context usage. Sakana Fugu Ultra helps technical teams plug advanced multi-agent orchestration into existing workflows while reducing single-vendor dependency and improving performance on challenging AI tasks. -
2
Sakana Fugu
Sakana AI
Revolutionize workflows with coordinated AI intelligence, effortlessly.Sakana Fugu is a multi-agent AI system that operates like one model while coordinating many underlying expert models behind a single API. The platform is designed to deliver frontier-level performance without forcing users to depend on one model provider or manually manage several separate AI tools. Fugu dynamically chooses which agents should participate in each task and coordinates them through learned collaboration patterns. This approach allows the system to handle complex work such as coding, reasoning, scientific problem solving, code review, security assessment, literature analysis, patent research, and autonomous research workflows. Sakana Fugu is grounded in research on learned orchestration, including TRINITY and the Conductor, which explore how AI systems can route tasks, assign roles, and coordinate communication among multiple agents. Users can access the system through an OpenAI-compatible API and choose between Fugu and Fugu Ultra depending on their workload. Fugu is built for everyday coding, chatbot, review, and productivity use cases where strong performance and lower latency are both important. Fugu Ultra uses a deeper pool of expert agents to improve quality on harder tasks such as Kaggle competitions, paper reproduction, cybersecurity analysis, and technical investigations. Organizations can control which agents, providers, or models are allowed in the pool to meet privacy, data handling, compliance, and procurement needs. The platform offers pay-as-you-go and subscription pricing options, with Fugu Ultra priced separately for input, output, and cached input tokens. Sakana Fugu gives developers, researchers, and enterprises a way to plug multi-agent intelligence into existing workflows while maintaining flexibility, control, and stronger performance on demanding tasks. -
3
SWE-1.6
Cognition
Experience seamless efficiency with advanced AI-driven workflows.SWE-1.6 represents a state-of-the-art AI model aimed at the engineering sector, developed by Cognition and integrated within the Windsurf environment, with ambitions of boosting both core intelligence and what Cognition defines as “model UX,” which pertains to the overall user interaction experience with the AI. This newest version signifies a major evolution in the SWE model lineup, showing a performance boost exceeding 10% on metrics such as SWE-Bench Pro when juxtaposed with its earlier version, SWE-1.5, while still maintaining similar foundational features. Engineered from the ground up, SWE-1.6 seeks to enhance both the caliber of reasoning and user fulfillment, effectively addressing issues found in past versions, such as the propensity to overanalyze simple inquiries, unnecessary complexity in problem-solving, repetitive patterns of reasoning, and an undue dependence on terminal commands rather than leveraging specific tools. Among the advancements introduced in SWE-1.6 are improved functionalities, including a higher occurrence of concurrent tool utilization, faster context retrieval, and a reduced need for user input, all of which contribute to more seamless and effective workflows. Furthermore, these enhancements lead to a more user-friendly interaction experience, ensuring that tasks can now be completed with unprecedented ease and efficiency, ultimately reflecting the commitment to continuous improvement in AI interaction design. This model not only seeks to streamline processes but also aims to foster a deeper connection between users and technology. -
4
Seed2.0 Pro
ByteDance
Transform complex workflows with advanced, multimodal AI capabilities.Seed2.0 Pro is a production-grade, general-purpose AI agent built to tackle sophisticated real-world challenges at scale. It is specifically optimized for long-chain reasoning, enabling it to manage complex, multi-stage instructions without sacrificing accuracy or stability. As the most advanced model in the Seed 2.0 lineup, it delivers comprehensive improvements in multimodal understanding, spanning text, images, motion, and structured data. The model consistently achieves leading results across benchmarks in mathematics, coding competitions, scientific reasoning, visual puzzles, and document comprehension. Its visual intelligence allows it to analyze intricate charts, interpret spatial relationships, and recreate complete web interfaces from a single image while generating executable front-end code. Seed2.0 Pro also supports interactive and dynamic applications, including AI-driven coaching systems and advanced real-time visual analysis. In professional settings, it can automate CAD modeling workflows, extract geometric properties, and assist with scientific algorithm refinement. The system demonstrates strong performance in research-level tasks, extending beyond competition-style evaluations into high-economic-value applications. With enhanced instruction-following accuracy, it reliably executes detailed commands across technical, business, and analytical domains. Its long-context capabilities ensure coherence and reasoning stability across extended documents and multi-step processes. Designed for enterprise deployment, it balances depth of reasoning with operational efficiency and consistency. Altogether, Seed2.0 Pro represents a convergence of multimodal intelligence, agent autonomy, and production-ready robustness for advanced AI-driven workflows. -
5
DeepSeek-V4-Pro
DeepSeek
Unleash powerful reasoning with advanced long-context efficiency.DeepSeek-V4-Pro is a next-generation Mixture-of-Experts language model designed to deliver high performance across reasoning, coding, and long-context AI tasks. It features a massive architecture with 1.6 trillion total parameters and 49 billion activated parameters, enabling efficient computation while maintaining strong capabilities. The model supports an industry-leading context window of up to one million tokens, allowing it to process extremely large datasets, documents, and workflows. Its hybrid attention mechanism combines advanced techniques to optimize long-context efficiency and reduce computational requirements. DeepSeek-V4-Pro is trained on over 32 trillion tokens, enhancing its knowledge base and reasoning abilities. It incorporates advanced optimization methods to improve training stability and convergence. The model supports multiple reasoning modes, including fast responses and deep analytical thinking for complex problem solving. It performs strongly across benchmarks in coding, mathematics, and knowledge-based tasks. The architecture is designed for agentic workflows, enabling it to handle multi-step tasks and tool-based interactions. As an open-source model, it offers flexibility for customization and deployment across various environments. It also supports efficient memory usage and reduced inference costs compared to previous versions. The model’s capabilities make it suitable for both research and enterprise applications. Overall, DeepSeek-V4-Pro represents a significant advancement in scalable, high-performance AI with long-context intelligence. -
6
DeepSeek-V4
DeepSeek
Unlock limitless potential with advanced reasoning and coding!DeepSeek-V4 is a cutting-edge open-source AI model built to deliver exceptional performance in reasoning, coding, and large-scale data processing. It supports an industry-leading one million token context window, allowing it to manage long documents and complex tasks efficiently. The model includes two variants: DeepSeek-V4-Pro, which offers 1.6 trillion parameters with 49 billion active for top-tier performance, and DeepSeek-V4-Flash, which provides a faster and more cost-effective alternative. DeepSeek-V4 introduces structural innovations such as token-wise compression and sparse attention, significantly reducing computational overhead while maintaining accuracy. It is designed with strong agentic capabilities, enabling seamless integration with AI agents and multi-step workflows. The model excels in domains such as mathematics, coding, and scientific reasoning, outperforming many open-source alternatives. It also supports flexible reasoning modes, allowing users to optimize for speed or depth depending on the task. DeepSeek-V4 is compatible with popular APIs, making it easy to integrate into existing systems. Its open-source nature allows developers to customize and scale it according to their needs. The model is already being used in advanced coding agents and automation workflows. It delivers a strong balance of performance, efficiency, and scalability for real-world applications. Overall, DeepSeek-V4 represents a major advancement in accessible, high-performance AI technology. -
7
Claude Fable 5
Anthropic
Empowering professionals with advanced AI for complex tasks.Claude Fable 5 is a frontier AI model developed by Anthropic to deliver advanced reasoning, coding, research, and multimodal capabilities for enterprise and professional users. As a Mythos-class model adapted for broad availability, it combines high-level intelligence with safety-focused deployment controls. The model excels at software engineering tasks, including large-scale code analysis, migrations, debugging, architecture review, and autonomous project execution. Claude Fable 5 also demonstrates strong performance in knowledge work, helping users analyze documents, evaluate financial information, interpret charts and tables, conduct research, and generate actionable insights. Its vision capabilities enable sophisticated image understanding, visual reasoning, and screenshot-based analysis. The model supports long-context workflows and persistent memory utilization, allowing it to work effectively on extended tasks involving millions of tokens of information. Anthropic has implemented a layered safety framework that includes specialized classifiers for cybersecurity, biology, chemistry, and model distillation-related requests. When these areas are detected, requests may be handled by a different model with stricter operational controls. Claude Fable 5 is available through the Claude API and Anthropic’s product ecosystem, providing developers and enterprises with access to advanced AI-powered assistance. The model is designed to enhance productivity, accelerate research, improve software development workflows, and support complex analytical tasks. By combining powerful reasoning, multimodal intelligence, and enterprise-focused safeguards, Claude Fable 5 enables organizations to scale AI adoption responsibly and effectively. -
8
DeepSeek-V3.2
DeepSeek
Revolutionize reasoning with advanced, efficient, next-gen AI.DeepSeek-V3.2 represents one of the most advanced open-source LLMs available, delivering exceptional reasoning accuracy, long-context performance, and agent-oriented design. The model introduces DeepSeek Sparse Attention (DSA), a breakthrough attention mechanism that maintains high-quality output while significantly lowering compute requirements—particularly valuable for long-input workloads. DeepSeek-V3.2 was trained with a large-scale reinforcement learning framework capable of scaling post-training compute to the level required to rival frontier proprietary systems. Its Speciale variant surpasses GPT-5 on reasoning benchmarks and achieves performance comparable to Gemini-3.0-Pro, including gold-medal scores in the IMO and IOI 2025 competitions. The model also features a fully redesigned agentic training pipeline that synthesizes tool-use tasks and multi-step reasoning data at scale. A new chat template architecture introduces explicit thinking blocks, robust tool-interaction formatting, and a specialized developer role designed exclusively for search-powered agents. To support developers, the repository includes encoding utilities that translate OpenAI-style prompts into DeepSeek-formatted input strings and parse model output safely. DeepSeek-V3.2 supports inference using safetensors and fp8/bf16 precision, with recommendations for ideal sampling settings when deployed locally. The model is released under the MIT license, ensuring maximal openness for commercial and research applications. Together, these innovations make DeepSeek-V3.2 a powerful choice for building next-generation reasoning applications, agentic systems, research assistants, and AI infrastructures. -
9
Claude Mythos 5
Anthropic
Empowering trusted organizations with advanced, secure AI capabilities.Claude Mythos 5 is Anthropic’s restricted-access Mythos-class AI model built for trusted organizations that require the highest level of Claude capability. The model shares the same underlying architecture as Claude Fable 5, but is offered with certain safeguards removed for approved use cases and vetted users. Claude Mythos 5 is designed for advanced cybersecurity, software engineering, scientific discovery, long-context reasoning, and autonomous research workflows. It is initially deployed through Project Glasswing for cyberdefenders and critical infrastructure providers. The model is intended to help security teams analyze complex systems, support defensive cybersecurity work, and protect important software environments. Claude Mythos 5 also demonstrates major potential in life sciences, where it can assist with protein design, binding-site selection, bioinformatics workflows, and research hypothesis generation. Anthropic reports that the model can carry out extended technical tasks, recover from failures, and operate with a high degree of autonomy. Its capabilities in genomics include assembling large-scale single-cell datasets and designing custom machine learning approaches for biological research. Because these capabilities may be dual-use, Anthropic limits access through trusted programs and applies a 30-day retention policy for Mythos-class traffic. The model is priced at $10 per million input tokens and $50 per million output tokens. Claude Mythos 5 helps vetted organizations apply frontier AI to critical defense, infrastructure, and scientific problems while maintaining controlled access and oversight. -
10
Claude Mythos
Anthropic
Empowering cybersecurity with autonomous vulnerability detection and exploitation.Claude Mythos Preview is a cutting-edge AI model that represents a significant breakthrough in cybersecurity capabilities and autonomous reasoning. It has shown the ability to independently discover and exploit zero-day vulnerabilities in a wide range of systems, including operating systems, browsers, and critical infrastructure software. The model can generate sophisticated exploit chains, combining multiple vulnerabilities to achieve outcomes such as remote code execution or full system control. It operates using agentic workflows, where it analyzes source code, tests hypotheses, and iteratively refines its findings without human guidance. Mythos Preview is also highly capable in reverse engineering, allowing it to analyze closed-source binaries and uncover hidden vulnerabilities. Compared to previous models, it demonstrates a substantial increase in both accuracy and success rate when developing real-world exploits. It can identify subtle and long-standing bugs that have gone unnoticed for years. The model is also effective at converting known vulnerabilities into working exploits rapidly, reducing the time between disclosure and potential attack. These capabilities highlight both the opportunities and risks associated with advanced AI in cybersecurity. As a result, efforts like Project Glasswing aim to use the model to strengthen global defenses. The model’s emergence signals a shift toward automated, large-scale vulnerability research. Overall, Claude Mythos Preview marks a transformative step in how AI can impact both offensive and defensive cybersecurity. -
11
Claude Opus 4.7
Anthropic
Unleash powerful AI for complex tasks and solutions.Claude Opus 4.7 represents a major step forward in AI model development, focusing on advanced reasoning, coding, and enterprise-level task execution. It improves significantly over Opus 4.6 by delivering stronger performance on complex and high-effort software engineering challenges. The model is particularly effective at managing long-running processes, maintaining consistency, and producing reliable outputs over time. Its enhanced instruction-following capabilities ensure that it interprets prompts more literally and executes tasks with greater precision. Opus 4.7 also features advanced self-checking mechanisms, enabling it to validate its own responses before completion. A major highlight is its improved multimodal support, allowing it to process high-resolution images and extract fine visual details. This capability is especially useful for tasks like analyzing technical screenshots, interpreting diagrams, and supporting computer-based workflows. The model produces high-quality professional outputs, including refined documents, presentations, and UI designs that meet business standards. It also demonstrates strong performance across industries such as finance, legal services, and data analysis. Enhanced memory capabilities allow it to retain important context across sessions, making it more efficient for ongoing projects. Opus 4.7 includes safety and alignment improvements, with systems in place to detect and block potentially harmful or restricted use cases. It introduces new controls for balancing reasoning depth and response speed, giving users flexibility based on task complexity. Widely accessible through APIs and major cloud platforms, Opus 4.7 is designed to support scalable, high-performance AI applications for modern enterprises. -
12
Claude Opus 4.6
Anthropic
Unleash powerful AI for advanced reasoning and coding.Claude Opus 4.6 is an advanced AI language model developed by Anthropic, designed to handle complex reasoning, coding, and enterprise-level tasks with high accuracy. It introduces major improvements in planning, debugging, and code review, making it highly effective for software development workflows. The model is capable of sustaining long-running, agentic tasks and performing reliably across large and complex codebases. A key feature of Claude Opus 4.6 is its 1 million token context window in beta, enabling it to process vast amounts of information while maintaining coherence. It excels in knowledge work tasks such as financial analysis, research, and document creation. The model achieves state-of-the-art performance on multiple benchmarks, including coding and reasoning evaluations. Claude Opus 4.6 includes adaptive thinking, allowing it to dynamically adjust how deeply it reasons based on context. Developers can fine-tune performance using configurable effort levels that balance intelligence, speed, and cost. The model also supports context compaction, enabling longer workflows without exceeding limits. Integration with tools like Excel and PowerPoint enhances its usability for everyday business tasks. It maintains a strong safety profile with low rates of misaligned behavior and improved reliability. Overall, Claude Opus 4.6 is a powerful AI solution for advanced technical, analytical, and enterprise applications. -
13
Composer 2
Cursor
Unlock advanced coding efficiency with affordable, powerful solutions.Composer 2 is a cutting-edge AI coding model integrated into Cursor, designed to deliver frontier-level programming intelligence with strong efficiency and cost optimization. It is built on advanced pretraining and reinforcement learning techniques, enabling it to handle complex, long-horizon coding tasks that require hundreds of steps and decisions. The model demonstrates significant improvements across key benchmarks, including Terminal-Bench and SWE-bench Multilingual, highlighting its ability to perform in real-world development scenarios. Composer 2 excels at generating accurate, high-quality code while maintaining fast processing speeds, making it ideal for demanding workflows. Its architecture allows it to break down complex problems, plan solutions, and execute them effectively across different programming contexts. The model is available at competitive pricing, making advanced AI coding capabilities more accessible to developers. It also offers a faster variant that maintains the same intelligence while delivering improved speed for rapid execution tasks. Integrated within the Cursor environment, it enables seamless interaction with coding workflows and tools. Composer 2 is designed to support a wide range of use cases, from debugging and refactoring to building complex applications. Its ability to handle multi-step reasoning makes it especially valuable for large-scale projects. By combining performance, speed, and affordability, it sets a new standard for AI-assisted development. Overall, Composer 2 empowers developers to write better code faster and more efficiently. -
14
Claude Opus 4.8
Anthropic
Empower your productivity with advanced collaboration and coding!Claude Opus 4.8 is Anthropic’s latest frontier AI model engineered to deliver advanced coding intelligence, reasoning capabilities, autonomous workflows, and enterprise-grade collaboration for developers, technical teams, and organizations building AI-powered systems. As the successor to Claude Opus 4.7, the model introduces improvements across software engineering, agentic execution, practical knowledge work, benchmark performance, and alignment behavior while retaining the same standard pricing structure. Claude Opus 4.8 is specifically optimized for complex coding tasks, large-scale workflow orchestration, long-running automation processes, and advanced reasoning scenarios where reliability, transparency, and contextual judgment are critical. One of the model’s defining advancements is its improved honesty and uncertainty awareness, making it significantly less likely to produce unsupported conclusions or overlook defects in generated code, reasoning chains, and operational outputs. Anthropic’s alignment assessments also report stronger prosocial behavior, lower rates of deceptive or unsafe actions, and improved adherence to user intent compared to earlier Opus releases. The release introduces configurable effort controls that allow users to determine how much computational reasoning the model applies to a task, enabling flexible tradeoffs between speed, token consumption, and response depth depending on workflow complexity. Claude Opus 4.8 also powers new “dynamic workflows” functionality in Claude Code, where the model can coordinate hundreds of parallel AI subagents during a single session to execute large-scale software engineering operations such as repository-wide migrations, testing workflows, and multi-step automation tasks. Anthropic further expanded the platform with lower-cost fast mode processing, enabling the model to operate at significantly higher speeds while remaining more affordable than previous high-performance configurations. -
15
GPT-5.3-Codex
OpenAI
Transform your coding experience with smart, interactive collaboration.GPT-5.3-Codex represents a major leap in agentic AI for software and knowledge work. It is designed to reason, build, and execute tasks across an entire computer-based workflow. The model combines the strongest coding performance of the Codex line with professional reasoning capabilities. GPT-5.3-Codex can handle long-running projects involving tools, terminals, and research. Users can interact with it continuously, guiding decisions as work progresses. It excels in real-world software engineering, frontend development, and infrastructure tasks. The model also supports non-coding work such as documentation, data analysis, presentations, and planning. Its improved intent understanding produces more complete and polished outputs by default. GPT-5.3-Codex was used internally to help train and deploy itself, accelerating its own development. It demonstrates strong performance across benchmarks measuring agentic and real-world skills. Advanced security safeguards support responsible deployment in sensitive domains. GPT-5.3-Codex moves Codex closer to a general-purpose digital collaborator. -
16
Nemotron 3 Super
NVIDIA
Unleash advanced AI reasoning with unparalleled efficiency and scale.The Nemotron-3 Super stands out as a groundbreaking addition to NVIDIA's Nemotron 3 series of open models, designed specifically to support advanced agentic AI systems capable of reasoning, planning, and executing complex multi-step workflows in challenging settings. It incorporates a distinctive hybrid Mamba-Transformer Mixture-of-Experts architecture that combines the streamlined capabilities of Mamba layers with the contextual richness offered by transformer attention mechanisms, enabling it to effectively handle long sequences and complicated reasoning tasks with notable precision and efficiency. By activating only a selected subset of its parameters for each token, this design greatly improves computational efficiency while ensuring strong reasoning skills, making it particularly suitable for scalable inference in demanding situations. With an impressive configuration of around 120 billion parameters, of which approximately 12 billion are engaged during inference, the Nemotron-3 Super significantly enhances its capacity for managing multi-step reasoning and facilitating collaborative interactions among agents in broad contexts. This combination of features not only empowers it to address a wide array of challenges in the AI landscape but also positions it as a key player in the evolution of intelligent systems. Overall, the model exemplifies the potential for future innovations in AI technology. -
17
GPT‑5.4‑Cyber
OpenAI
Empowering cybersecurity experts with advanced, tailored AI solutions.GPT-5.4-Cyber is a specialized version of GPT-5.4 designed to bolster defensive cybersecurity efforts, allowing security professionals to more effectively analyze, discover, and rectify vulnerabilities. This model has been optimized to lessen limitations on legitimate security activities, encouraging deeper engagement in critical areas like vulnerability research, exploit analysis, and secure code evaluations that are typically constrained in conventional models. A key feature of this variant is its capability for binary reverse engineering, which allows for the inspection of compiled software without requiring access to the original source code, aiding in the detection of potential malware, vulnerabilities, and assessing system strength. Additionally, it functions within OpenAI’s Trusted Access for Cyber (TAC) framework, which provides its advanced capabilities through an organized access system that necessitates identity verification and levels of trust, ensuring that only vetted defenders, researchers, and organizations can utilize its most advanced features. This strategic approach not only strengthens overall security protocols but also promotes collaboration among cybersecurity experts, enhancing the collective defense against cyber threats. Ultimately, such innovations are essential in keeping pace with the evolving landscape of cybersecurity. -
18
GPT-5.4
OpenAI
Elevate productivity with advanced reasoning and seamless workflows.GPT-5.4 is a frontier artificial intelligence model developed by OpenAI to perform complex reasoning, coding, and knowledge-based tasks. It is designed to support professionals across industries by helping them automate workflows, analyze information, and produce detailed work outputs. The model integrates advanced reasoning capabilities with powerful coding performance derived from earlier Codex systems. GPT-5.4 can generate and edit documents, spreadsheets, presentations, and structured data used in business operations. One of its major improvements is its ability to interact with tools and external systems to complete multi-step workflows across different applications. This capability allows AI agents built on GPT-5.4 to perform tasks such as data entry, research, and automated software interactions. The model also supports extremely large context windows, enabling it to process long documents and maintain awareness across extended tasks. Improved visual understanding allows GPT-5.4 to interpret images, screenshots, and complex documents more effectively. It also introduces better web browsing and research capabilities for locating and synthesizing information online. Compared with previous versions, GPT-5.4 reduces factual errors and produces more consistent responses. Developers can access the model through APIs and integrate it into software applications, automation systems, and enterprise workflows. Overall, GPT-5.4 represents a significant step forward in AI capabilities for knowledge work, software development, and intelligent automation. -
19
GPT-5.5 Instant
OpenAI
Experience smarter, more accurate conversations with personalized insights!The newest version of ChatGPT, known as GPT-5.5 Instant, has been introduced as the standard model, meticulously developed to improve both intelligence and accuracy, resulting in responses that are more straightforward and precise, tailored to the unique needs of each user. This upgrade is crafted for everyday conversations, benefiting millions by enriching interactions with more robust and relevant answers across a diverse range of subjects, all while maintaining a seamless conversational flow and effectively leveraging shared context to create personalized experiences. Furthermore, GPT-5.5 Instant has made significant strides in reliability, showing enhanced factual accuracy in crucial areas such as healthcare, legal matters, and finance, where exactness is essential. The model also showcases increased capability in managing daily tasks, particularly in the areas of processing visual uploads, tackling STEM-related questions, and determining when to utilize web searches for the best results. Each response is not only brief and to the point but also preserves the engaging and enjoyable nature that users have come to appreciate, thereby elevating both satisfaction and the quality of interactions. This model is designed not just to fulfill user expectations but also to consistently surpass them, making every conversation a more enriching experience. Additionally, the advancements in GPT-5.5 Instant reflect a commitment to continuous improvement, ensuring that users can rely on it for an exceptional conversational experience. -
20
GPT-5.4 Pro
OpenAI
Unlock unparalleled efficiency for complex professional tasks today!GPT-5.4 Pro is OpenAI’s most advanced frontier AI model designed for complex professional tasks and high-performance workflows. It combines breakthroughs in reasoning, coding, and AI agent capabilities to create a powerful system for knowledge work and software development. The model is capable of generating spreadsheets, presentations, documents, and other professional deliverables with improved accuracy and structure. GPT-5.4 Pro also introduces native computer-use capabilities, allowing AI agents to interact with applications, browsers, and operating systems. This enables the model to automate multi-step workflows such as data entry, research, and system navigation. With a context window of up to one million tokens, GPT-5.4 Pro can process large datasets and long conversations while maintaining coherence. The model also includes improved tool usage features that allow it to discover and use external tools more efficiently. Enhanced web search capabilities allow it to gather and synthesize information from multiple sources for complex research tasks. GPT-5.4 Pro builds on the coding strengths of previous Codex models while improving performance on real-world development tasks. It also reduces token consumption during reasoning, resulting in faster responses and improved cost efficiency. These advancements make it well suited for developers building AI agents or automation systems. By combining advanced reasoning, computer interaction, and scalable tool usage, GPT-5.4 Pro enables organizations and professionals to automate complex digital workflows. -
21
GPT-5.6
OpenAI
Unleashing next-level AI with advanced reasoning and orchestration.GPT-5.6 is a rumored future AI model from OpenAI that is expected to build upon the capabilities introduced with GPT-5.5, particularly in coding, reasoning, multimodal intelligence, and AI-driven workflow automation. Although OpenAI has not publicly announced GPT-5.6 or released technical documentation, reports from AI researchers, developer communities, and industry publications suggest that internal testing may already be underway. The model is expected to focus heavily on agentic AI behavior, allowing systems to manage complex workflows, interact with tools, coordinate tasks, and execute multi-step operations with reduced human supervision. GPT-5.6 may significantly improve contextual memory, long-form reasoning, and software engineering performance, especially for developers managing large codebases, automation systems, and enterprise applications. Industry speculation also points toward more advanced multimodal capabilities that could help the model understand screenshots, interfaces, documents, spreadsheets, and mixed-input workflows more effectively. OpenAI’s official GPT-5.5 release already introduced major improvements in coding, computer use, research assistance, and productivity-focused AI systems, and GPT-5.6 is expected to extend those capabilities even further. Some reports mention potential experimentation with ultra-large context windows, faster “UltraFast Codex” modes, and more efficient reasoning systems optimized for long-duration tasks and agent collaboration. The broader AI industry sees GPT-5.6 as a likely response to increasing competition from frontier models developed by Anthropic, Google, MiniMax, and other leading AI companies focused on autonomous agents and enterprise AI infrastructure. Developers and enterprises are particularly interested in whether GPT-5.6 will improve reliability in real-world operational tasks, advanced debugging, workflow orchestration, and large-scale automation. -
22
GPT-5.5 Thinking
OpenAI
Empowering intelligent automation for seamless task completion.GPT-5.5 Thinking is a powerful AI capability developed by OpenAI that enables more advanced reasoning, planning, and execution across complex tasks. It is designed to handle multi-step workflows by understanding user intent and independently carrying out actions from start to finish. The system excels in areas such as software development, research, data analysis, and document creation, making it highly valuable for professional use. It can interact with multiple tools, validate its own outputs, and adjust its approach when faced with uncertainty or incomplete information. GPT-5.5 Thinking also supports long-context processing, allowing it to analyze extensive datasets, documents, and workflows efficiently. The model is optimized for both speed and intelligence, delivering high-quality results while maintaining low latency and improved token efficiency. It is integrated into platforms like ChatGPT and Codex, enabling users to automate complex tasks across digital environments. Strong safety and security measures are built into the system to reduce risks and ensure responsible usage. The model demonstrates improved persistence, meaning it can stay on task for longer and complete more demanding workflows. It is capable of generating structured outputs such as reports, spreadsheets, and presentations with minimal input. Its enhanced reasoning abilities make it suitable for scientific research and technical problem-solving. By reducing the need for step-by-step instructions, it allows users to focus on outcomes rather than processes. Overall, GPT-5.5 Thinking represents a major step toward autonomous AI systems that can function as reliable collaborators in complex work environments. -
23
GLM-5.2
Zhipu AI
Elevate your workflows with powerful, intelligent AI solutions.GLM-5.2 is a powerful AI foundation model created to help developers and organizations handle advanced reasoning, coding, automation, and agent-based workflows. It is designed for complex system engineering tasks where an AI model needs to understand goals, follow multi-step instructions, and support technical execution. The model can be used for software development, code analysis, documentation support, research assistance, workflow automation, and intelligent application development. GLM-5.2 is especially valuable for long-context tasks because it can work with large amounts of information across extended prompts, files, or conversations. This makes it useful for reviewing large codebases, summarizing technical materials, generating structured outputs, and supporting detailed problem-solving. Its mixture-of-experts architecture helps deliver strong performance while using active model resources more efficiently. Development teams can use GLM-5.2 to improve productivity by reducing repetitive work and accelerating technical decision-making. Businesses can also use it to power AI assistants, internal automation tools, research platforms, and customer-facing intelligent systems. The model’s focus on agentic capabilities allows it to support workflows that require planning, reasoning, and task completion rather than basic response generation. GLM-5.2 can help organizations build smarter products while giving technical teams a more capable AI partner for demanding projects. It is a strong option for companies that want scalable AI support across engineering, research, automation, and digital transformation initiatives. -
24
GPT-5.6 Pro
OpenAI
Elevate productivity with enhanced reasoning and efficiency.While the official launch of GPT-5.6 Pro has yet to occur, public discussions depict it as a much-anticipated version that promises superior reasoning abilities over its earlier model. This sophisticated iteration is tailored for high-demand professional sectors, including software engineering, academic inquiries, information integration, data analysis, legal services, education, and a range of scientific endeavors. Efforts are being made to ensure GPT-5.6 marks a notable advancement from GPT-5.5, with expected enhancements in reasoning precision, operational performance, safety protocols, coding capabilities, and effectiveness in tasks involving agents. Recent developments have surfaced, such as a brief mention in Codex rollout tracking that suggests GPT-5.6 may be on the horizon, alongside speculations from prediction markets about a possible launch by the end of June. Furthermore, there are whispers that select ChatGPT Pro users might have accessed advanced functionalities during covert tests conducted under the GPT-5.5 Pro label, revealing improved results, longer processing durations for complex projects, refined coding skills, elevated logical reasoning, and innovative outputs in fields like 3D modeling, SVG development, simulation, and interface design. As anticipation mounts, many are keenly awaiting how these innovations will transform the realm of AI-driven professional tasks, potentially redefining productivity standards across various industries. -
25
Gemini 3.1 Pro
Google
Unleashing advanced reasoning for complex tasks and creativity.Gemini 3.1 Pro is Google’s latest advancement in the Gemini 3 model series, engineered to tackle complex tasks that demand deeper reasoning and analytical rigor. As the upgraded core intelligence behind recent breakthroughs like Gemini 3 Deep Think, it strengthens the foundation for advanced applications across science, engineering, business, and creative work. The model achieved a verified score of 77.1% on ARC-AGI-2, a benchmark designed to test novel logic problem-solving, more than doubling the reasoning performance of its predecessor, Gemini 3 Pro. This improvement reflects its ability to approach unfamiliar challenges with structured thinking rather than surface-level responses. Gemini 3.1 Pro is designed for tasks where simple outputs are not enough, enabling detailed synthesis, data consolidation, and strategic planning. It also supports creative and technical workflows, such as generating clean, production-ready animated SVG graphics directly from text prompts. Because these graphics are generated as pure code rather than pixel-based media, they remain lightweight, scalable, and web-optimized. Developers can access Gemini 3.1 Pro in preview through the Gemini API, Google AI Studio, Gemini CLI, Antigravity, and Android Studio. Enterprise users can integrate it via Gemini Enterprise Agent Platform and Gemini Enterprise for large-scale deployment. Consumers gain access through the Gemini app and NotebookLM, with expanded limits for Google AI Pro and Ultra subscribers. The preview release allows Google to gather feedback and further refine agentic workflows before broader availability. Overall, Gemini 3.1 Pro establishes a stronger baseline for intelligent, real-world problem solving across consumer, developer, and enterprise environments. -
26
Gemini 3.1 Flash-Lite
Google
Unmatched speed and affordability for high-volume developer needs.Gemini 3.1 Flash-Lite is Google’s latest high-performance AI model optimized for large-scale, cost-sensitive workloads. As the fastest and most economical model in the Gemini 3 lineup, it is built to support developers who require rapid responses and predictable pricing. The model’s pricing structure—$0.25 per million input tokens and $1.50 per million output tokens—positions it as an efficient solution for production-grade deployments. It demonstrates a 2.5x faster time to first answer token compared to Gemini 2.5 Flash, along with a 45% improvement in output speed. These latency gains make it especially suitable for real-time applications and interactive systems. Performance benchmarks reinforce its competitiveness, including an Arena.ai Elo score of 1432 and strong results across reasoning and multimodal understanding tests. In several evaluations, it surpasses comparable models and even exceeds earlier Gemini generations in quality metrics. Developers can dynamically adjust the model’s “thinking levels,” offering control over reasoning depth to balance speed and complexity. This adaptability supports a wide spectrum of tasks, from high-volume translation and content moderation to generating complex user interfaces and simulations. Early adopters have reported that the model handles intricate instructions with precision while maintaining efficiency at scale. The model is accessible through the Gemini API in Google AI Studio and via Vertex AI for enterprise deployments. By combining affordability, speed, and adaptable intelligence, Gemini 3.1 Flash-Lite delivers scalable AI performance tailored for modern development environments. -
27
MiMo-V2-Pro
Xiaomi Technology
Transforming complex tasks into seamless automated workflows effortlessly.Xiaomi MiMo-V2-Pro is a cutting-edge AI foundation model designed to power advanced agent systems and real-world task execution across complex environments. It acts as the core intelligence layer for orchestrating multi-step workflows, enabling seamless coordination between coding, search, and tool-based operations. Built on a trillion-parameter architecture with a highly efficient design, the model supports long-context interactions of up to one million tokens, allowing it to process and manage large-scale tasks effectively. It demonstrates strong performance across multiple global benchmarks, particularly in agent evaluation, coding, and tool usage, placing it among top-tier AI models worldwide. MiMo-V2-Pro is optimized for real-world applications, focusing on reliability, stability, and practical outcomes rather than purely theoretical capabilities. Its enhanced reasoning and planning abilities allow it to break down complex problems and execute them with precision. The model also features improved tool-calling accuracy, making it highly effective in automated workflows and integrated systems. It is deeply optimized for agent frameworks, serving as a powerful engine for platforms like OpenClaw and other development ecosystems. In software engineering scenarios, it delivers high-quality code, efficient debugging, and structured system design capabilities. Its ability to generate complete applications and handle frontend development tasks highlights its versatility. With public API access and competitive pricing, it is accessible to developers and enterprises looking to build scalable AI solutions. The model continues to evolve through real-world usage and developer feedback, ensuring continuous improvement. Overall, MiMo-V2-Pro represents a significant step toward general-purpose AI capable of handling complex, long-horizon tasks. -
28
Gemini 3.5 Pro
Google
Unlock powerful AI capabilities for seamless productivity and innovation.Gemini 3.5 Pro is Google’s next-generation flagship AI model built to deliver advanced reasoning, coding assistance, multimodal intelligence, and agent-driven workflow automation across consumer and enterprise environments. Introduced as part of the Gemini 3.5 family at Google I/O 2026, the model is positioned as a major upgrade focused on combining frontier-level intelligence with actionable AI capabilities. Gemini 3.5 Pro is expected to expand significantly on the performance of Gemini 3.5 Flash by improving complex reasoning, long-context comprehension, software engineering accuracy, and autonomous AI task execution. Google has described the broader Gemini 3.5 platform as being optimized for “frontier intelligence with action,” meaning the models are designed not only to generate responses but also to actively complete multi-step workflows and operational tasks. The model is expected to integrate deeply with Google’s AI ecosystem, including Gemini Spark, Antigravity, AI Studio, Android Studio, Workspace tools, Search AI Mode, and enterprise platforms. Industry discussions suggest Gemini 3.5 Pro will support advanced coding workflows, collaborative AI agents, multimodal inputs, and intelligent automation that can assist with application development, research, analytics, and operational management. Reports also indicate that Google delayed the full release of Gemini 3.5 Pro in order to further improve its reasoning and coding capabilities using real-world feedback collected through Gemini 3.5 Flash deployments. The Gemini 3.5 family already demonstrates strong performance in coding and agentic benchmarks, with Flash reportedly outperforming earlier Gemini Pro models in speed and automation-oriented tasks. Gemini 3.5 Pro is expected to focus more heavily on difficult reasoning problems, deeper contextual consistency, and large-scale enterprise-grade AI operations. -
29
MiniMax M2.7
MiniMax
Revolutionize productivity with advanced AI for seamless workflows.MiniMax M2.7 is a cutting-edge AI model engineered to deliver high-performance productivity across coding, search, and professional office workflows. It is trained using reinforcement learning across extensive real-world environments, allowing it to handle complex, multi-step tasks with accuracy and adaptability. The model excels at structured problem-solving, breaking down challenges into logical steps before generating solutions across a wide range of programming languages. It offers high-speed processing with rapid token generation, enabling faster execution of tasks and improved workflow efficiency. Its optimized reasoning reduces unnecessary token usage, improving both performance and cost efficiency compared to earlier models. M2.7 achieves state-of-the-art results in software engineering benchmarks, demonstrating strong capabilities in debugging, development, and incident resolution. It also significantly reduces intervention time during system issues, improving operational reliability. The model is equipped with advanced agentic capabilities, enabling it to collaborate with tools and execute complex workflows with high precision. It supports multi-agent environments and maintains strong adherence to complex task requirements. Additionally, it excels in professional knowledge tasks, including high-quality office document editing and multi-turn interactions. Its ability to handle structured business workflows makes it suitable for enterprise use cases. With its balance of speed, intelligence, and affordability, it stands out among frontier AI models. Overall, MiniMax M2.7 provides a scalable and efficient solution for modern AI-driven productivity and automation. -
30
MiMo-V2.5-Pro
Xiaomi Technology
Revolutionizing AI with unparalleled efficiency and advanced reasoning.Xiaomi MiMo-V2.5-Pro is a cutting-edge open-source AI model built to handle complex reasoning, coding, and long-horizon tasks with high efficiency. It features a Mixture-of-Experts architecture with over one trillion total parameters and a large active parameter set for optimized performance. The model supports an extended context window of up to one million tokens, enabling it to process large amounts of information in a single workflow. It is designed for advanced agentic capabilities, allowing it to autonomously complete multi-step tasks over extended periods. MiMo-V2.5-Pro has demonstrated strong results in benchmarks related to software engineering, reasoning, and general AI performance. It is capable of building complete applications, optimizing engineering systems, and solving complex technical challenges. The model uses hybrid attention mechanisms to balance performance and efficiency across long contexts. It is also optimized for token efficiency, reducing resource usage while maintaining high-quality outputs. The model can integrate with development tools and frameworks to support real-world use cases. Xiaomi has open-sourced MiMo-V2.5-Pro, providing developers with access to its architecture, weights, and deployment tools. This allows organizations to customize and scale the model for their specific needs. Its ability to handle long workflows makes it suitable for tasks that require sustained reasoning and coordination. By combining scalability, efficiency, and advanced intelligence, MiMo-V2.5-Pro represents a significant advancement in open-source AI technology.