Best Grok 4.5 Alternatives in 2026
Find the top alternatives to Grok 4.5 currently available. Compare ratings, reviews, pricing, and features of Grok 4.5 alternatives in 2026. Slashdot lists the best Grok 4.5 alternatives on the market that offer competing products that are similar to Grok 4.5. Sort through Grok 4.5 alternatives below to make the best choice for your needs
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Claude Mythos
Anthropic
Claude Mythos Preview is a next-generation language model designed with exceptional capabilities in cybersecurity analysis and exploit development. It has demonstrated the ability to autonomously identify zero-day vulnerabilities in major operating systems, web browsers, and widely used software. The model can go beyond detection by constructing functional exploits, including remote code execution and privilege escalation chains. It uses agentic workflows to explore codebases, test vulnerabilities, and validate findings without human intervention. Mythos Preview can also reverse engineer closed-source binaries, reconstructing logic and identifying potential weaknesses. Compared to earlier models, it shows a dramatic improvement in exploit success rates and complexity handling. The model is capable of chaining multiple vulnerabilities together to bypass modern security defenses. It can assist both defenders and attackers, depending on how it is used, highlighting the dual-use nature of advanced AI systems. These capabilities have led to initiatives focused on strengthening cybersecurity defenses using the model. Overall, Claude Mythos Preview represents a major advancement in AI-driven security research and automation. -
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Composer 2.5
Cursor
$0.50/M input Cursor has introduced Composer 2.5, a next-generation AI coding assistant built to deliver stronger reasoning, better collaboration, and improved reliability during software development tasks. The upgraded model performs better on long-running coding workflows and can manage complicated instructions with greater consistency than earlier Composer versions. Cursor expanded the training process by scaling compute resources, generating more advanced reinforcement learning environments, and refining behavioral traits that improve the developer experience. One of the key innovations in Composer 2.5 is its targeted textual feedback system, which helps the model learn from localized mistakes inside long coding trajectories instead of relying only on broad reward signals. This training method allows the AI to improve coding style, communication quality, and tool usage accuracy in a more focused way. The company also increased the amount of synthetic coding data by 25 times compared to Composer 2, giving the model exposure to more difficult and realistic programming tasks. During development, the system demonstrated sophisticated reasoning abilities by uncovering hidden implementation details and reverse-engineering deleted functionality inside synthetic environments. Composer 2.5 additionally uses advanced distributed training methods such as Sharded Muon and dual mesh HSDP to optimize large-scale model training performance. Available directly inside Cursor, the model comes in both standard and fast variants with different pricing tiers designed for developers, teams, and enterprise-scale engineering workflows. -
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Claude Opus 4.6
Anthropic
1 RatingClaude Opus 4.6 is a state-of-the-art AI model from Anthropic, designed to deliver advanced reasoning, coding, and enterprise-level performance. It improves significantly on previous versions with better planning, debugging, and code review capabilities. The model can sustain long-running, agentic workflows and operate effectively across large codebases. One of its key features is a 1 million token context window in beta, allowing it to handle extensive documents and complex tasks. Claude Opus 4.6 excels in knowledge work, including financial analysis, research, and document creation. It also performs strongly on industry benchmarks, leading in areas like agentic coding and multidisciplinary reasoning. The model includes adaptive thinking, enabling it to adjust its reasoning depth based on task complexity. Developers can control performance using adjustable effort levels for speed, cost, and accuracy. It integrates with productivity tools such as Excel and PowerPoint for enhanced workflow automation. Overall, Claude Opus 4.6 provides a powerful and reliable AI solution for professional and enterprise use cases. -
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Claude Mythos 5
Anthropic
$10 per 1 million (input) 1 RatingClaude Mythos 5 is a frontier AI model from Anthropic created for highly trusted users working on advanced cybersecurity, infrastructure protection, and scientific research. It is based on the same core model as Claude Fable 5, but certain safeguards are lifted for approved partners operating under restricted access programs. The model offers exceptional performance across software engineering, cybersecurity analysis, autonomous development workflows, scientific reasoning, visual understanding, and long-context tasks. In cybersecurity, Claude Mythos 5 is positioned for cyberdefenders and critical infrastructure providers who need advanced AI support for securing complex systems. In life sciences, the model has demonstrated strong capabilities in drug design, protein research, molecular biology, and genomics. Claude Mythos 5 can perform long-running research and technical workflows with minimal high-level human input. Anthropic designed the model for controlled deployment because its advanced capabilities could create misuse risks if broadly available without safeguards. Access is initially limited to Project Glasswing partners, with broader trusted access programs planned for cybersecurity and select biology researchers. Claude Mythos 5 helps approved organizations apply powerful AI to high-impact technical and scientific challenges while operating within a stricter governance model. -
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Claude Opus 4.8
Anthropic
$5 per 1M (input) 1 RatingClaude Opus 4.8 is Anthropic’s newest flagship AI model built to improve coding performance, reasoning accuracy, agentic task execution, and collaborative AI workflows for developers, enterprises, and advanced productivity use cases. The model serves as an upgrade to Claude Opus 4.7, delivering measurable improvements across benchmarks related to coding, practical reasoning, software engineering, and autonomous task management while maintaining the same pricing structure for standard usage. One of the most significant improvements in Claude Opus 4.8 is its enhanced honesty and judgment during complex tasks, reducing the likelihood of unsupported claims, hidden errors, or overlooked flaws in generated code and analytical outputs. Anthropic’s evaluations show that Opus 4.8 is substantially less likely than previous versions to allow software defects or reasoning mistakes to pass without flagging uncertainty or requesting clarification. The platform introduces new effort control settings that allow users to adjust how deeply the model reasons through tasks, balancing response quality, processing depth, speed, and token usage depending on workflow requirements. Claude Opus 4.8 also powers new dynamic workflow functionality in Claude Code, enabling the model to coordinate hundreds of parallel subagents within a single session to handle large-scale software engineering tasks such as codebase migrations and extensive automation projects. The model supports high-speed fast mode processing, now significantly more affordable than previous versions, while also offering higher-effort reasoning modes optimized for difficult coding and operational workflows. -
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Claude Opus 4.7
Anthropic
$5 per million tokens (input) 1 RatingClaude Opus 4.7 is an advanced AI model built to push the boundaries of software engineering, automation, and complex reasoning tasks. Compared to Opus 4.6, it delivers notable improvements in handling challenging coding workflows and executing long-duration tasks with consistency. The model excels at strictly following user instructions, reducing ambiguity and improving output accuracy. It also introduces stronger self-verification capabilities, allowing it to check and refine its own results before presenting them. One of its key upgrades is enhanced multimodal functionality, particularly its ability to process higher-resolution images with greater clarity. This enables more precise analysis of visuals such as technical diagrams, dense screenshots, and structured data layouts. Opus 4.7 is also more refined in generating professional content, including polished documents, presentations, and interface designs. In real-world applications, it performs effectively across domains like finance, legal analysis, and business workflows. The model incorporates improved memory features, allowing it to retain context across extended sessions and reduce repetitive input requirements. It also introduces built-in safeguards to detect and prevent misuse, especially in sensitive cybersecurity scenarios. With broad availability across APIs and cloud platforms, Opus 4.7 offers developers and enterprises a powerful, scalable AI solution. -
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Claude Fable 5
Anthropic
$10 per 1 million (input) 1 RatingClaude Fable 5 is Anthropic’s most capable generally available AI model, built to tackle demanding tasks across software development, research, business analysis, scientific exploration, and enterprise productivity. The model demonstrates state-of-the-art performance in coding, reasoning, visual understanding, long-context processing, and autonomous task execution. Claude Fable 5 can analyze large codebases, interpret complex documents and datasets, generate detailed reports, and assist with advanced decision-making processes. Its enhanced memory capabilities allow it to remain effective during long-running workflows and multi-step projects. The model also delivers strong performance in image analysis, chart interpretation, scientific reasoning, and technical problem-solving. Anthropic has incorporated advanced safety classifiers that detect certain high-risk topics and automatically redirect those interactions to a more restricted model experience. These safeguards are designed to reduce misuse while still providing productive assistance for legitimate users. Claude Fable 5 is available through the Claude platform and API, enabling developers and organizations to integrate advanced AI capabilities into their applications and workflows. The platform is designed to help businesses improve productivity, accelerate innovation, and streamline complex knowledge work. -
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Claude Sonnet 4.6
Anthropic
1 RatingClaude Sonnet 4.6 represents a comprehensive upgrade to Anthropic’s Sonnet model line, delivering expanded capabilities across coding, reasoning, computer interaction, and professional knowledge tasks. With a beta 1M token context window, the model can process massive datasets such as full repositories, extended legal agreements, or multi-document research projects in a single request. Developers report improved reliability, better instruction adherence, and fewer hallucinations, making long working sessions smoother and more predictable. Early users preferred Sonnet 4.6 over its predecessor in the majority of tests and often selected it over Opus 4.5 for practical coding work. The model’s computer-use skills have advanced significantly, enabling it to navigate spreadsheets, complete web forms, and manage multi-tab workflows with near human-level competence in many cases. Benchmark evaluations show consistent performance gains across reasoning, coding, and long-horizon planning tasks. In competitive simulations like Vending-Bench Arena, Sonnet 4.6 demonstrated strategic capacity-building and profit optimization over time. On the developer platform, it supports adaptive and extended thinking modes, context compaction, and improved tool integration for greater efficiency. Claude’s API tools now automatically execute filtering and code-processing steps to enhance search and token optimization. Sonnet 4.6 is available across Claude.ai, Cowork, Claude Code, the API, and major cloud providers at the same starting price as Sonnet 4.5. -
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DeepSeek-V4-Pro
DeepSeek
FreeDeepSeek-V4-Pro is an advanced Mixture-of-Experts language model built for high-performance reasoning, coding, and large-scale AI applications. With 1.6 trillion total parameters and 49 billion activated parameters, it delivers strong capabilities while maintaining computational efficiency. The model supports a massive context window of up to one million tokens, making it ideal for handling long documents and complex workflows. Its hybrid attention architecture improves efficiency by reducing computational overhead while maintaining accuracy. Trained on more than 32 trillion tokens, DeepSeek-V4-Pro demonstrates strong performance across knowledge, reasoning, and coding benchmarks. It includes advanced training techniques such as improved optimization and enhanced signal propagation for better stability. The model offers multiple reasoning modes, allowing users to choose between faster responses or deeper analytical thinking. It is designed to support agentic workflows and complex multi-step problem solving. As an open-source model, it provides flexibility for developers and organizations to customize and deploy at scale. Overall, DeepSeek-V4-Pro delivers a balance of performance, efficiency, and scalability for demanding AI applications. -
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DeepSeek-V4
DeepSeek
FreeDeepSeek-V4 is an advanced open-source large language model engineered for efficient long-context processing and high-level reasoning tasks. Supporting a massive one million token context window, it enables developers to build applications that handle extensive data and complex workflows without fragmentation. The model is available in two versions: V4-Pro for maximum reasoning power and V4-Flash for faster, cost-efficient performance. DeepSeek-V4-Pro delivers top-tier results in coding, mathematics, and knowledge benchmarks, rivaling leading proprietary models. Its architecture incorporates innovative attention techniques that significantly improve efficiency while maintaining strong performance. The model is optimized for agent-based workflows, allowing seamless integration with tools and automation systems. It also supports dual reasoning modes, enabling users to switch between quick responses and deeper analytical outputs. DeepSeek-V4 is fully open-source, providing flexibility for customization and deployment across various environments. Overall, it offers a powerful and scalable solution for modern AI development. -
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Gemini 3.5 Pro
Google
Gemini 3.5 Pro is an advanced AI model from Google that is expected to serve as the premium reasoning and coding system within the Gemini 3.5 model family. Announced during Google I/O 2026 alongside Gemini 3.5 Flash, the model is being developed to support more sophisticated AI agents, long-horizon workflows, and complex problem-solving tasks across enterprise and developer environments. Google has emphasized that Gemini 3.5 Pro will improve areas such as coding accuracy, contextual reasoning, multimodal understanding, and autonomous task execution compared to previous Gemini generations. The model is expected to work seamlessly with products like Gemini Spark, Google Antigravity, AI Studio, Android Studio, and Google Search AI integrations. Gemini 3.5 Pro is also rumored to include stronger support for software engineering workflows, agent orchestration, and intelligent automation that can manage large-scale operations with minimal manual intervention. Early reports indicate that the Gemini 3.5 family focuses heavily on balancing speed, reasoning, and action-oriented AI behavior for real-world productivity applications. Google claims that Gemini 3.5 Flash already outperforms earlier Pro models in certain coding and agentic benchmarks, while Gemini 3.5 Pro is expected to close the gap on harder reasoning and long-context tasks. The model has generated significant attention because many developers and businesses see it as Google’s answer to competing frontier AI systems from OpenAI and Anthropic. With deep integration across Google’s ecosystem and enterprise infrastructure, Gemini 3.5 Pro is expected to play a major role in the company’s broader AI strategy focused on intelligent agents and workflow automation. -
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Gemini 3.5 Flash
Google
$1.50 per 1M tokens (input) 1 RatingGemini 3.5 Flash is Google’s high-performance multimodal AI model built to deliver frontier-level intelligence, fast execution speeds, and advanced agentic capabilities for coding, automation, and enterprise workflows. As the first release in the Gemini 3.5 series, the model is designed to help developers, businesses, and users execute complex long-horizon tasks through AI-powered reasoning, workflow orchestration, and intelligent automation. Gemini 3.5 Flash combines powerful coding performance, multimodal understanding, and real-time responsiveness while outperforming earlier Gemini models and competing frontier AI systems across several coding and reasoning benchmarks. The model is optimized for agentic workflows, allowing it to plan, execute, and manage multi-step tasks such as software development, infrastructure management, document preparation, and business process automation through the updated Antigravity harness. Gemini 3.5 Flash can also deploy collaborative subagents that work together under supervision to complete demanding workflows more efficiently and at lower operational cost. Beyond coding and automation, the platform generates richer graphics, dynamic web interfaces, interactive animations, and advanced multimodal experiences that support developers and enterprise users building AI-driven applications. Google has integrated Gemini 3.5 Flash across the Gemini app, AI Mode in Google Search, Google AI Studio, Android Studio, Gemini Enterprise Agent Platform, and enterprise AI services to expand access to advanced AI capabilities globally. The model also powers Gemini Spark, Google’s new personal AI agent designed to operate continuously and assist users with digital life management and automated task execution. -
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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.
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Gemma 4 is an advanced AI model developed by Google as part of its Gemini architecture, designed to deliver strong performance while remaining accessible to developers. The model is optimized to run on a single GPU or TPU, allowing more organizations and researchers to experiment with powerful AI technology. Gemma 4 improves natural language understanding and generation, making it suitable for applications such as chatbots, text analysis, and automated content creation. Its architecture enables the model to process complex language patterns while maintaining efficient computational performance. Developers can integrate Gemma 4 into various AI projects that require intelligent text processing or conversational capabilities. The model is designed with scalability in mind, allowing it to support both research experiments and production systems. By offering high-performance AI in a more accessible format, Gemma 4 lowers the barrier for developing sophisticated AI solutions. Its flexibility makes it useful for industries ranging from technology and education to business automation. Researchers can also use the model to explore new AI techniques and improve language processing systems. Overall, Gemma 4 represents a step forward in making powerful AI models easier to deploy and use.
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Grok Build 0.1
xAI
$1 per 1M tokens (input) 1 RatingGrok Build 0.1 is xAI’s purpose-built coding model created to support advanced software engineering and AI-driven development workflows. Unlike general-purpose language models, it focuses on agentic coding tasks where AI systems must plan, execute, and refine multiple steps to complete a project. The model can analyze both text and visual inputs, allowing it to work with source code, screenshots, technical diagrams, and project documentation. Developers can use it for activities such as debugging, code generation, refactoring, testing, and workflow automation. Grok Build 0.1 offers native support for tool calling and structured outputs, making it easier to integrate into development environments and automated systems. Its large 256K-token context window enables the model to understand extensive repositories and long development sessions without losing context. The platform is designed to work efficiently with coding agents that need to reason through problems rather than simply respond to prompts. xAI positions the model as a successor to earlier coding-focused Grok variants, with stronger support for agent-driven development processes. Grok Build 0.1 helps engineering teams accelerate software delivery while maintaining context across large and complex projects. -
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Grok 4.4
xAI
Grok 4.4 represents the next refinement of xAI’s flagship AI system, potentially introducing enhanced multi-agent collaboration and smarter automation features. Building on Grok 4’s ability to use tools and access real-time information, this version is expected to improve how AI agents coordinate, validate outputs, and execute tasks autonomously. The goal is to move beyond chat-based assistance toward a more proactive AI that can plan, reason, and act with minimal human intervention. -
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Kimi K2.7 Code
Moonshot AI
Free 1 RatingKimi K2.7 Code is a Moonshot AI coding model built to help developers handle software engineering, code generation, debugging, and agent-based development workflows. It focuses on long-horizon coding tasks, where an AI assistant needs to understand goals, work across many files, and complete multi-step development work. The model builds on the Kimi K2.6 architecture and is described as improving agentic capabilities while reducing thinking-token usage by about 30% compared with K2.6. Kimi K2.7 Code offers a 256K context window, which helps developers work with larger repositories, longer prompts, and more detailed project instructions. It can be accessed through Kimi Code, Moonshot’s API platform, and third-party model providers such as Together AI. The model also supports OpenAI- and Anthropic-compatible APIs, making it easier for teams to test it as a replacement or addition to existing coding assistant workflows. Developers who want to self-host or experiment with the model can access it through Hugging Face, where deployment guidance references vLLM, SGLang, and KTransformers. Kimi K2.7 Code is especially relevant for teams interested in open-source coding agents, long-context software tasks, and tool-integrated development. While some third-party commentary notes that benchmark claims should be reviewed carefully, the model is positioned as a strong option for developers seeking flexible, agentic coding support. -
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Kimi K2.6
Moonshot AI
FreeKimi K2.6 is an advanced agentic AI model created by Moonshot AI, aiming to enhance practical implementation, programming, and complex reasoning compared to its predecessors, K2 and K2.5. This model is based on a Mixture-of-Experts framework and the multimodal, agent-centric principles of the Kimi series, merging language comprehension, coding capabilities, and tool utilization into one cohesive system that can plan and execute intricate workflows. It features enhanced reasoning skills and significantly better agent planning, enabling it to deconstruct tasks, synchronize various tools, and tackle multi-file or multi-step challenges with increased precision and effectiveness. Additionally, it provides robust tool-calling capabilities with a high degree of reliability, facilitating seamless integration with external platforms like web searches or APIs, and incorporates built-in validation systems to guarantee the accuracy of execution formats. Notably, Kimi K2.6 represents a significant leap forward in the realm of AI, setting new standards for the complexity and reliability of automated tasks. -
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GPT-5.5 is a next-generation AI system built for execution-heavy workflows across coding, research, business analysis, and scientific tasks. It can interpret complex instructions, break them into actionable steps, and carry them through to completion while interacting with tools and systems. The model supports creating applications, generating reports, analyzing datasets, and navigating software environments seamlessly. It also integrates with workspace agents—custom AI agents that automate recurring and multi-step processes across teams. These agents can handle tasks such as lead research, reporting, and workflow automation, either on demand or on schedules. GPT-5.5 enhances productivity by reducing manual effort and enabling continuous task execution across tools. With enterprise-grade safeguards and monitoring, it ensures secure and controlled automation. It is well-suited for organizations looking to scale operations and improve efficiency through AI-driven workflows.
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GLM-5.2 is a next-generation large language model built for users who need strong reasoning, coding support, and agentic AI capabilities. It can assist with complex software development tasks, technical problem-solving, automation workflows, and advanced research projects. The model is designed to process long-context information, which makes it helpful for analyzing large documents, reviewing codebases, and maintaining continuity across multi-step tasks. GLM-5.2 supports developers and organizations that want to create AI-powered tools capable of planning, reasoning, and executing more sophisticated workflows. Its architecture is structured to deliver high performance while improving efficiency for demanding AI use cases. Businesses can use GLM-5.2 to enhance productivity, streamline engineering processes, and build more capable intelligent applications. It is also useful for teams that need AI assistance across documentation, data interpretation, coding, testing, and workflow automation. The model’s emphasis on agentic engineering makes it well-suited for applications that require more than simple text generation. GLM-5.2 provides a flexible AI foundation for companies looking to bring advanced reasoning and automation into their products or internal operations.
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GPT-5.6 Luna
OpenAI
$1 per 1M tokens (input)GPT-5.6 Luna is OpenAI’s fast, cost-efficient model in the GPT-5.6 lineup. The GPT-5.6 family includes Sol for flagship performance, Terra for balanced everyday work, and Luna for strong capability at the lowest listed price. Luna is designed for users who need scalable AI support for routine tasks, coding assistance, workflow automation, analysis, and production API use cases where speed and cost matter. According to the pasted preview text, Luna is priced below both Sol and Terra, making it the most affordable GPT-5.6 option for high-volume workloads. The model is included in GPT-5.6 benchmark previews across Terminal-Bench 2.1, GeneBench v1, ExploitBench, and ExploitGym, showing that it is part of the same technical family used for coding, biology, and cybersecurity evaluations. Luna benefits from safeguards developed across the GPT-5.6 series, including model-level refusal training, real-time cyber and biology misuse classifiers, account-level signals, differentiated access, monitoring, enforcement, and ongoing testing. These controls are designed to preserve legitimate use cases such as debugging, code review, defensive testing, security education, and productivity automation while constraining prohibited misuse. GPT-5.6 Luna is planned for broader access through ChatGPT, Codex, and the API after the limited preview period. GPT-5.6 Luna helps developers and organizations run useful AI workflows with a practical balance of affordability, responsiveness, and safety. -
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GPT-5.5 Pro
OpenAI
$30 per 1M tokens (input)GPT-5.5 Pro is a next-generation AI model built for execution-heavy tasks across coding, research, business analysis, and scientific workflows. It can interpret complex instructions, break them into steps, and carry work through to completion using tools and automation. The model supports tasks such as generating documents, building applications, analyzing datasets, and navigating software environments. It is designed to operate across tools, enabling seamless workflows from idea to output. In addition, GPT-5.5 Pro integrates with workspace agents—customizable AI agents that automate recurring and multi-step processes across teams. These agents can handle tasks like lead research, reporting, and workflow automation, running independently or on schedules. Built with enterprise-grade safeguards, the model ensures secure and controlled automation. It helps organizations improve productivity by reducing manual effort and accelerating decision-making. GPT-5.5 Pro is ideal for teams looking to scale operations and handle complex workloads efficiently. -
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GPT-5.6 Terra
OpenAI
$2.50 per 1M tokens (input)GPT-5.6 Terra is OpenAI’s balanced GPT-5.6 model for users who need strong performance across everyday work, development tasks, enterprise workflows, and technical analysis. The model is part of the GPT-5.6 family alongside Sol and Luna, with Terra positioned as the middle tier for capable, cost-efficient use. Terra is described as having competitive performance to GPT-5.5 while being 2x cheaper, making it useful for teams that want advanced capability without always using the flagship model. It supports coding workflows, agentic tasks, cybersecurity-related defensive work, biology workflows, knowledge work, and tool-assisted automation. In benchmark previews, Terra appears alongside Sol and Luna in evaluations for coding, biology, ExploitBench, and ExploitGym. The model benefits from the GPT-5.6 safeguard stack, which includes model-level refusals for prohibited cyber assistance, real-time cyber and biology misuse classifiers, and account-level risk review. These safeguards are designed to preserve access to legitimate work such as code review, debugging, vulnerability research, patch development, security education, and defensive testing. GPT-5.6 Terra is planned for availability through the API, Codex, and broader OpenAI products after the limited preview period. GPT-5.6 Terra helps teams get a balanced model for high-quality AI work when they need strong reasoning and automation at a lower cost than Sol. -
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GPT-5.6 Sol
OpenAI
$5 per 1M tokens (input)GPT-5.6 Sol is OpenAI’s flagship model in the GPT-5.6 series, built for high-end reasoning, coding, scientific analysis, cybersecurity, and agentic automation. The model is designed to handle complex tasks that require planning, iteration, tool coordination, long-horizon reasoning, and careful execution across multiple steps. GPT-5.6 Sol introduces max reasoning effort, giving the model more time to reason deeply through difficult problems. It also introduces ultra mode, which uses subagents to accelerate complex work and extend capability beyond a single-agent workflow. For coding, GPT-5.6 Sol is positioned for command-line workflows, software engineering tasks, debugging, testing, and multi-step tool use. In biology and quantitative research workflows, the model is designed to support genomics analysis and other long-context scientific tasks while using tokens more efficiently than prior models. For cybersecurity, GPT-5.6 Sol supports legitimate defensive work such as vulnerability research, code review, patch development, security education, and defensive testing. The model includes a layered safeguard stack with trained refusals, real-time cyber and biology misuse classifiers, account-level monitoring, differentiated access, human-in-the-loop review, and ongoing red-team testing. GPT-5.6 Sol helps trusted users and organizations access more powerful AI for technical work while maintaining stronger controls around misuse, sensitive requests, and high-risk activity. -
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SWE-1.6
Cognition
SWE-1.6 is a cutting-edge AI model focused on engineering, created by Cognition and embedded within the Windsurf environment, with the goal of enhancing both the raw intelligence and what Cognition refers to as “model UX,” which encompasses the overall user interaction experience with the AI. This latest version marks a significant upgrade in the SWE model series, boasting a performance increase of over 10% on benchmarks like SWE-Bench Pro when compared to its predecessor, SWE-1.5, all while retaining similar foundational capabilities. Developed from the ground up, it aims to elevate both reasoning quality and user satisfaction, effectively tackling challenges identified in previous iterations, such as overanalyzing straightforward questions, excessive steps in problem-solving, repetitive reasoning loops, and an overreliance on terminal commands rather than utilizing specialized tools. The enhancements introduced in SWE-1.6 include improved behaviors such as a greater frequency of simultaneous tool usage, quicker context retrieval, and a diminished necessity for user input, leading to more fluid and productive workflows. In addition, these refinements contribute to a more intuitive interaction for users, ensuring that tasks can be completed with greater ease and efficiency than ever before. -
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MiniMax M3
MiniMax
FreeMiniMax M3 is a frontier open-weight AI model built for coding, agentic work, multimodal understanding, and ultra-long-context tasks. The model supports up to a 1 million token context window, allowing it to work across large codebases, long documents, logs, project histories, and complex task environments. MiniMax M3 introduces MiniMax Sparse Attention, a sparse attention architecture designed to make long-context processing more efficient. The model is natively multimodal, with training that supports deeper semantic fusion across text, image, and video inputs. It is designed to support software engineering tasks, repository analysis, terminal-style work, browser-style retrieval, tool use, and autonomous workflows. MiniMax M3 has a mixture-of-experts architecture with hundreds of billions of total parameters and a smaller activated parameter count for more efficient inference. Developers can use it for AI coding assistants, workflow automation, research agents, document analysis, visual reasoning, and enterprise AI systems. Its long-context capability makes it especially useful when tasks require many files, references, instructions, or interaction histories to stay available at once. MiniMax M3 helps teams build more capable AI agents that can understand larger problems, work across multiple modalities, and execute complex tasks with stronger context awareness. -
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MiMo-V2.5-Pro
Xiaomi Technology
Xiaomi MiMo-V2.5-Pro is a next-generation open-source AI model designed for advanced reasoning, coding, and long-horizon task execution. It uses a Mixture-of-Experts architecture with over one trillion parameters and a large active parameter set for efficient performance. The model supports an extended context window of up to one million tokens, allowing it to handle complex, multi-step workflows. It is built to perform autonomous tasks, including software development, system design, and engineering optimization. Benchmark results show strong performance across coding, reasoning, and agent-based evaluation tests. MiMo-V2.5-Pro incorporates hybrid attention mechanisms to improve efficiency while maintaining accuracy across long contexts. It is optimized for token efficiency, reducing the computational cost of running complex tasks. The model can integrate with development tools and frameworks to support real-world applications. It is designed to complete tasks that would typically require significant human effort over extended periods. Xiaomi has made the model open source, enabling developers to access and customize it. By combining performance, scalability, and efficiency, MiMo-V2.5-Pro pushes the boundaries of modern AI capabilities. -
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Sakana Fugu
Sakana AI
$20/month Sakana Fugu is a multi-agent AI platform and AI model that gives users access to coordinated model intelligence through one API. Instead of relying on one frontier model, Fugu dynamically selects, routes, and coordinates multiple expert models to complete complex tasks more effectively. The system is based on research into learned model orchestration, including the TRINITY and Conductor approaches for assembling agents and guiding collaboration patterns. Fugu is designed for coding, code review, reasoning, research, paper reproduction, cybersecurity analysis, patent investigation, and other work that benefits from multiple specialized agents. Users can access Fugu and Fugu Ultra through an OpenAI-compatible API, making integration easier for existing workflows and developer tools. Fugu is positioned as the default option for everyday use because it balances performance and latency. Fugu Ultra is built for difficult, high-value tasks where maximum quality matters more than speed. The platform also gives organizations the ability to opt out of specific models or providers for data, privacy, compliance, or internal policy reasons. Sakana Fugu helps users reduce dependence on a single AI vendor while gaining a flexible orchestration layer for advanced multi-step AI work. -
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Grok 4.20
xAI
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. -
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Qwen3.7-Max
Alibaba
FreeQwen3.7-Max represents the latest advancement in Qwen's proprietary models, tailored for the agent era, and serves as a robust foundation for various applications, including code writing and debugging, office workflow automation, and maintaining extended autonomous browser sessions. This model achieves top-tier coding performance, demonstrating superior capabilities in software engineering, terminal operations, GUI interactions, web browsing, and the utilization of agentic tools. By enhancing the alignment between model intelligence and real-world agent execution, Qwen3.7-Max facilitates advanced planning, long-context reasoning, dependable function invocation, and the execution of multi-step tasks within intricate workflows. Furthermore, it bolsters multimodal and document-centric tasks through Qwen Studio, which enables chatbot interactions, comprehends images and videos, generates images, processes documents, creates presentations, offers coding support, conducts in-depth research, and enables web development. This comprehensive suite of features positions Qwen3.7-Max as a leading solution for diverse operational needs in the modern digital landscape. -
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Grok 4.1
xAI
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. -
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xAI’s Grok 4 represents a major step forward in AI technology, delivering advanced reasoning, multimodal understanding, and improved natural language capabilities. Built on the powerful Colossus supercomputer, Grok 4 can process text and images, with video input support expected soon, enhancing its ability to interpret cultural and contextual content such as memes. It has outperformed many competitors in benchmark tests for scientific and visual reasoning, establishing itself as a top-tier model. Focused on technical users, researchers, and developers, Grok 4 is tailored to meet the demands of advanced AI applications. xAI has strengthened moderation systems to prevent inappropriate outputs and promote ethical AI use. This release signals xAI’s commitment to innovation and responsible AI deployment. Grok 4 sets a new standard in AI performance and versatility. It is poised to support cutting-edge research and complex problem-solving across various fields.
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Grok 4.1 Thinking is the reasoning-enabled version of Grok designed to handle complex, high-stakes prompts with deliberate analysis. Unlike fast-response models, it visibly works through problems using structured reasoning before producing an answer. This approach improves accuracy, reduces misinterpretation, and strengthens logical consistency across longer conversations. Grok 4.1 Thinking leads public benchmarks in general capability and human preference testing. It delivers advanced performance in emotional intelligence by understanding context, tone, and interpersonal nuance. The model is especially effective for tasks that require judgment, explanation, or synthesis of multiple ideas. Its reasoning depth makes it well-suited for analytical writing, strategy discussions, and technical problem-solving. Grok 4.1 Thinking also demonstrates strong creative reasoning without sacrificing coherence. The model maintains alignment and reliability even in ambiguous scenarios. Overall, it sets a new standard for transparent and thoughtful AI reasoning.
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Grok-3, created by xAI, signifies a major leap forward in artificial intelligence technology, with aspirations to establish new standards in AI performance. This model is engineered as a multimodal AI, enabling it to interpret and analyze information from diverse channels such as text, images, and audio, thereby facilitating a more holistic interaction experience for users. Grok-3 is constructed on an unprecedented scale, utilizing tenfold the computational resources of its predecessor, harnessing the power of 100,000 Nvidia H100 GPUs within the Colossus supercomputer. Such remarkable computational capabilities are expected to significantly boost Grok-3's effectiveness across various domains, including reasoning, coding, and the real-time analysis of ongoing events by directly referencing X posts. With these advancements, Grok-3 is poised to not only surpass its previous iterations but also rival other prominent AI systems in the generative AI ecosystem, potentially reshaping user expectations and capabilities in the field. The implications of Grok-3's performance could redefine how AI is integrated into everyday applications, paving the way for more sophisticated technological solutions.
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Grok is a powerful AI chatbot developed by xAI, designed to deliver real-time, intelligent, and conversational assistance. It is uniquely integrated with the X platform, enabling access to live data and trending topics for more relevant responses. Grok is built to handle a wide range of tasks, including answering questions, generating content, and assisting with research. The platform combines advanced reasoning capabilities with a conversational tone, often incorporating humor and personality. It uses large-scale language models to understand context and provide accurate, meaningful answers. Grok is particularly useful for staying updated on current events and social trends. Its real-time data access sets it apart from traditional AI assistants that rely on static knowledge. The platform is designed for both casual users and professionals seeking quick insights. It continuously evolves with updates and improvements from xAI. Overall, Grok delivers a modern AI experience focused on relevance, engagement, and real-time intelligence.
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Grok 4 Heavy
xAI
Grok 4 Heavy represents xAI’s flagship AI model, leveraging a multi-agent architecture to deliver exceptional reasoning, problem-solving, and multimodal understanding. Developed using the Colossus supercomputer, it achieves a remarkable 50% score on the HLE benchmark, placing it among the leading AI models worldwide. This version can process text, images, and is expected to soon support video inputs, enabling richer contextual comprehension. Grok 4 Heavy is designed for advanced users, including developers and researchers, who demand state-of-the-art AI capabilities for complex scientific and technical tasks. Available exclusively through a $300/month SuperGrok Heavy subscription, it offers early access to future innovations like video generation. xAI has addressed past controversies by strengthening content moderation and removing harmful prompts. The platform aims to push AI boundaries while balancing ethical considerations. Grok 4 Heavy is positioned as a formidable competitor to other leading AI systems. -
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Grok 2
xAI
FreeGrok-2 represents the cutting edge of artificial intelligence, showcasing remarkable engineering that challenges the limits of AI's potential. Drawing inspiration from the humor and intelligence found in the Hitchhiker's Guide to the Galaxy and the practicality of JARVIS from Iron Man, Grok-2 transcends typical AI models by serving as a true companion. With its comprehensive knowledge base extending to recent events, Grok-2 provides insights that are not only informative but also infused with humor, offering a refreshing perspective on human nature. Its features allow it to tackle a wide range of inquiries with exceptional helpfulness, frequently presenting solutions that are both creative and unconventional. Grok-2's development prioritizes honesty, intentionally steering clear of the biases of contemporary culture, and aims to remain a trustworthy source of both information and amusement in a world that grows more intricate by the day. This unique blend of attributes positions Grok-2 as an indispensable tool for those seeking clarity and connection in a rapidly evolving landscape. -
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Grok 3 Think
xAI
Free 1 RatingGrok 3 Think, the newest version of xAI's AI model, aims to significantly improve reasoning skills through sophisticated reinforcement learning techniques. It possesses the ability to analyze intricate issues for durations ranging from mere seconds to several minutes, enhancing its responses by revisiting previous steps, considering different options, and fine-tuning its strategies. This model has been developed on an unparalleled scale, showcasing outstanding proficiency in various tasks, including mathematics, programming, and general knowledge, and achieving notable success in competitions such as the American Invitational Mathematics Examination. Additionally, Grok 3 Think not only yields precise answers but also promotes transparency by enabling users to delve into the rationale behind its conclusions, thereby establishing a new benchmark for artificial intelligence in problem-solving. Its unique approach to transparency and reasoning offers users greater trust and understanding of AI decision-making processes. -
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Grok 3 DeepSearch represents a sophisticated research agent and model aimed at enhancing the reasoning and problem-solving skills of artificial intelligence, emphasizing deep search methodologies and iterative reasoning processes. In contrast to conventional models that depend primarily on pre-existing knowledge, Grok 3 DeepSearch is equipped to navigate various pathways, evaluate hypotheses, and rectify inaccuracies in real-time, drawing from extensive datasets while engaging in logical, chain-of-thought reasoning. Its design is particularly suited for tasks necessitating critical analysis, including challenging mathematical equations, programming obstacles, and detailed academic explorations. As a state-of-the-art AI instrument, Grok 3 DeepSearch excels in delivering precise and comprehensive solutions through its distinctive deep search functionalities, rendering it valuable across both scientific and artistic disciplines. This innovative tool not only streamlines problem-solving but also fosters a deeper understanding of complex concepts.
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Grok 4.1 Fast represents xAI’s leap forward in building highly capable agents that rely heavily on tool calling, long-context reasoning, and real-time information retrieval. It supports a robust 2-million-token window, enabling long-form planning, deep research, and multi-step workflows without degradation. Through extensive RL training and exposure to diverse tool ecosystems, the model performs exceptionally well on demanding benchmarks like τ²-bench Telecom. When paired with the Agent Tools API, it can autonomously browse the web, search X posts, execute Python code, and retrieve documents, eliminating the need for developers to manage external infrastructure. It is engineered to maintain intelligence across multi-turn conversations, making it ideal for enterprise tasks that require continuous context. Its benchmark accuracy on tool-calling and function-calling tasks clearly surpasses competing models in speed, cost, and reliability. Developers can leverage these strengths to build agents that automate customer support, perform real-time analysis, and execute complex domain-specific tasks. With its performance, low pricing, and availability on platforms like OpenRouter, Grok 4.1 Fast stands out as a production-ready solution for next-generation AI systems.
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Grok Voice Agent
xAI
$0.05 per minuteThe Grok Voice Agent API allows developers to create advanced voice agents with industry-leading speed and intelligence. Built entirely in-house by xAI, the voice stack includes custom models for audio detection, tokenization, and speech generation. This deep control enables rapid performance improvements and ultra-low latency responses. Grok Voice Agents support dozens of languages with native-level fluency and can switch languages mid-conversation. The API consistently outperforms competing voice models in human evaluations for pronunciation and prosody. Real-time tool calling and live search across X and the web are supported. Developers can integrate custom tools to enable dynamic task execution. The API follows the OpenAI Realtime specification for easy adoption. Pricing is a flat per-minute rate, making costs predictable at scale. The Grok Voice Agent API is designed for production-ready voice applications. -
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Grok 3 mini
xAI
FreeThe Grok-3 Mini, developed by xAI, serves as a nimble and perceptive AI assistant specifically designed for individuals seeking prompt yet comprehensive responses to their inquiries. Retaining the core attributes of the Grok series, this compact variant offers a lighthearted yet insightful viewpoint on various human experiences while prioritizing efficiency. It caters to those who are constantly on the go or have limited access to resources, ensuring that the same level of inquisitiveness and support is delivered in a smaller package. Additionally, Grok-3 Mini excels at addressing a wide array of questions, offering concise insights without sacrificing depth or accuracy, which makes it an excellent resource for navigating the demands of contemporary life. Ultimately, it embodies a blend of practicality and intelligence that meets the needs of modern users. -
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SuperGrok is an upgraded AI subscription tier from xAI that unlocks access to its most advanced Grok models. It is built on newer versions of Grok, offering improved reasoning, coding, and analytical capabilities compared to earlier models. The platform is designed for users who need more than basic AI assistance, including researchers, developers, and business professionals. SuperGrok supports multimodal functionality, enabling it to handle text, images, and other forms of input. It provides higher usage limits, faster processing speeds, and longer conversation sessions than lower-tier plans. Users can take advantage of features like AI agents, deep search tools, and enhanced creative generation capabilities. The service also includes early access to new features and ongoing updates from xAI. It can be used for complex workflows such as data analysis, technical problem-solving, and content production. SuperGrok integrates with web platforms and applications to extend its usability. Its architecture allows it to handle more demanding tasks efficiently. With its expanded capabilities, it is positioned as a high-performance AI solution for advanced use cases.
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Grok 4 Fast
xAI
Developed by xAI, Grok 4 Fast is a next-generation AI model designed to handle queries with unmatched speed and efficiency. It represents a leap forward in responsiveness, cutting latency while providing highly accurate and relevant answers across a wide spectrum of topics. With advanced natural language understanding, it smoothly transitions between casual dialogue, technical inquiries, and in-depth problem-solving scenarios. Its integration of real-time data analysis makes it particularly valuable for users who require timely, updated information in fast-changing contexts. Grok 4 Fast is widely available, supporting Grok, X, and dedicated mobile apps for both iOS and Android devices. The model’s streamlined architecture enhances both speed and reliability, making it suitable for personal use, business applications, and research. Subscription tiers allow users to access expanded usage quotas and unlock more intensive workloads. With these advancements, Grok 4 Fast underscores xAI’s vision of accelerating human discovery and enabling deeper engagement through intelligent technology. -
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Grok Imagine Video 1.5 represents xAI's enhanced model for transforming images into videos, designed to deliver superior quality and improved speed. Now accessible through the Imagine API under the name grok-imagine-video-1.5, it offers creators and developers the ability to initiate from a single image, articulate the desired motion, and select both the resolution and duration of the resulting video. Described as xAI’s most advanced image-to-video models to date, Grok Imagine Video 1.5 and its fast counterpart, Video 1.5 Fast, excel in producing superior motion, realistic physics, enhanced audio, and quicker generation times, making them ideal for genuine creative endeavors. Notably, audio and speech generation occurs simultaneously with the visuals, allowing for sound effects, background ambience, and dialogue to align seamlessly with the action, resulting in clearer and better-timed speech. Additionally, enhancements in motion and physics ensure that movements remain coherent throughout the clip, minimizing distortions while providing a more authentic sense of weight and momentum. With Grok Imagine Video 1.5 Fast, the generation speed is nearly doubled, enabling the creation of 6-second, 720p videos in approximately 25 seconds, greatly enhancing efficiency for users. This innovation not only streamlines the creative process but also opens up new possibilities for content creation.