Find and compare the best Artificial Intelligence software for IntelliJ IDEA in 2026
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Use the comparison tool below to compare the top Artificial Intelligence software for IntelliJ IDEA on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.
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Kilo Code Reviewer
Kilo Code
FreeKilo Code Reviewer is an innovative code review tool that utilizes AI to assess pull requests instantly upon their creation or modification, comprehending the context of the changes and delivering practical feedback through inline comments, detailed explanations, and suggestions aimed at identifying bugs, security vulnerabilities, performance issues, style inconsistencies, gaps in testing, and missing documentation prior to human evaluation. This tool boasts seamless integration with platforms like GitHub, GitLab, and is set to incorporate Bitbucket soon, allowing users to select from a variety of models while adjusting the rigor and focus of reviews to align with their team's coding standards. Moreover, it can be executed locally within popular IDEs such as VS Code or JetBrains, enabling developers to detect problems before they commit their code. The setup process is straightforward: simply link a repository, choose an AI model and review parameters, and the system automatically begins monitoring pull requests, thereby ensuring consistent adherence to coding guidelines and providing immediate, context-sensitive insights that enhance the capabilities of human reviewers. As a result, Kilo Code Reviewer not only streamlines the review process but also significantly improves code quality and team productivity. -
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CoStrict
zgsm-ai
FreeCoStrict is a sophisticated AI programming platform tailored for enterprises, aimed at supporting developers throughout all stages of the software development lifecycle by integrating code generation, coding assistance, code completion, and automated code review into one cohesive system. This platform embraces a "quality-first" development methodology, where features such as Strict Mode decompose requirements into organized phases, including analysis, architectural design, task planning, and automatic test creation prior to coding, thereby ensuring high-quality results right from the outset. It employs retrieval-augmented techniques to analyze entire codebases, enabling it to grasp project context, leverage existing standards, and deliver exceptionally relevant recommendations and enhancements. Additionally, it boasts an AI agent that can generate code, respond to queries, optimize logic, and enrich documentation in real-time, while its code completion functionalities significantly enhance the speed of development. By streamlining the entire process, CoStrict empowers developers to produce robust software solutions with greater efficiency and precision. -
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iFlow
iFlow
FreeiFlow is an innovative development and productivity platform powered by artificial intelligence, focusing on its terminal-based assistant, iFlow CLI, which allows users to engage with sophisticated AI models straight from their command-line interface to streamline coding, analysis, and workflow tasks. This platform is adept at comprehending entire codebases and interpreting contextual needs, enabling it to perform a wide array of tasks from straightforward file manipulations to intricate multi-step automations, all facilitated through natural language commands instead of traditional input methods. By integrating cutting-edge AI models, it empowers users with functionalities such as code generation, debugging, documentation assistance, and optimization, all accessible through a unified interface while ensuring seamless compatibility with popular development tools and environments like Visual Studio Code, JetBrains IDEs, and CI/CD pipelines. Notably, its multi-agent architecture features specialized "SubAgents" that work in tandem to decompose and tackle complex tasks simultaneously, enhancing efficiency and productivity. With such capabilities, iFlow not only simplifies the development process but also fosters collaboration and innovation within software teams. -
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ProxyAI
ProxyAI
$20 per monthProxyAI is an innovative coding assistant powered by artificial intelligence, specifically designed to seamlessly integrate into development environments like JetBrains IDEs, including IntelliJ, PyCharm, and WebStorm. By offering context-sensitive code suggestions and automating routine programming tasks, it enhances developers' workflows, leading to greater speed and productivity. Users can benefit from its support for various large language model providers, granting them the flexibility to select models that best suit their performance, budget, and feature requirements. Additionally, it boasts capabilities such as generating and implementing diff patches to modify code across several files, which eliminates the hassle of manual copy-pasting and simplifies the process of making code adjustments. Acting as a centralized platform for AI-enhanced development, ProxyAI connects to multiple AI services, providing a single-access point while ensuring that users retain control over their data and code ownership, thus fostering a more secure development environment. This comprehensive solution not only streamlines coding practices but also empowers developers to leverage the latest in AI technology. -
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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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Laguna XS.2
Poolside
FreeLaguna XS.2 represents Poolside’s innovative open-weight coding model, distinguished as the lightest and quickest member of the Laguna series. This model features a total of 33 billion parameters in a Mixture of Experts setup, with 3 billion parameters activated, and has been meticulously trained in-house using 30 trillion tokens. As the latest generation model accessible to the public, it embodies a second-generation architecture and marks Poolside’s inaugural open-weight offering, drawing from insights gained during the training of Laguna M.1 with synthetic data and reinforcement learning techniques. Specifically designed to enhance agentic coding workflows, Laguna XS.2 excels in coding, acting, and rapidly iterating, particularly within Poolside’s coding agent environment. This model is particularly advantageous for developers and teams seeking a lightweight, efficient coding solution rather than a more cumbersome frontier system. Released under the permissive Apache 2.0 license, it empowers the community to assess, fine-tune, quantize, and build upon its weights, fostering a collaborative development atmosphere. In essence, Laguna XS.2 not only provides a robust platform for agentic coding but also encourages innovation and experimentation among its users. -
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Laguna M.1
Poolside
FreeLaguna M.1 stands out as Poolside's most proficient model for agentic coding, meticulously developed in-house specifically for enhancing software development workflows. This model features a total of 225 billion parameters, utilizing a Mixture of Experts architecture with 23 billion activated parameters, and has been trained entirely within the organization on a dataset consisting of 30 trillion tokens, leveraging the power of 6,144 interconnected NVIDIA H200 GPUs. Poolside undertook the task of training Laguna M.1 from the ground up, employing its proprietary data, dedicated training codebase, and an asynchronous on-policy reinforcement learning approach within its agent framework, all tailored for agentic coding applications. The design of the model ensures optimal performance within Poolside's coding agent, enabling it to effectively reason through software tasks, interact with various tools, edit code, execute tests, and facilitate extended autonomous development sessions. Specifically crafted for developers and teams tackling intricate coding challenges, Laguna M.1 offers enhanced capabilities in reasoning, architectural comprehension, terminal operations, and multi-step execution, surpassing what lighter models can achieve. Ultimately, its robust feature set positions it as an essential asset for those engaged in demanding software projects. -
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Zoo Code
Roo Code
FreeZoo Code serves as an open-source AI coding companion designed for your IDE, aimed at assisting developers in maintaining focus and producing high-quality code through its specialized modes and adaptable model capabilities. Its Architect, Code, and Debug modes influence how the assistant tackles various tasks, while user-defined modes enable the creation of tailored workflows for purposes like security assessments, documentation, or any specific requirements. Architect mode excels at strategizing intricate modifications without the need to directly edit files, generating comprehensive strategy documents and file layouts for evaluation prior to any code development. Additionally, the assistant provides features such as multi-file editing, context management, customizable configurations, and full support for bringing your own key from any provider, ensuring it remains model-agnostic. Each suggested modification is presented as a diff, allowing developers to clearly see the proposed changes before they affect the codebase, eliminating any hidden alterations. Moreover, the capability to connect with external tools, databases, APIs, and custom resources is facilitated through the Model Context Protocol, enhancing overall functionality and integration. This ensures developers have a robust and flexible tool at their disposal for a variety of coding tasks. -
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Holo4
H Company
$0.40 per 1M tokens (input)Holo4 is H Company's series of generalist computer-use and agentic AI models built to perform multi-step work across software interfaces. It is available as Holo4 27B, a dense 27-billion-parameter model, and Holo4 35B-A3B, a Mixture-of-Experts model containing 35 billion total parameters with 3 billion active. Holo4 can interact with applications by clicking and typing through graphical interfaces, writing and executing code, or calling MCP and API tools. The same model can operate across desktops, websites, Android devices, code sandboxes, and business APIs without requiring developers to select a separate specialized model for each environment. H Company trained Holo4 using 127 billion supervised fine-tuning tokens, with approximately three-quarters consisting of successful agentic trajectories spanning desktop, web, MCP/API, and mobile tasks. Reinforcement learning then trained separate experts for desktop and web interaction and for terminal, MCP, and API work before merging them into a single model. Holo4 27B scored 85.2% on OSWorld, 61.7% on OSWorld 2.0, 45.4% on AutomationBench, and 85.1% on AndroidWorld in the evaluations reported by H Company. The models support a 256K context window, with the 27B model positioned for greater accuracy on long multi-step tasks and the 35B-A3B version positioned as a faster and less expensive alternative. Holo4 is available through a hosted API and downloadable model weights, enabling developers and enterprises to build agents that perform workflows spanning multiple applications and interaction methods. -
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P4
Perforce
P4 (formerly Helix Core) is a high-performance version control system that provides robust capabilities for managing code, assets, and files across global development teams. It supports large-scale projects, enabling seamless collaboration and version tracking for both code and non-code assets, including 3D models and media files. Designed for industries with complex workflows, such as gaming, automotive, and software development, P4 offers unmatched scalability, security, and speed. The platform integrates easily with development tools, providing a comprehensive solution for teams seeking efficient version control across all stages of the development lifecycle. -
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Codebuddy
Codebuddy AI
$10/month Engage in discussions about your codebase while allowing your AI coding assistant to make updates across numerous files directly within your preferred IDE! With the capability to automatically include all files currently opened in your editor, you can leverage up to 128,000 tokens within the AI's context memory. The AI will handle the coding tasks, and you can either approve the multi-file patch, select parts of it, or request adjustments as needed. Codebuddy is designed to scan your entire repository and create a vector database, enabling it to choose appropriate files for you or provide insights about your codebase, especially if you're not entirely familiar with it. This AI coding assistant possesses an in-depth understanding of your repository, allowing you to create new files or modify several existing ones with a single command. Codebuddy will automatically insert code in a format that resembles a unified patch (diff), enhancing your coding experience with unparalleled multi-file support. By incorporating these features, you can significantly streamline your coding process and improve overall productivity. -
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Agentic StarShip
OpenCSG
Agentic StarShip is an all-encompassing platform powered by AI, created by OpenCSG to boost the efficiency of software development and enhance the quality of code. This platform comprises a variety of tools aimed at automating and refining multiple facets of the development lifecycle. Among its standout features is CodeSouler, a smart coding assistant that works effortlessly with widely-used IDEs, including Visual Studio Code and JetBrains. Agentic StarShip includes capabilities such as automatic code commenting, optimization, refactoring, and the generation of test cases. Additionally, it supports real-time explanations and question-and-answer sessions about the code, allowing developers to rapidly gain insights and make improvements to their codebases. The plugin enhances user experience with right-click context menus and interactive conversation boxes, while also providing operation commands that facilitate effective code manipulation. Another crucial aspect is SecScan, a tool powered by AI that conducts thorough analyses of source code to uncover and assess potential security vulnerabilities. This comprehensive suite not only aids in development but also promotes a culture of secure coding practices among developers. -
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Factory
Factory.ai
$80 per monthFactory.ai is an advanced AI-powered platform that brings agent-driven automation to software development workflows. It introduces “Droids,” intelligent agents capable of handling complex engineering tasks such as code refactoring, debugging, migrations, and incident management. The platform integrates directly into developers’ existing environments, including IDEs, terminals, Slack, and CI/CD systems. This allows teams to adopt AI assistance without changing their tools, workflows, or preferred models. Factory.ai is interface-agnostic and works with multiple model providers, ensuring flexibility for enterprise teams. It is designed to scale with growing development needs while maintaining high performance and efficiency. The platform emphasizes security and compliance, protecting sensitive code and data. Factory.ai also provides analytics to help teams measure the impact of AI on engineering outcomes. By automating repetitive and complex tasks, it reduces development time and operational overhead. Overall, it empowers teams to build software faster while maintaining control and flexibility. -
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Lingma
Alibaba
Lingma serves as Alibaba Cloud's AI-driven coding assistant, aimed at enhancing the efficiency of software development processes. Featuring capabilities such as line and function-level real-time code completion, natural language-based code generation, and smart troubleshooting, it allows developers to articulate their requirements in simple language, resulting in automatically generated code within the editor. Supporting an extensive array of over 200 programming languages, Lingma also offers in-depth code explanations accompanied by visual flow charts. Furthermore, it can assess codebases to produce unit tests, automatically compile and execute code, and rectify issues to boost test coverage. Users can even upload images for contextual analysis, which aids in generating code or delivering bug fixes based on specified requirements. For corporate users, Lingma seamlessly integrates with private data sources, such as documents and repositories, to refine its model outputs and ensure they adhere to company standards, thereby maximizing its utility in professional environments. Additionally, this integration fosters a collaborative atmosphere for development teams, promoting a more streamlined workflow across projects. -
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Kimi Code
Kimi
$15 per monthKimi Code is an AI-driven coding assistant tailored for developers, available through the Kimi Membership, that aims to enhance efficiency by automating various software development processes and integrating effortlessly with widely-used workflows. It provides robust command-line interface (CLI) tools and is compatible with terminal environments and integrated development environments (IDEs) such as VS Code, empowering developers to read and modify code, obtain insights about codebases, create new features, resolve bugs, refactor existing code, and validate modifications through a user-friendly natural-language interface. The platform includes a specialized console that displays real-time logs, manages request quotas, and allows for pace adjustments, enabling users to set up API keys for applications like Kimi CLI, Claude Code, and Roo Code, which facilitates expedited coding with AI assistance while working within commits and ongoing workflows. In the VS Code environment, Kimi Code enhances the user experience with a built-in chat panel that supports slash commands, references to files and folders, diff views, and integration with external tools, providing context-aware coding help. Overall, Kimi Code represents a significant advancement in coding efficiency, making the software development process more intuitive and streamlined for developers at all levels. -
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CodeBuddy
Tencent Cloud
$9.95 per monthCodeBuddy, an innovative AI code editor created by Tencent Cloud, is designed to provide an unparalleled development experience that integrates seamlessly with various plugins, IDEs, and command-line interfaces. This tool offers features such as code completion, error detection, technical Q&A, intelligent coding assistance, and autonomous problem-solving within a cohesive development ecosystem. Unlike conventional Q&A tools, CodeBuddy is capable of reading files, executing commands, altering code, and addressing programming challenges while allowing the developer to observe, guide, or proceed with their tasks. Its integrated development environment includes capabilities for project comprehension, chat-based collaboration, Composer workflows, Command-K editing, design-to-code transformation, and adherence to guidelines that enhance the model’s understanding of project context, coding standards, framework protocols, security needs, and individual preferences. Additionally, CodeBuddy provides a robust CLI environment, enabling developers to configure models, manage skills, create plugins, run custom agents, utilize hooks, connect to MCP servers, and package reusable workflows for collaborative teams, making it an invaluable asset for modern software development. Overall, its multifaceted approach ensures that developers have the tools they need to enhance productivity and streamline their coding processes effectively. -
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AlphaCodium
Qodo
AlphaCodium is an innovative AI tool created by Qodo that focuses on enhancing coding through iterative and test-driven methodologies. By facilitating logical reasoning, testing, and code refinement, it aids large language models in boosting their accuracy. Unlike traditional prompt-based methods, AlphaCodium steers AI through a more structured flow, which enhances its ability to tackle intricate coding challenges, especially those that involve edge cases. This tool not only refines outputs through specific tests but also ensures that results are more dependable, thereby improving overall performance in coding tasks. Studies show that AlphaCodium significantly raises the success rates of models such as GPT-4o, OpenAI o1, and Sonnet-3.5. Additionally, it empowers developers by offering sophisticated solutions for challenging programming assignments, ultimately leading to greater efficiency in the software development process. By harnessing the power of structured guidance, AlphaCodium enables developers to tackle complex coding tasks with newfound confidence and competence. -
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Mistral Code
Mistral AI
Mistral Code is a cutting-edge AI coding assistant tailored for enterprise software engineering teams that need frontier-grade AI capabilities combined with security, compliance, and full IT control. Building on the proven open-source Continue project, Mistral Code delivers a vertically integrated solution that includes state-of-the-art models like Codestral, Codestral Embed, Devstral, and Mistral Medium for comprehensive coding assistance—from autocomplete to agentic coding and chat support. It supports local, cloud, and serverless deployments, allowing enterprises to choose how and where to run AI-powered coding workflows while ensuring all code and data remain within corporate boundaries. Addressing key enterprise pain points, Mistral Code offers deep customization, broad task automation beyond simple suggestions, and unified SLAs across models, plugins, and infrastructure. The platform is capable of reasoning over code files, Git diffs, terminal output, and issues, enabling engineers to complete fully scoped development tasks with configurable approval workflows to keep senior engineers in control. Enterprises such as Spain’s Abanca, France’s SNCF, and global integrator Capgemini rely on Mistral Code to boost developer productivity while maintaining compliance in regulated industries. The system includes a rich admin console with granular platform controls, seat management, and detailed usage analytics for IT managers. Mistral Code is currently in private beta for JetBrains IDEs and VSCode, with general availability expected soon. -
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Claude Opus 4.1
Anthropic
Claude Opus 4.1 represents a notable incremental enhancement over its predecessor, Claude Opus 4, designed to elevate coding, agentic reasoning, and data-analysis capabilities while maintaining the same level of deployment complexity. This version boosts coding accuracy to an impressive 74.5 percent on SWE-bench Verified and enhances the depth of research and detailed tracking for agentic search tasks. Furthermore, GitHub has reported significant advancements in multi-file code refactoring, and Rakuten Group emphasizes its ability to accurately identify precise corrections within extensive codebases without introducing any bugs. Independent benchmarks indicate that junior developer test performance has improved by approximately one standard deviation compared to Opus 4, reflecting substantial progress consistent with previous Claude releases. -
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Auggie CLI
Augment Code
Auggie CLI seamlessly integrates Augment’s intelligent coding agent into your terminal, utilizing an advanced context engine to evaluate code, implement changes, and run tools in both interactive sessions and automated workflows. Developers can easily set it up through npm, which requires Node.js 22 or higher and a compatible shell, and they can initiate a full-screen interactive experience using the command auggie, featuring real-time updates, visual progress indicators, and conversational tools suitable for debugging, developing new features, reviewing pull requests, or managing alerts. Furthermore, Auggie provides optimized modes for automation that are perfect for continuous integration and deployment pipelines, as well as for handling background tasks. The CLI also facilitates the use of custom slash commands to streamline repeatable processes, integrates with various external tools and systems through native integrations and Model Context Protocol (MCP) servers, and can be scripted within pipelines or GitHub Actions for tasks such as automatically generating pull request descriptions. Ultimately, Auggie CLI revolutionizes the coding experience by combining intelligent assistance with robust automation capabilities. -
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Claude Sonnet 4.5
Anthropic
Claude Sonnet 4.5 represents Anthropic's latest advancement in AI, crafted to thrive in extended coding environments, complex workflows, and heavy computational tasks while prioritizing safety and alignment. It sets new benchmarks with its top-tier performance on the SWE-bench Verified benchmark for software engineering and excels in the OSWorld benchmark for computer usage, demonstrating an impressive capacity to maintain concentration for over 30 hours on intricate, multi-step assignments. Enhancements in tool management, memory capabilities, and context interpretation empower the model to engage in more advanced reasoning, leading to a better grasp of various fields, including finance, law, and STEM, as well as a deeper understanding of coding intricacies. The system incorporates features for context editing and memory management, facilitating prolonged dialogues or multi-agent collaborations, while it also permits code execution and the generation of files within Claude applications. Deployed at AI Safety Level 3 (ASL-3), Sonnet 4.5 is equipped with classifiers that guard against inputs or outputs related to hazardous domains and includes defenses against prompt injection, ensuring a more secure interaction. This model signifies a significant leap forward in the intelligent automation of complex tasks, aiming to reshape how users engage with AI technologies. -
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Claude Opus 4.5
Anthropic
Anthropic’s release of Claude Opus 4.5 introduces a frontier AI model that excels at coding, complex reasoning, deep research, and long-context tasks. It sets new performance records on real-world engineering benchmarks, handling multi-system debugging, ambiguous instructions, and cross-domain problem solving with greater precision than earlier versions. Testers and early customers reported that Opus 4.5 “just gets it,” offering creative reasoning strategies that even benchmarks fail to anticipate. Beyond raw capability, the model brings stronger alignment and safety, with notable advances in prompt-injection resistance and behavior consistency in high-stakes scenarios. The Claude Developer Platform also gains richer controls including effort tuning, multi-agent orchestration, and context management improvements that significantly boost efficiency. Claude Code becomes more powerful with enhanced planning abilities, multi-session desktop support, and better execution of complex development workflows. In the Claude apps, extended memory and automatic context summarization enable longer, uninterrupted conversations. Together, these upgrades showcase Opus 4.5 as a highly capable, secure, and versatile model designed for both professional workloads and everyday use. -
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MicroGPT
MicroGPT
MicroGPT transforms the developer experience by delivering contextual assistance throughout the software development lifecycle. It not only offers code completions and chat capabilities within integrated development environments (IDEs) but also clarifies code and addresses documentation inquiries on platforms like GitHub, thereby improving the overall development process. With its role as an AI coding assistant, it provides instantaneous coding suggestions, identifies errors, conducts code reviews, facilitates optimization, supports debugging, and clarifies code—all integrated into the tools that developers are familiar with. Furthermore, MicroGPT seamlessly integrates with popular code editors including Visual Studio Code, Visual Studio, JetBrains IDEs, and Neovim, while also linking with GitHub, ensuring that developers receive assistance right where they need it, in relation to the code, repositories, and documentation relevant to their projects. This innovative tool ultimately allows programmers to focus more on creating value, encouraging innovation, and achieving heightened job satisfaction. -
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Laguna XS 2.1
Poolside
The Laguna XS 2.1 is an enhanced coding model that operates as an open weight agentic system, ideal for long-duration tasks on local machines. Featuring a 33-billion-parameter Mixture-of-Experts framework with 3 billion parameters activated per token, this model maintains the efficient architecture of Laguna XS.2 while significantly advancing performance in multilingual software engineering and terminal-style tasks. It is specifically engineered to assist coding agents in reviewing repositories, reasoning through intricate changes, utilizing various tools, executing commands, and maintaining continuity throughout extended projects. With a generous 256K context window, the model enables agents to effectively manage extensive codebases, lengthy histories, and complex multi-step workflows. Laguna XS 2.1 benefits from support from platforms like vLLM, SGLang, NVIDIA TensorRT-LLM, Hugging Face Transformers, and Ollama, with plans for native integration with llama.cpp in the future. The model is offered in various checkpoint formats, including BF16, FP8, INT4, and NVFP4, granting developers the flexibility to select between high fidelity and configurations optimized for limited VRAM or computational resources. This adaptability makes it an excellent choice for a wide range of development environments and requirements. -
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GPT-5.6 Sol Ultrafast
OpenAI
The new OpenAI API service tier, GPT-5.6 Sol Ultrafast, operates up to 14 times quicker than the Standard processing version, delivering cutting-edge intelligence to applications and workflows where every fleeting moment is crucial. Utilizing Cerebras technology, it boasts the capability to produce as many as 750 output tokens each second, enabling sophisticated reasoning to function at real-time velocities without the need for a more compact or specialized model. This service is particularly tailored for business environments where rapid responses can significantly enhance the capabilities of AI systems. It has various applications, including incident response, where it can swiftly analyze logs, code changes, traces, and engineering reports during ongoing outages; financial research and security, where it can rapidly evaluate fluctuating market signals and identify suspicious transactions; and customer support, where intricate problems can be resolved seamlessly during live conversations. In the realm of e-commerce, it excels at handling product inquiries, verifying inventory status, and customizing product recommendations to enhance user experience. By implementing this advanced service, organizations can expect improved efficiency and effectiveness in their operations.
