List of the Top 24 AI Agent Builders for JavaScript in 2026

The Gemini Enterprise Agent Platform provides a robust collection of AI Agent Builders that empower organizations to design and personalize smart agents for specific functions. With these innovative tools, users can create, train, and implement agents capable of automating workflows, handling customer interactions, and improving decision-making capabilities. Utilizing ready-made models enables businesses to speed up the development and launch of AI agents, thus shortening their time to market. New users are welcomed with $300 in complimentary credits, allowing them to explore various agent-building tools and refine solutions that align with their operational objectives. The platform features an intuitive interface and offers comprehensive support for ongoing enhancements, ensuring that companies can expand their AI agent capabilities as needed.

Sendbird's AI Agent Builder is an advanced no-code solution designed for businesses to develop and oversee personalized AI agents for customer support across various communication platforms. This innovative tool allows users to establish the personalities of their AI agents and equip them with pre-existing information to guarantee they provide responses that are consistent with the brand's voice. Utilizing "Actionbooks," users can effortlessly create agent workflows using straightforward, human-readable instructions, eliminating the necessity for programming. Sendbird incorporates protective measures to mitigate biased outputs and provides a safe testing environment, allowing for risk-free experimentation. This ensures a smooth, ethical, and scalable approach to AI-powered customer engagement. Additionally, it features performance analytics tools for ongoing improvements.

Mistral AI is recognized as a pioneering startup in the field of artificial intelligence, with a particular emphasis on open-source generative technologies. The company offers a wide range of customizable, enterprise-grade AI solutions that can be deployed across multiple environments, including on-premises, cloud, edge, and individual devices. Notable among their offerings are "Le Chat," a multilingual AI assistant designed to enhance productivity in both personal and business contexts, and "La Plateforme," a resource for developers that streamlines the creation and implementation of AI-powered applications. Mistral AI's unwavering dedication to transparency and innovative practices has enabled it to carve out a significant niche as an independent AI laboratory, where it plays an active role in the evolution of open-source AI while also influencing relevant policy conversations. By championing the development of an open AI ecosystem, Mistral AI not only contributes to technological advancements but also positions itself as a leading voice within the industry, shaping the future of artificial intelligence. This commitment to fostering collaboration and openness within the AI community further solidifies its reputation as a forward-thinking organization.

Cohere is a powerful enterprise AI platform that enables developers and organizations to build sophisticated applications using language technologies. By prioritizing large language models (LLMs), Cohere delivers cutting-edge solutions for a variety of tasks, including text generation, summarization, and advanced semantic search functions. The platform includes the highly efficient Command family, designed to excel in language-related tasks, as well as Aya Expanse, which provides multilingual support for 23 different languages. With a strong emphasis on security and flexibility, Cohere allows for deployment across major cloud providers, private cloud systems, or on-premises setups to meet diverse enterprise needs. The company collaborates with significant industry leaders such as Oracle and Salesforce, aiming to integrate generative AI into business applications, thereby improving automation and enhancing customer interactions. Additionally, Cohere For AI, the company’s dedicated research lab, focuses on advancing machine learning through open-source projects and nurturing a collaborative global research environment. This ongoing commitment to innovation not only enhances their technological capabilities but also plays a vital role in shaping the future of the AI landscape, ultimately benefiting various sectors and industries.

Craft intricate automations at incredible speed, removing the burden of managing APIs. The long hours spent untangling scripts are now a thing of the past. By harnessing JavaScript, you gain improved flexibility while the user-friendly interface takes care of the rest. n8n allows you to create versatile workflows that focus on thorough data integration. Furthermore, with readily available templates and an easy-to-use interface, even those with less technical knowledge can engage and collaborate effectively within the team. Unlike many other platforms, complexity will not stifle your creativity; you can bring to life any concept your mind envisions—without the stress of financial constraints. Effortlessly link APIs using no-code methods for straightforward task automation, or explore vanilla JavaScript for more complex data handling. You have the capability to establish various triggers, diverge, combine workflows, and even pause actions to wait for external events. Engage with any API or service through tailored HTTP requests, while also protecting your live workflows by keeping distinct development and production environments with separate authentication keys. Embrace the limitless possibilities for innovation, and enjoy the satisfaction of realizing your unique ideas without barriers. The platform encourages exploration and experimentation, paving the way for groundbreaking solutions.

Gobii is a cloud-based solution that enables users to deploy fully managed browser automation agents via an API, streamlining processes like web research, form submissions, data extraction, and intricate workflows at scale. These agents act like continuous employees, navigating websites—regardless of whether they have APIs—handling dynamic content, running JavaScript, and automatically rotating proxies as required. Users can design these agents, assign them specific tasks or prompts, and receive structured JSON outputs or real-time previews of their browsing activities. Additionally, Gobii supports both synchronous and asynchronous task execution, offers secure management of sensitive data such as login credentials, and guarantees output validation through schema enforcement. The platform also integrates seamlessly with popular programming languages like Python and Node.js, making it accessible for various developers. With a strong focus on scalability, Gobii allows users to execute hundreds of tasks concurrently, while also incorporating enterprise-level security features, including audit logs, comprehensive proxy management, and oversight of tasks. Consequently, developers enjoy a more streamlined experience, simplifying the integration of complex automation into their existing workflows, which ultimately enhances productivity and efficiency.

Devin serves as a cutting-edge AI software development assistant designed to collaborate with engineering teams, aiming to streamline and improve the coding workflow. It plays a vital role in a variety of tasks, including repository creation, coding, debugging, and migrations, and can operate autonomously or alongside human developers. Over time, Devin enhances its performance by learning from the examples it encounters. The adoption of Devin has led to significant savings in both time and costs on large-scale projects, as demonstrated by its deployment at Nubank, where it accelerated migration processes by 8 to 12 times and reduced expenses by over 20 times. Furthermore, Devin is proficient in code refactoring and automating mundane engineering tasks, making it an essential resource for developers seeking to enhance their productivity. Its capacity for continuous learning and adaptation guarantees that it remains a crucial component in the rapidly changing world of software development, driving innovation and efficiency. As the industry evolves, tools like Devin will likely set new standards for collaboration and performance in the tech sector.

Teams utilize Voiceflow to collaboratively create, test, and deploy conversational assistants in a more efficient and scalable manner. This platform allows users to effortlessly develop both chat and voice interfaces for any digital product or conversational assistant. By integrating various fields such as conversation design, product development, copywriting, and legal aspects into a single workflow, Voiceflow simplifies the entire process. Users can design, prototype, test, iterate, launch, and measure their projects all within one cohesive environment, effectively removing functional silos and content chaos. It enables teams to work within an interactive workspace that consolidates all assistant-related data, including conversation flows, intents, utterances, response content, API calls, and more. The platform's one-click prototyping feature helps to prevent delays and minimizes extensive development efforts, allowing designers to produce shareable, high-fidelity prototypes in mere minutes, thus enhancing the user experience. As the go-to solution for boosting the speed and scalability of app delivery, Voiceflow also enhances workflows through drag-and-drop design, rapid prototyping, real-time feedback, and pre-built code, which further streamline the development process for teams. By leveraging these robust tools, teams can significantly bolster their collaborative efforts, ultimately improving the overall quality of their conversational projects. This collective enhancement not only fosters creativity but also drives innovation within the realm of conversational design.

Akira.ai provides businesses with a comprehensive suite of Agentic AI, featuring customized AI agents that focus on optimizing and automating complex workflows across various industries. These agents collaborate with human employees to boost efficiency, enable rapid decision-making, and manage repetitive tasks such as data analysis, human resources, and incident management. The platform is engineered to integrate effortlessly with existing systems like CRMs and ERPs, ensuring a smooth transition to AI-enhanced operations without causing any interruptions. By adopting Akira’s AI agents, companies can significantly improve their operational efficiency, speed up decision-making processes, and encourage innovation in sectors including finance, information technology, and manufacturing. This partnership between AI and human teams not only drives productivity but also opens doors for transformative advancements in operational excellence and strategic growth. With such advancements, organizations can remain competitive in an ever-evolving market landscape.

Flowise is an open-source development platform designed to help organizations build, test, and deploy AI agents and LLM-based applications through a visual workflow interface. The platform provides a drag-and-drop environment that simplifies the process of designing complex AI workflows and conversational systems. Developers can create chatbots, automation tools, and multi-agent systems that collaborate to perform advanced tasks. Flowise supports a wide range of AI technologies, including more than 100 large language models, embeddings, and vector databases. This flexibility allows teams to build AI applications that integrate seamlessly with different AI frameworks and data sources. The platform includes retrieval-augmented generation capabilities that enable agents to access external knowledge from documents and structured datasets. Human-in-the-loop features allow organizations to monitor, review, and refine agent decisions during execution. Flowise also provides observability tools that track execution traces and integrate with monitoring platforms such as Prometheus and OpenTelemetry. Developers can extend functionality through APIs, embedded chat widgets, and SDKs available in languages like TypeScript and Python. The platform supports scalable deployment across cloud and on-premises environments, making it suitable for enterprise AI applications. Flowise’s modular architecture allows teams to rapidly prototype new ideas while maintaining the ability to scale to production systems. By combining visual development tools with powerful AI integrations, Flowise enables organizations to create intelligent applications faster and more efficiently.

Latenode merges the simplicity of no-code solutions with the depth of full-code options and AI-enhanced insights, enabling effortless interactions between services that utilize APIs. Users have the flexibility to either work with no-code nodes for quick deployments or write custom scripts for more specialized needs. Rather than spending hours navigating through API documentation, you can communicate your requirements directly to the AI assistant, which will generate pre-assembled code tailored to your specifications. This powerful platform is designed to optimize the integration of various marketing tools, creating a unified system that reduces data discrepancies and enhances operational efficiency through smooth integration. Users can easily connect with popular SaaS applications using available connectors or develop bespoke code as required. For instance, you can effortlessly send alerts via Slack to your team while simultaneously dispatching email confirmations to your clients. Furthermore, the platform supports conditional logic, allowing you to intelligently control your scripts based on the data received, significantly improving functionality. With a complete cloud-based toolkit for API creation, you can craft workflows that seamlessly link any applications together, thereby streamlining processes across the board. By harnessing these features, teams can elevate their productivity and refine their communication strategies, ultimately leading to better collaboration and results. This integration-driven approach encourages innovation and ensures that users can adapt to changing demands with ease.

Scout serves as a comprehensive platform that enables users to effectively create, launch, and expand AI solutions. The platform features a workflow creator that facilitates the development of AI automations utilizing models, web scraping capabilities, data storage, APIs, and tailored logic. Users are empowered to automate the ingestion of content from various sources, including websites and documentation. Additionally, multiple large language models can be interconnected within a single workflow to identify the best solutions. Deployment options include Copilots, which provide AI-generated responses directly on websites, and integration with Slack to enhance customer interactions. Developers can utilize APIs and SDKs to craft custom AI applications tailored to their needs. Scout is equipped with extensive testing and tuning tools, encompassing evaluations and real-time monitoring to ensure optimal performance. Furthermore, it features integrated logging mechanisms that track workflow status, costs, and latency. Trusted by teams at the forefront of innovation, this platform is paving the way for the future of AI technology. As advancements in AI continue to evolve, Scout remains committed to providing powerful solutions that adapt to the changing landscape.

LiveKit serves as a dynamic platform for real-time communication, enabling developers to seamlessly incorporate video, voice, and data capabilities into their applications. By leveraging WebRTC technology, it supports a diverse range of frontend and backend frameworks. The platform’s network architecture is carefully crafted to deliver ultra-low latency, remarkable resilience, and the ability to scale extensively. With a globally distributed team managing an infrastructure that handles billions of audio and video minutes each month, LiveKit showcases its vast operational reach. It provides SDK support for all major platforms, allowing developers to customize their applications with a LiveKit client that is specifically designed for their preferred environment. Additionally, LiveKit offers the option for self-hosting at no expense, with no changes needed to existing code, since all tools and services operate under the Apache 2.0 open-source license. Among its many features, LiveKit includes single sign-on (SSO), role-based access control (RBAC), robust security features like end-to-end encryption, and tools for noise and echo cancellation, session recording, stream ingestion, and moderation, making it an excellent option for developers seeking comprehensive solutions. Overall, LiveKit emerges as a versatile and powerful choice for real-time communication needs, equipping developers with everything required to create highly engaging applications and foster robust user interactions.

Potpie is an innovative open source platform that enables developers to build AI agents tailored to their specific codebases, enhancing various tasks such as debugging, testing, system architecture, onboarding, code evaluations, and documentation. By transforming your codebase into a comprehensive knowledge graph, Potpie provides its agents with in-depth contextual insights, allowing them to perform engineering tasks with exceptional precision. The platform offers over five pre-built agents that assist with functions like stack trace analysis and the creation of integration tests. Moreover, developers can easily design custom agents through simple prompts, facilitating seamless integration into their current workflows. Potpie is also equipped with a user-friendly chat interface and includes a VS Code extension for direct integration into existing development environments. Featuring support for multiple LLMs, developers can utilize various AI models to boost performance and flexibility, making Potpie an essential resource for contemporary software engineering. This adaptability not only empowers teams to maximize their overall efficiency but also leverages cutting-edge automation methods to streamline development processes further. Ultimately, Potpie stands out as a transformative asset that aligns with the evolving demands of software development.

Mastra is a developer-friendly TypeScript framework designed to create advanced AI agents that can perform tasks, manage knowledge bases, and persist memory within workflows. By utilizing TypeScript, Mastra offers a robust solution for building scalable AI agents with full control over task execution, user interactions, and data storage. Developers can create intelligent agents that remember past interactions and make informed decisions based on real-time data, making Mastra a perfect tool for building everything from AI assistants to sophisticated automation systems. Its easy setup, scalability, and powerful integration features ensure efficient development cycles for AI-powered solutions.

Parlant is an open-source framework meticulously crafted for production, aimed at developing AI chat agents that comply with industry standards while adeptly handling rising complexity. It equips developers with the ability to build conversational agents that are not only adaptive but also iterative and transparent, leveraging natural-language behavior modeling techniques that incorporate a variety of components such as guidelines, journeys, canned responses, retrievers, glossaries, and tools, all of which can be managed through version control via Git. The framework's guidelines enable developers to finely tune agent behavior according to contextual factors, while the journey feature delineates multi-step interaction paths; canned responses ensure consistency during critical exchanges, and explainability tools provide clarity regarding the agents' decision-making processes. Furthermore, the tools are designed to align with established guidelines during operation, fostering a clear separation between business logic and conversational dynamics, thereby enhancing cooperation between developers and business stakeholders. In addition, built-in functionalities such as session persistence, tracking of tool outcomes across different sessions, and a user-friendly React chat widget further streamline the integration process, simplifying implementation for developers. This holistic approach not only ensures that users can craft highly efficient and compliant conversational agents but also allows them to tailor these agents specifically to meet unique requirements and objectives. Ultimately, the Parlant framework represents a significant advancement in the realm of conversational AI development.

AgentKit provides a comprehensive suite of tools designed to streamline the development, deployment, and refinement of AI agents. At the heart of this platform is Agent Builder, a user-friendly visual interface that enables developers to construct multi-agent workflows effortlessly through a drag-and-drop system, implement necessary guardrails, preview running processes, and oversee various versions of workflows. The Connector Registry is essential for consolidating the management of data and tool integrations across multiple workspaces, thereby facilitating effective governance and access control. Furthermore, ChatKit allows for the smooth incorporation of interactive chat interfaces, which can be customized to align with specific branding and user experience needs, into both web and app environments. To maintain optimal performance and reliability, AgentKit enhances its evaluation framework with extensive datasets, trace grading, automated prompt optimization, and support for third-party models. In addition, it provides reinforcement fine-tuning options that further augment the capabilities of agents and their features. This extensive collection of tools empowers developers to efficiently craft advanced AI solutions, ultimately fostering innovation in the field. Overall, AgentKit stands as a pivotal resource for those looking to advance AI technology.

Gemini Enterprise app is a powerful enterprise-grade AI platform that enables organizations to deploy, manage, and scale AI agents across their entire workforce. It integrates seamlessly with popular productivity tools and data sources, allowing users to access and analyze business data through a single interface. The platform supports advanced automation by enabling agents to execute complex, multi-step workflows across multiple applications. It includes prebuilt agents like NotebookLM Enterprise, as well as tools for building custom and third-party agents using a no-code approach. Gemini Enterprise app provides robust security, governance, and compliance features, including data access controls, encryption, and regulatory support. It offers centralized visibility into all agents, workflows, and permissions, ensuring efficient management at scale. The platform is designed to enhance productivity across departments by automating repetitive tasks and accelerating content creation. It also helps break down data silos by connecting multiple data sources into one system. With scalable pricing options and enterprise-grade infrastructure, it supports both small teams and large organizations. Overall, Gemini Enterprise app delivers a unified, secure, and scalable solution for AI-driven business transformation.

Kodey is a flexible AI-agent platform that empowers users to design, implement, and manage autonomous AI agents without needing any programming skills. With its user-friendly visual builder, non-technical individuals can quickly drag and drop components and establish workflows or connect data sources in mere minutes; developers looking for deeper customization have access to extensive SDKs and APIs, including Python, JavaScript, and REST/GraphQL. Once configured, these agents run in secure, containerized environments and can be launched in production via REST, WebSocket, or as embedded web components, while Kodey.ai automatically scales the infrastructure to meet fluctuating needs. Additionally, the platform is furnished with ready-to-use integrations for various databases and third-party services, along with features for real-time monitoring, analytics, version management, and collaborative tools that incorporate role-based access control, ensuring that production workflows remain reliable, secure, and easy to maintain. By allowing users to concentrate on creativity and innovation, Kodey effectively manages the intricate aspects of deploying AI technologies. This streamlined approach not only enhances productivity but also significantly reduces the time and effort required to bring AI solutions to life.

Intuist.ai is a cutting-edge platform that simplifies the deployment of AI, enabling users to easily create and launch secure, scalable, and intelligent AI agents in just three straightforward steps. First, users select from various available agent types, including options for customer support, data analysis, and strategic planning. Next, they connect data sources such as webpages, documents, Google Drive, or APIs to provide their AI agents with pertinent information. The concluding step involves training and launching these agents as JavaScript widgets, web pages, or APIs as a service. The platform ensures top-notch enterprise-level security with comprehensive user access controls and supports a diverse array of data sources, including websites, documents, APIs, audio, and video content. Users have the ability to customize their agents with brand-specific characteristics while gaining access to in-depth analytics that offer valuable insights. The integration process is made easy with robust Retrieval-Augmented Generation (RAG) APIs and a no-code platform that accelerates deployments. Furthermore, enhanced engagement features allow for seamless embedding of agents, making it simple to integrate them into websites. This efficient approach guarantees that even individuals lacking technical skills can effectively leverage the power of AI, ultimately democratizing access to advanced technology. As a result, businesses of all sizes can benefit from tailored AI solutions that enhance their operational efficiency and customer engagement.

Airweave is a dynamic open-source platform designed to transform application data into actionable knowledge that is compatible with AI agents, enabling semantic searches across various applications, databases, and document repositories. By offering no-code solutions, real-time data synchronization, and options for scalable deployment, it significantly streamlines the process of developing intelligent agents. Users can seamlessly connect their data sources using OAuth2, API keys, or database credentials, allowing for quick data synchronization with minimal configuration, which provides agents with a consolidated search endpoint for accessing vital information. Supporting over 100 connectors, including well-known services such as Google Drive, Slack, Notion, Jira, GitHub, and Salesforce, agents can leverage a wide range of data sources. The platform oversees the entire data pipeline, managing everything from authentication and extraction to embedding and serving, while also automating numerous processes like data ingestion, enrichment, mapping, and synchronization to vector stores and graph databases. This all-encompassing strategy empowers users to concentrate on creating groundbreaking solutions rather than being overwhelmed by intricate technicalities. Ultimately, Airweave's flexibility and user-friendly interface make it an ideal choice for organizations looking to harness the full potential of their data.

Sim Studio is a powerful platform that harnesses artificial intelligence to enable the design, testing, and launch of workflows driven by agents, boasting a user-friendly visual editor akin to Figma that eliminates the requirement for repetitive coding while easing the infrastructure challenges. Developers can quickly embark on the journey of creating multi-agent applications, gaining full command over system prompts, defining tool parameters, adjusting sampling configurations, and organizing output formats, all while seamlessly switching between various LLM providers like OpenAI, Anthropic, Claude, Llama, and Gemini without the hassle of rewriting their code. The platform enhances local development capabilities through its integration with Ollama, which ensures user privacy and reduces costs during the initial prototyping phase, and it later accommodates scalable deployment in the cloud as projects evolve. With Sim Studio, users can efficiently link their agents to current tools and data repositories, facilitating automatic importation of knowledge bases and providing access to an extensive library of over 40 pre-built integrations. This effortless integration feature greatly boosts productivity, streamlining the workflow creation process even further, allowing for rapid iteration and refinement of applications. As a result, developers can focus on innovation rather than getting bogged down by technical complexities.

KaibanJS is a JavaScript framework crafted for building and visualizing multi-agent AI systems, equipped with an intuitive Kanban-style interface. After installation via npm or npx and importing the essential core classes, users can effectively set up goals, tasks, and teams for agents, enabling the execution of workflows both locally and on platforms such as Vercel or AWS, all while avoiding vendor lock-in due to its MIT license. This framework features a Trello-inspired Kaiban Board that transforms console logs into live, shareable workflows and incorporates a Redux-like state management system to ensure continuous oversight of agent states, tasks, and results. Furthermore, it includes built-in observability that tracks every state change, tool usage, and log entry, making debugging and performance assessment considerably more straightforward. The framework also supports extensibility through integration with popular frameworks, various LLM providers, tools that work with language chains, and the possibility of custom plugins. By maintaining a lightweight and framework-agnostic approach, KaibanJS enables JavaScript developers to efficiently manage, monitor, and enhance complex workflows that involve multiple agents, ultimately boosting their productivity and creativity in the development of AI systems. In essence, KaibanJS serves as a robust solution for those eager to harness the potential of multi-agent AI in a user-friendly and efficient way. This versatility not only streamlines development but also encourages innovation within the realm of artificial intelligence.

Agent Builder is a key element of OpenAI’s toolkit aimed at developing agentic applications, which utilize large language models to autonomously perform complex tasks while integrating elements such as governance, tool connectivity, memory, orchestration, and observability features. This platform offers a versatile array of components—including models, tools, memory/state, guardrails, and workflow orchestration—that developers can assemble to create agents capable of discerning the right times to use a tool, execute actions, or pause and hand over control. Moreover, OpenAI has rolled out a new Responses API that combines chat functionalities with tool integration, along with an Agents SDK available in Python and JS/TS that streamlines the control loop, enforces guardrails (validations on inputs and outputs), manages the transitions between agents, supervises session management, and logs agent activities. In addition, these agents can be augmented with a variety of built-in tools, such as web searching, file searching, or computational tasks, along with custom function-calling tools, thus enabling a wide spectrum of operational capabilities. As a result, this extensive ecosystem equips developers with the tools necessary to create advanced applications that can effectively adjust and respond to user demands with exceptional efficiency, ensuring a seamless experience in various scenarios. The potential applications of this technology are vast, paving the way for innovative solutions across numerous industries.