Best Free AI Agent Builders of 2026 - Page 5

Portia AI is an open-source developer framework that includes optional cloud services, enabling teams to quickly create, deploy, and oversee stateful, authenticated AI agents while maintaining full visibility and control over the process. Developers initiate the process by using the SDK to generate clear, organized multi-step "plans" that integrate LLM reasoning with various tool calls, executing these plans incrementally and enhancing the plan state at each step, while also allowing for pauses to seek clarifications, whether from human users or machine inputs, when authentication or additional information is necessary. With its cohesive authentication framework and an easily customizable tool catalog, Portia automatically manages the credentials and permissions needed for remote API and MCP tool calls. Furthermore, the accompanying cloud solution provides persistent storage for plan execution states, historical log tracking, telemetry dashboards, and managed scaling, ensuring that production deployments remain dependable, traceable, and compliant with regulatory standards. This comprehensive approach not only simplifies the development process but also enhances the overall efficiency and effectiveness of AI agent deployments.

Autohive is a user-friendly AI agent platform designed for those without coding skills, enabling teams to automate tedious tasks by visually constructing, launching, and managing AI agents that work in harmony with current tools and data sources. With the capability to create tailored agents that pull data from various sources like CRMs, analytics platforms, documentation systems, and communication tools, users can connect these agents into collaborative "agent teams" that handle intricate tasks, such as transforming podcasts into social media content, generating weekly analysis reports, or providing customer support responses, whether on a schedule or upon request. The platform's straightforward interface allows even non-technical users to specify agent actions, establish triggers and reminders, and track performance through a unified dashboard. Additionally, more experienced teams can utilize its natural-language API and workflow editor to streamline multi-step processes not just in marketing and analytics, but also in customer service, enhancing overall productivity and efficiency in their operations. This combination of accessibility and powerful functionality makes Autohive a valuable tool for organizations looking to optimize their workflows.

Koog is a Kotlin-based framework designed for developing and executing AI agents using idiomatic Kotlin, catering to both simple agents that handle individual inputs and more intricate workflow agents with tailored strategies and configurations. Its architecture is built entirely in Kotlin, ensuring a smooth integration of the Model Control Protocol (MCP) for improved management of models. The framework also utilizes vector embeddings to facilitate semantic search and offers a versatile system for creating and enhancing tools that can interact with external systems and APIs. Components that are ready for immediate use tackle prevalent challenges in AI engineering, while intelligent history compression techniques are employed to optimize token consumption and maintain context. Additionally, a robust streaming API supports real-time response processing and allows for simultaneous tool invocations. Agents benefit from persistent memory, which enables them to retain knowledge across different sessions and among various agents, and detailed tracing facilities enhance the debugging and monitoring process, ensuring developers have the insights needed for effective optimization. This combination of features positions Koog as a comprehensive solution for developers looking to harness the power of AI in their applications.

Release0 is an intuitive no-code conversational AI platform that enables companies to create, implement, and enhance engaging chat experiences, such as lead qualification, onboarding, customer support, product launches, and AI-driven chats, on various platforms including websites, WhatsApp, and custom domains, all without requiring any coding skills. With its user-friendly visual drag-and-drop flow builder, users can craft workflows that integrate features like text, multimedia, custom logic, input collection, conditionals, payment processing, and AI integrations with tools like OpenAI, Claude, Mistral, and Groq, among others. The platform allows for effortless deployment through embed codes, links, QR codes, or integration plugins, such as those for WordPress, and boasts extensive integration options with CRM systems, Google Sheets, Zapier, analytics pixels, and conversational APIs, simplifying the automation process while ensuring scalability. Additionally, Release0's versatility makes it suitable for various business needs, providing a comprehensive solution for enhancing customer interactions across multiple channels.

MCP-Use is an open-source platform designed for developers that provides an array of SDKs, cloud infrastructure, and an intuitive control interface to facilitate the creation, management, and deployment of AI agents utilizing the Model Context Protocol (MCP). The platform allows connections to various MCP servers, each offering distinct tool functionalities such as web browsing, file handling, or specialized third-party integrations, all accessible through a single, unified MCPClient. Developers are empowered to build custom agents (using MCPAgent) that can intelligently choose the most suitable server for each specific task by leveraging configurable pipelines or a built-in server management system. By streamlining processes like authentication, managing access control, audit logging, observability, and creating sandboxed runtime environments, it ensures that both self-hosted and managed MCP developments are primed for production use. Moreover, MCP-Use enhances the development experience by integrating with well-known frameworks such as LangChain (Python) and LangChain.js (TypeScript), significantly speeding up the process of building AI agents equipped with diverse tools. In addition, its user-friendly architecture encourages developers to innovate and experiment with new AI functionalities more efficiently.

TEN (Transformative Extensions Network) is an open-source framework that enables developers to create real-time multimodal AI agents capable of interacting through voice, video, text, images, and data streams with extremely low latency. The framework encompasses a comprehensive ecosystem, including TEN Turn Detection, TEN Agent, and TMAN Designer, which collectively allow developers to quickly construct agents that exhibit human-like responsiveness and can perceive, articulate, and engage with users. It supports various programming languages such as Python, C++, and Go, providing versatile deployment options across both edge and cloud infrastructures. By leveraging features like graph-based workflow design, a user-friendly drag-and-drop interface via TMAN Designer, and reusable components such as real-time avatars, retrieval-augmented generation (RAG), and image synthesis, TEN facilitates the development of highly adaptable and scalable agents with minimal coding effort. This innovative framework opens up new possibilities for creating advanced AI interactions across diverse applications and industries.

Parlant is an open-source framework that is ready for production and designed specifically for creating AI chat agents that adhere to compliance standards while effectively managing increasing complexity. It empowers developers to construct conversational agents that are adaptive, iterative, and transparent by utilizing natural-language behavior modeling techniques which include various elements like guidelines, journeys, canned responses, retrievers, glossaries, and tools, all of which can be version-controlled through Git. The framework's guidelines allow for nuanced adjustments to agent behavior based on context, while journeys outline multi-step interaction pathways; canned responses maintain uniformity in critical situations, and explainability tools offer insights into the reasoning behind decisions made by the agents. Additionally, the tools necessitate alignment with guidelines for operation, creating a clear distinction between business logic and conversational behavior, which facilitates collaboration between developers and business professionals. Moreover, built-in functionalities such as session persistence, tracking of tool results across sessions, and an easily integrable React chat widget further enhance the installation process, making it straightforward for developers to implement. This comprehensive approach ensures that users can create highly functional and compliant conversational agents tailored to specific needs.

Dabe is an innovative no-code AI automation platform that allows individuals to create personalized AI “teammates” simply by articulating tasks in straightforward language, eliminating the need for any coding or complex setup. The platform integrates smoothly with over 250 to 350 applications, including well-known tools such as Gmail, Slack, and Notion, and it automatically crafts workflows that execute continuously, manage retries on their own, and alert users when human input is required. Dabe also includes a visual workflow designer that aids users in mapping out agent behaviors, as well as a library of templates that speeds up the setup process. Users have the flexibility to scale operations seamlessly by deploying an unlimited number of AI agents, each capable of functioning autonomously while maintaining comprehensive control over data and task permissions. This user-friendly, natural language interface revolutionizes tedious workflows into automated tasks, making it accessible for anyone on the team to oversee. With its robust features, Dabe truly empowers teams to enhance productivity and streamline their operations.

Broxi AI is an innovative no-code platform that empowers users to transform a basic text description into a fully operational AI agent in just minutes, utilizing intuitive visual drag-and-drop functionalities that eliminate the need for any technical expertise. Its unique Broxi Autopilot feature allows users to input natural language commands, like “create an agent to handle FAQs from our PDF handbook,” and seamlessly specify various input types such as PDFs, chat interfaces, or websites, along with diverse output options like emails, messages, or API interactions. With a single click, Broxi efficiently builds, tests within an interactive sandbox, and enables immediate deployment of your AI agent through various channels, including API, web widgets, Slack integration, or embedded applications. Additionally, it boasts compatibility with numerous tools and systems, provides real-time monitoring and centralized management capabilities, and upholds enterprise-level security standards, ensuring that even non-technical teams can easily automate tasks related to customer support, internal processes, sales interactions, content creation, and data extraction without the necessity of coding. This makes Broxi a powerful ally for organizations aiming to enhance their efficiency and service delivery through AI.

Blocks.diy serves as a productivity platform enhanced by artificial intelligence, enabling teams to create personalized tools, workflows, and smart agents that align precisely with their operational requirements, all without the need for a specialized development team. This platform merges an AI application builder with intelligent agents capable of extracting, analyzing, and acting on data from a variety of systems, while allowing users to maintain oversight of their functionalities. Additionally, it features a marketplace filled with professionally designed templates that teams can either implement immediately or modify to suit their unique workflows. By transforming traditional work systems from mere data storage into dynamic systems, Blocks.diy automates mundane tasks, delivers predictive insights, enhances coordination across different platforms, and integrates fluidly into existing workflows. Designed for teams across various sectors, including healthcare, investment firms, and technical operations, Blocks.diy adheres to high standards of enterprise-grade compliance and has already seen widespread adoption. This versatility makes it an essential tool for enhancing productivity and efficiency in modern workplaces.

AgentKit offers an all-in-one collection of tools aimed at simplifying the creation, deployment, and enhancement of AI agents. Central to its offerings is Agent Builder, a visual platform that allows developers to easily create multi-agent workflows using drag-and-drop nodes, implement guardrails, preview executions, and manage different workflow versions. The Connector Registry plays a key role in unifying the oversight of data and tool integrations across various workspaces, ensuring effective governance and access management. Additionally, ChatKit facilitates the seamless integration of interactive chat interfaces, which can be tailored to fit specific branding and user experience requirements, into both web and app settings. To ensure high performance and dependability, AgentKit upgrades its evaluation framework with comprehensive datasets, trace grading, automated optimization of prompts, and compatibility with third-party models. Moreover, it offers reinforcement fine-tuning capabilities, further enhancing the potential of agents and their functionalities. This comprehensive suite makes it easier for developers to create sophisticated AI solutions efficiently.

Gemini Enterprise, an all-encompassing AI platform from Google Cloud, is designed to harness the full capabilities of Google’s sophisticated AI models, tools for creating agents, and enterprise-level access to data, seamlessly integrating these into daily workflows. This innovative solution features a cohesive chat interface that facilitates employee interaction with internal documents, applications, various data sources, and personalized AI agents. The foundation of Gemini Enterprise consists of six essential elements: the Gemini suite of large multimodal models, an agent orchestration workbench (previously known as Google Agentspace), ready-made starter agents, powerful data integration connectors for business systems, extensive security and governance frameworks, and a collaborative partner ecosystem for customized integrations. Built to scale across various departments and organizations, it empowers users to develop no-code or low-code agents capable of automating diverse tasks like research synthesis, customer service responses, code assistance, and contract analysis while adhering to corporate compliance regulations. Moreover, the platform is designed to enhance productivity and foster innovation within businesses, ensuring that users can leverage advanced AI technologies with ease.

Rebolt is a sophisticated AI platform tailored for enterprises, allowing businesses to develop bespoke applications and intelligent agents through simple verbal commands directed at the AI. It provides seamless integration with various corporate tools like OneDrive, SharePoint, Salesforce, and Slack, as well as custom APIs, and includes essential infrastructure such as databases, file storage, scheduling capabilities (like cron jobs), audit logs, and separate environments for staging and production deployment. Users can generate applications and agents without any need for API key coding, merely by articulating their requirements in natural language, while still ensuring robust enterprise security features, permissions mapping through systems like Azure groups, and role-based access controls. This platform is specifically engineered for constructing operational workflows, internal tools, and automation that link to the firm's existing data and services, thus empowering non-technical users or low-code teams to quickly create solutions that can replace spreadsheets, cumbersome manual processes, and disjointed SaaS solutions. Additionally, Rebolt's intuitive design fosters increased collaboration among teams, enhancing productivity and innovation within the organization.

Khorus serves as a versatile platform designed to create a universal communication framework for intelligent systems, empowering developers, startups, and businesses to construct, launch, and profit from networks of AI agents and robotic workflows. At the heart of the platform lies an innovative Agent-to-Agent (A2A) architecture, which facilitates the coordination of tasks, contextual sharing, and collaboration among AI agents, moving beyond simple data exchange. The platform accommodates scalable modules across various sectors including IoT, gaming, robotics, and Web3, while also integrating an on-chain agent economy that leverages standards like ERC-8004 and X402, allowing for the publication, licensing, and monetization of agents and workflows within a marketplace. Users are able to delineate agent roles, skills, and workspaces, connect APIs and integrations, initiate workflows, and track task progression. Furthermore, they can offer their agents or automation blueprints for others to utilize, thereby generating a stream of recurring revenue through their contributions to the ecosystem. As a result, Khorus not only enhances collaboration among AI agents but also fosters a sustainable model for innovation and income generation.

OpenAGI provides a modern framework for building intelligent agents that behave more like autonomous digital workers rather than simple prompt-driven LLM tools. Unlike standard AI apps that only retrieve or summarize information, OpenAGI agents can plan ahead, make decisions, reflect on their work, and perform actions independently. The system is built to support specialized agent development across domains ranging from personalized education to automated financial analysis, medical assistance, and software engineering. Its architecture is intentionally flexible, enabling developers to orchestrate multi-agent collaboration in sequential, parallel, or adaptive workflows. OpenAGI also introduces streamlined configuration processes to eliminate infinite loops and design bottlenecks commonly seen in other agent frameworks. Both auto-generated and fully manual configuration options are available, giving developers the freedom to build quickly or fine-tune every detail. As the platform evolves, OpenAGI aims to support deeper memory, improved planning skills, and stronger self-improvement abilities in agents. The vision is to empower developers everywhere to create agents that learn continuously and handle increasingly complex real-world tasks.

Lux introduces a breakthrough approach to AI by enabling models to control computers the same way humans do, interacting with interfaces visually and functionally rather than through traditional API calls. Through its three distinct modes—Tasker for procedural workflows, Actor for ultra-fast execution, and Thinker for complex problem-solving—developers can tailor how agents behave in different environments. Lux demonstrates its power through practical examples such as autonomous Amazon product scraping, automated software QA using Nuclear, and rapid financial data retrieval from Nasdaq. The platform is designed so developers can spin up real computer-use agents within minutes, supported by robust SDKs and pre-built templates. Its flexible architecture allows agents to understand ambiguous goals, strategize over long timelines, and complete multi-step tasks without manual intervention. This shift expands AI’s capabilities beyond reasoning into hands-on action, enabling automation across any digital interface. What was once a capability reserved for large tech labs is now accessible to any developer or team. Lux ultimately transforms AI from a passive assistant into an active operator capable of working directly inside software.

The Optimizely Opal platform integrates cutting-edge artificial intelligence into its Digital Experience Platform, empowering teams to create, enhance, and tailor digital experiences with reduced manual tasks and a greater strategic influence; central to this is Optimizely Opal, an AI-driven orchestration and assistance system that gathers context from various sources within Optimizely One and performs tasks within workflows instead of merely providing text responses, thus allowing teams to strategize campaigns, produce content, devise experimental ideas, evaluate outcomes, and make informed optimization choices using branded, context-sensitive AI agents. This AI functionality encompasses a wide array of areas, including content management, personalization, experimentation, analytics, and audience segmentation, enabling it to propose and automatically generate variations for experiments and testing plans, condense results into actionable insights, create customized digital content and messaging, and direct personalization efforts based on the immediate behaviors and preferences of customers. Moreover, the platform's robust AI capabilities not only simplify the process for teams but also drive more effective and engaging customer interactions.

Kagent is a versatile, open-source framework specifically designed for cloud-native AI agents, allowing teams to construct, deploy, and operate autonomous agents within Kubernetes clusters to streamline complex operational processes, troubleshoot cloud-native infrastructures, and oversee workloads with minimal human oversight. This framework empowers DevOps and platform engineers to develop intelligent agents capable of comprehending natural language, planning strategically, reasoning effectively, and executing a series of actions across Kubernetes environments by utilizing integrated tools and Model Context Protocol (MCP)-compatible integrations for various functions, including metric queries, pod log displays, resource management, and service mesh interactions. Additionally, Kagent facilitates communication between agents to orchestrate intricate workflows and includes observability features that enable teams to track and assess agent performance and behavior. Furthermore, its compatibility with multiple model providers, such as OpenAI and Anthropic, enhances its versatility and adaptability within diverse operational contexts.

Jelou is an innovative conversational AI platform designed for businesses to create, deploy, and oversee sophisticated AI agents that not only engage in chat but also facilitate genuine business processes and transactions directly within conversations. These AI agents are capable of verifying customer identities through in-chat KYC using biometric and document checks, processing secure payments without user redirection, gathering legally binding signatures, and providing seamless conversational search and e-commerce capabilities across popular messaging platforms. Additionally, Jelou features Brain Studio, a no-code/low-code development environment that enables users to build, test, and launch agents while integrating with databases, existing business applications, and APIs; it also provides real-time logging for debugging purposes and supports a human-in-the-loop option when necessary. The platform prioritizes user privacy and adheres to stringent data protection standards, explicitly banning third-party AI training on customer information and ensuring encryption of all transactional data. With its comprehensive capabilities, Jelou empowers businesses to enhance customer engagement and streamline operational efficiency.

Origon serves as a comprehensive platform for developing and managing full-stack AI agents, designed as a cohesive "Agentic Operating System" that facilitates every phase of autonomous AI systems, from initial design through deployment and monitoring. It features a user-friendly Studio that allows for visual agent creation via drag-and-drop functionality, alongside Sessions that enable real-time observation, behavior tracking, and debugging, while Insights dashboards provide centralized performance analytics, reliability monitoring, and outcome evaluation. Operating natively on specialized infrastructure tailored for optimal low-latency performance and enhanced security, Origon eliminates reliance on external cloud APIs and includes an integrated knowledge engine that links agents to contextual memory and domain-specific data, ensuring that their responses remain grounded and coherent. The platform supports a wide array of connectors and APIs, such as chat, voice, WhatsApp, SMS, email, and telephony, empowering agents to execute code and interact seamlessly with real-world systems at the click of a button. Additionally, the versatility of Origon allows businesses to customize their AI agents further, catering to specific operational needs and enhancing overall efficiency.

Thesys Agent Builder is a no-code solution designed for the development and deployment of interactive AI applications that utilize structured user interfaces such as charts, cards, tables, forms, slides, and reports, all driven by the C1 Generative UI engine. Users have the flexibility to upload various data types, including files, URLs, and databases, while also connecting to different tools, setting the agent’s tone and behavior through natural language commands, and choosing styles that align with their brand identity, ultimately enabling them to launch a live agent for web use or site embedding without the need for frontend coding. This platform allows the creation of AI agents that efficiently analyze and visualize data, respond to inquiries with engaging insights, produce visual summaries and reports, and deliver comprehensive, actionable responses derived from integrated data sources in a matter of minutes. It prioritizes genuine interactivity and practical functionality, transforming conversational exchanges into dynamic UI components that empower users to delve into, assess, and act upon the information presented. By streamlining the development process, Thesys Agent Builder makes advanced AI technology accessible to users without coding skills, promoting a more inclusive approach to interactive application creation.

Complete serves as a collaborative workspace powered by AI, fostering teamwork between human users and AI agents within a cohesive environment that streamlines workflows from the initial planning phase through to final delivery. By consolidating discussions, documents, and results into a singular, clear reference point, it ensures that teams can maintain a shared understanding while AI agents tackle various tasks such as debugging, documentation, code testing, and the creation of business deliverables. The platform also features organized execution threads that enable agents to carry out task-oriented projects, with teams able to observe progress and refine real outputs in real-time. Furthermore, Complete allows for the simultaneous operation of multiple AI models, facilitating the incorporation of specialized agents dedicated to coding, testing, and reasoning within the same workflow. Additionally, it seamlessly integrates with project management and development tools, bringing AI capabilities directly into the Integrated Development Environment (IDE) to enhance both coding efficiency and collaborative efforts. Moreover, this innovative workspace increasingly empowers teams to harness the full potential of AI, driving productivity and creativity in the process.

AgentScope is a platform driven by AI that focuses on agent observability and operations, delivering insights, governance, and performance metrics for autonomous AI agents operating in production environments. This platform empowers engineering and DevOps teams to oversee, troubleshoot, and enhance intricate multi-agent applications instantly by gathering comprehensive telemetry about agent activities, choices, resource consumption, and the quality of outcomes. Featuring advanced dashboards and timelines, AgentScope enables teams to track execution paths, pinpoint bottlenecks, and gain insights into the interactions between agents and external systems, APIs, and data sources, thereby enhancing the debugging process and ensuring reliability in autonomous workflows. It also includes customizable alerting, log aggregation, and structured views of events, allowing teams to swiftly identify unusual behaviors or errors within distributed fleets of agents. Beyond immediate monitoring, AgentScope offers tools for historical analysis and reporting that aid teams in evaluating performance trends and detecting model drift. By providing this comprehensive suite of features, AgentScope enhances the overall efficiency and effectiveness of managing autonomous agent systems.

Elvex serves as an enterprise generative AI platform tailored to facilitate the adoption, management, and scaling of AI tools within organizations, all while ensuring security and structure. By functioning as a centralized interface, it connects employees with various large language models and AI services while handling authentication, security, and governance seamlessly in the background. Rather than operating as an independent language model, Elvex acts as a management layer that directs requests to external AI providers and relays responses in a controlled environment, safeguarding company data and adhering to compliance standards. Users have the capability to develop custom AI assistants and intricate workflows that work in tandem with internal tools, databases, and productivity platforms, which helps streamline tasks such as data analysis, content creation, and report generation. The platform not only offers pre-built agents but also features tools that allow for the creation of new agents without the need for coding, empowering employees to sculpt AI workflows that align with their specific roles and responsibilities. This flexibility ensures that teams can adapt to changing demands, enhancing productivity and efficiency across the organization.

Supervity offers a suite of AI-powered agents that enable businesses to automate operations and enhance productivity. With capabilities like Agentic Chat and Agentic Voice, Supervity enables businesses to simulate human-like conversations, automate outbound phone calls, and support real-time co-browsing. These agents are designed for seamless integration into enterprise systems, enabling employees to work faster and independently. Whether you're in finance, HR, IT, or customer experience, Supervity’s AI agents can help automate repetitive tasks, improve decision-making, and drive digital adoption.