Best Free AI Agent Builders of 2025 - Page 4

Cognee is an innovative open-source AI memory engine that converts unprocessed data into well-structured knowledge graphs, significantly improving the precision and contextual comprehension of AI agents. It accommodates a variety of data formats, such as unstructured text, media files, PDFs, and tables, while allowing seamless integration with multiple data sources. By utilizing modular ECL pipelines, Cognee efficiently processes and organizes data, facilitating the swift retrieval of pertinent information by AI agents. It is designed to work harmoniously with both vector and graph databases and is compatible with prominent LLM frameworks, including OpenAI, LlamaIndex, and LangChain. Notable features encompass customizable storage solutions, RDF-based ontologies for intelligent data structuring, and the capability to operate on-premises, which promotes data privacy and regulatory compliance. Additionally, Cognee boasts a distributed system that is scalable and adept at managing substantial data volumes, all while aiming to minimize AI hallucinations by providing a cohesive and interconnected data environment. This makes it a vital resource for developers looking to enhance the capabilities of their AI applications.

Agno is a streamlined framework designed for creating agents equipped with memory, knowledge, tools, and reasoning capabilities. It allows developers to construct a variety of agents, including reasoning agents, multimodal agents, teams of agents, and comprehensive agent workflows. Additionally, Agno features an attractive user interface that facilitates communication with agents and includes tools for performance monitoring and evaluation. Being model-agnostic, it ensures a consistent interface across more than 23 model providers, eliminating the risk of vendor lock-in. Agents can be instantiated in roughly 2μs on average, which is about 10,000 times quicker than LangGraph, while consuming an average of only 3.75KiB of memory—50 times less than LangGraph. The framework prioritizes reasoning, enabling agents to engage in "thinking" and "analysis" through reasoning models, ReasoningTools, or a tailored CoT+Tool-use method. Furthermore, Agno supports native multimodality, allowing agents to handle various inputs and outputs such as text, images, audio, and video. The framework's sophisticated multi-agent architecture encompasses three operational modes: route, collaborate, and coordinate, enhancing the flexibility and effectiveness of agent interactions. By integrating these features, Agno provides a robust platform for developing intelligent agents that can adapt to diverse tasks and scenarios.

Swarm is an innovative educational framework created by OpenAI that aims to investigate the orchestration of lightweight, ergonomic multi-agent systems. Its design prioritizes scalability and customization, making it ideal for environments where numerous independent tasks and instructions are difficult to encapsulate within a single prompt. Operating solely on the client side, Swarm, like the Chat Completions API it leverages, maintains a stateless design, which enables the development of scalable and practical solutions without a significant learning curve. Unlike the assistants found in the assistants API, Swarm agents, despite their similar naming for ease of use, function independently and have no connection to those assistants. The framework provides various examples that cover essential concepts such as setup, function execution, handoffs, and context variables, as well as more intricate applications, including a multi-agent configuration specifically designed to manage diverse customer service inquiries within the airline industry. This versatility allows users to harness the potential of multi-agent interactions in various contexts effectively.

The OpenAI Agents SDK allows developers to create agent-based AI applications in a streamlined and user-friendly manner, minimizing unnecessary complexities. This SDK serves as a polished enhancement of our earlier agent experimentation project, Swarm. It features a concise set of core components: agents, which are large language models (LLMs) with specific instructions and tools; handoffs, which facilitate task delegation among agents; and guardrails, which ensure that agent inputs are properly validated. By leveraging Python alongside these components, users can craft intricate interactions between tools and agents, making it feasible to develop practical applications without encountering a steep learning curve. Furthermore, the SDK includes integrated tracing capabilities that enable users to visualize, debug, and assess their agent workflows, as well as refine models tailored to their specific needs. This combination of features makes the Agents SDK an invaluable resource for developers aiming to harness the power of AI effectively.

Transformers is a versatile library that includes pretrained models for natural language processing, computer vision, audio, and multimodal tasks, facilitating both inference and training. With the Transformers library, you can effectively train models tailored to your specific data, create inference applications, and utilize large language models for text generation. Visit the Hugging Face Hub now to discover a suitable model and leverage Transformers to kickstart your projects immediately. This library provides a streamlined and efficient inference class that caters to various machine learning tasks, including text generation, image segmentation, automatic speech recognition, and document question answering, among others. Additionally, it features a robust trainer that incorporates advanced capabilities like mixed precision, torch.compile, and FlashAttention, making it ideal for both training and distributed training of PyTorch models. The library ensures rapid text generation through large language models and vision-language models, and each model is constructed from three fundamental classes (configuration, model, and preprocessor), allowing for quick deployment in either inference or training scenarios. Overall, Transformers empowers users with the tools needed to create sophisticated machine learning solutions with ease and efficiency.

Superexpert.AI is a collaborative open-source platform designed to empower developers to create advanced, multi-tasking AI agents without the necessity of coding. This platform facilitates the development of a wide range of AI applications, ranging from basic chatbots to highly sophisticated agents capable of managing numerous tasks simultaneously. Its extensible nature allows for the seamless integration of custom tools and functions, and it is compatible with multiple hosting services such as Vercel, AWS, GCP, and Azure. Among its features, Superexpert.AI includes Retrieval-Augmented Generation (RAG) for optimized document retrieval and supports various AI models, including those from OpenAI, Anthropic, and Gemini. The architecture is built using modern technologies like Next.js, TypeScript, and PostgreSQL, ensuring robust performance. Additionally, the platform offers an intuitive interface that simplifies the configuration of agents and tasks, making it accessible even for individuals without any programming background. This commitment to user-friendliness highlights a broader goal of democratizing AI development for a wider audience.

Nelly serves as an all-in-one AI agent platform that enables users to create, test, share, and deploy AI agents effortlessly, without any coding skills necessary. By utilizing Nelly Studio, individuals can design personalized AI agents by simply providing natural language instructions and formatting them with headings, lists, and various content types. These agents can be enhanced with multiple tools, including a web browser and a database, to effectively perform their designated tasks. Users can tackle complex challenges by breaking them into smaller components, assigning them to specialized sub-agents, which allows for the development of a collaborative team of agents to manage sophisticated workflows. With Nelly, users can engage in natural, fluid conversations with their AI agents, who grasp context and maintain a coherent dialogue, thus removing the necessity for specific commands or syntax. Conversations are systematically organized into threads to improve efficiency and clarity. Furthermore, users have the capability to create departments and arrange their agents through a simple drag-and-drop interface, facilitating the construction of their ideal AI team while enhancing overall productivity. This platform not only streamlines the process of AI interaction but also empowers users to customize their experience to meet their unique needs.

VoltAgent is a versatile open-source framework for TypeScript that empowers developers to create, tailor, and manage AI agents with unparalleled control, speed, and an exceptional developer experience. This framework equips users with a comprehensive set of tools designed for enterprise-grade AI agents, enabling the creation of production-ready solutions with cohesive APIs, utilities, and memory capabilities. One of its key features is tool calling, which allows agents to execute functions, communicate with various systems, and carry out specific actions. VoltAgent streamlines the process of switching between different AI service providers through a unified API, needing only a minor code modification. It also incorporates dynamic prompting, facilitating experimentation, fine-tuning, and the iterative development of AI prompts within a cohesive environment. Additionally, its persistent memory feature enables agents to save and retrieve past interactions, thereby improving their intelligence and contextual understanding. Beyond these capabilities, VoltAgent enhances collaborative efforts by employing supervisor agent orchestration, which enables the construction of robust multi-agent systems coordinated by a central supervisor agent managing specialized agents. This orchestration not only boosts efficiency but also allows for the creation of intricate workflows tailored to specific application needs.

AgentSea stands as an innovative open-source platform that facilitates the seamless creation, deployment, and sharing of AI agents. It provides a robust set of libraries and tools aimed at developing AI applications, adhering to the UNIX principle of specialization. These tools can either function independently or be integrated into a comprehensive agent application, ensuring compatibility with popular frameworks such as LlamaIndex and LangChain. Among its notable features are SurfKit, which acts as a Kubernetes-style orchestrator for agents; DeviceBay, a system that allows for the integration of pluggable devices like file systems and desktops; ToolFuse, which enables the encapsulation of scripts, third-party applications, and APIs as Tool implementations; AgentD, a daemon that grants bots access to a Linux desktop environment; and AgentDesk, which supports the operation of VMs powered by AgentD. Additionally, Taskara assists in managing tasks, while ThreadMem is designed to create persistent threads that can support multiple roles. MLLM streamlines the interaction with various LLMs and multimodal LLMs. Furthermore, AgentSea features experimental agents such as SurfPizza and SurfSlicer, which utilize multimodal strategies to interact with graphical user interfaces effectively. This platform not only enhances the development experience but also broadens the horizons of what AI agents can achieve in various applications.

Agent Squad is a versatile and robust open-source framework created by AWS to facilitate the management of various AI agents and navigate intricate dialogues. This framework supports multi-agent orchestration, enabling efficient collaboration and utilization of several AI agents within a unified system. It is designed with dual language compatibility, being fully operational in both Python and TypeScript. Through intelligent intent classification, it adeptly directs inquiries to the most appropriate agent by considering both context and content. Additionally, Agent Squad accommodates both streaming and non-streaming outputs from various agents, providing adaptable responses. It effectively preserves and leverages conversation context across multiple agents, ensuring interactions remain coherent. The architecture is highly extensible, permitting straightforward integration of new agents or modifications to existing ones to meet particular requirements. Moreover, Agent Squad's deployment flexibility allows it to operate seamlessly on platforms ranging from AWS Lambda to local environments or any cloud service, making it a highly adaptable solution for various applications. Its design not only enhances collaborative efforts among agents but also optimizes user experience through efficient dialogue management.

Strands Agents presents a streamlined, code-oriented framework aimed at facilitating the creation of AI agents, which capitalizes on the advanced reasoning skills of contemporary language models to ease the development process. With just a few lines of Python code, developers can swiftly construct agents by outlining a prompt and specifying a set of tools, empowering the agents to carry out intricate tasks independently. The framework is compatible with various model providers, such as Amazon Bedrock (with Claude 3.7 Sonnet as the default), Anthropic, OpenAI, among others, providing users with diverse options for model selection. An adaptable agent loop is a standout feature, managing user inputs, determining appropriate tool usage, executing those tools, and crafting responses, thereby accommodating both streaming and non-streaming interactions. Furthermore, the inclusion of built-in tools, along with the option to create custom tools, enables agents to undertake a broad spectrum of activities that extend well beyond mere text generation, enhancing their utility in various applications. This versatility positions Strands Agents as an innovative solution in the realm of AI agent development.

Recomi, developed by Powerdrill, is an intuitive no-code platform that empowers users to design and implement intelligent chatbots utilizing their own data sets. Users can easily upload a variety of file formats, such as PDFs, Excel, Word, PowerPoint, and Markdown, or link to their Google Drive to serve as the foundational knowledge base for their AI agents. It seamlessly integrates with websites using chat bubbles or iframes, allowing compatibility with popular site builders like Webflow, Framer, Wix, and Bubble. You can preview the appearance of your AI agent on your website by entering your URL and selecting "Start Demo." The platform provides a straightforward interface for creating AI agents without the need for programming skills. After logging in, you can initiate the creation of an agent by uploading files, assigning a name, and adjusting optional configurations. Once the agent is established, it can respond to inquiries based on the information provided in the uploaded documents. Additionally, the collaboration features enable you to invite team members to specific agents, promoting a shared environment for exploration and insights, ultimately enhancing the overall user experience. This collaborative aspect not only enriches the development process but also fosters a community of users who can learn from one another.

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.

Simply link your data sources to create a chatbot similar to ChatGPT tailored to your information needs, then seamlessly integrate it as a widget on your website or interact with it via our API or various integrations. Chatbase serves as a platform for developing AI chatbots that are trained on your specific data, allowing you to effortlessly incorporate a chat widget into your site; all you need to do is upload a document or provide a URL for the chatbot to reference and it will be equipped to address inquiries related to that content. At present, users have the flexibility to upload one or several files in formats such as .pdf, .txt, .doc, or .docx, paste text directly, or specify a link to their website for content extraction. Additionally, you have the option to customize the foundational prompt and assign a name, define personality traits, and set specific guidelines for how the chatbot should respond, such as only providing answers in French. The document's content is securely stored on GCP or AWS servers located in the us-east region, ensuring data protection. You can choose to embed the chatbot using an iframe or install a chat bubble in the bottom right corner of your site; to accomplish this, simply create your chatbot and click "Embed on website." Moreover, the API facilitates interaction with your chatbot across various platforms, offering versatility and ease of access. This makes it convenient to engage users effectively wherever they are.

Droxy enables the creation of AI agents that engage directly with customers, possessing comprehensive knowledge of your business and communicating in a manner consistent with your brand's identity. These intelligent agents are capable of addressing a diverse array of customer questions across multiple platforms, facilitating lead qualification, scheduling appointments, and tackling intricate inquiries related to your offerings. They are designed to be user-friendly, allowing you to easily build, manage, monitor, and scale them, with the capability to launch an agent in just a few minutes. To enhance their knowledge base, we support various data sources such as websites, PDFs, Google Drive, and YouTube, among others. In terms of deployment, our agents can be utilized across social media platforms like Facebook and Instagram, messaging applications such as WhatsApp and Messenger, as well as voice channels including phone numbers and custom SIP trunks. Furthermore, Droxy seamlessly integrates with your existing technology ecosystem via our Zapier integration, enabling connections to any application without the need for coding, while also providing a custom API for tailored integrations with your internal systems. This versatility ensures that your customer service operations can be both efficient and effective.

Chatsimple serves as an AI-powered copilot designed to enhance the experience of every visitor to your website. With this advanced tool, you can provide each visitor with a personalized VIP experience, guiding them seamlessly to the products and case studies that suit their needs. Transform the way your customers interact with your online platform by introducing the most intuitive search engine tailored for your business. This proactive engagement tool helps identify potential buyers while capturing essential visitor details and qualifying their specific requirements. Additionally, it compiles insights regarding customer needs and concerns, enabling you to offer personalized responses that facilitate swift and informed decision-making. By integrating a customized sales agent into your website, you can effortlessly convert visitors into customers, even during off-hours. Featuring support for over 175 languages, Chatsimple guarantees high-quality responses around the clock across various channels. Engaging in meaningful conversations not only enhances customer satisfaction but also boosts their lifetime value. With Chatsimple at your service, you can prioritize all your customers and maintain consistent delivery, day or night, making your website a more responsive and user-friendly environment.

MAIHEM develops AI agents designed to consistently evaluate your AI applications. Our platform allows you to fully automate the quality assurance of your AI, guaranteeing optimal performance and safety from the initial stages of development through to deployment. Say goodbye to tedious hours spent on manual testing and the uncertainty of randomly checking for vulnerabilities in your AI models. With MAIHEM, you can automate your AI quality assurance processes, ensuring a thorough analysis of thousands of edge cases. You can generate numerous realistic personas to engage with your conversational AI, allowing for a broad scope of interaction. Additionally, the platform automatically assesses entire dialogues using a customizable array of performance indicators and risk metrics. Utilize the simulation data generated to make precise enhancements to your conversational AI’s capabilities. Regardless of the type of conversational AI you are using, MAIHEM is equipped to help elevate its performance. Furthermore, our solution allows for easy integration of AI quality assurance into your development workflow with minimal coding required. The user-friendly web application provides intuitive dashboards, enabling comprehensive AI quality assurance with just a few clicks, streamlining the entire process. Ultimately, MAIHEM empowers developers to focus on innovation while maintaining the highest standards of AI quality assurance.

Develop a bot designed to help you respond to inquiries regarding your identity, opinions, and the products you've developed. With Amabay, users can effortlessly learn about you by posing questions, while you benefit from the insightful feedback these interactions provide. Amabay employs RAG (Retrieve, Answer, Generate) technology to assist in the creation of AI representatives, referred to as Amabots. You can easily design an Amabot tailored to yourself or your offerings by either uploading relevant documents or sharing web links. After the Amabot is set up, you have the option to disseminate its link, enabling individuals to pose questions anonymously and receive answers on subjects that interest them. As the creator, you can monitor both the inquiries directed at the bot and its subsequent replies, revealing significant insights from this Q&A engagement. Utilize your information to craft precise and impartial responses with RAG technology, and uncover opportunities for collaboration, job prospects, new friendships, or even romantic connections. This innovative approach not only enhances interaction but also broadens your network and understanding of your audience's needs.

AirMedia: Your Intelligent Assistant for Social Media Marketing Transform your approach to social media with AirMedia, a comprehensive platform designed to streamline content generation, scheduling, and performance analysis. By leveraging cutting-edge AI technology, we handle labor-intensive tasks, allowing you to concentrate on essential aspects like enhancing your brand presence and connecting with your audience effectively. Notable Highlights: Swift content creation process Efficient scheduling capabilities Comprehensive analytics insights Automation that saves you valuable time

DSPy serves as a framework designed for programming language models rather than relying on prompts. It facilitates rapid iteration in the development of modular AI systems and provides algorithms for enhancing both their prompts and weights, catering to projects ranging from basic classifiers to complex RAG pipelines and Agent loops, ultimately streamlining the entire process of AI system creation.

Emergence Orchestrator functions as an independent meta-agent that manages and synchronizes the interactions of AI agents within enterprise systems. This innovative tool allows various autonomous agents to collaborate effortlessly, handling complex workflows that involve both contemporary and legacy software systems. By utilizing the Orchestrator, businesses can efficiently oversee and coordinate numerous autonomous agents in real-time across a multitude of sectors, enabling applications such as supply chain optimization, quality assurance testing, research analysis, and travel logistics. It effectively manages essential tasks including workflow organization, compliance adherence, data protection, and system integration, allowing teams to concentrate on higher-level strategic objectives. Among its notable features are dynamic workflow orchestration, efficient task assignment, direct agent-to-agent communication, an extensive agent registry that maintains a catalog of agents, a specialized skills library that enhances task performance, and flexible compliance frameworks tailored to specific needs. Additionally, this tool significantly reduces operational overhead, enhancing overall productivity within enterprises.

Giselle is an innovative software platform that enables the creation of dynamic AI Agents using a user-friendly, node-based interface, which facilitates the integration of multiple LLMs and data sources to collaborate seamlessly, similar to a team working together. These AI Agents not only automate critical tasks such as conducting market research, reviewing pull requests, and managing documentation but also allow human team members to concentrate on more creative aspects of problem-solving. By providing a visual method to connect nodes that represent various AI capabilities or data streams, Giselle simplifies the process of designing and maintaining even the most complex workflows, paralleling how game engines convert intricate processes into easily navigable systems. This platform also introduces a sophisticated multi-agent orchestration that continuously enhances your documentation and accelerates product development while ensuring compatibility with GitHub, thereby optimizing your everyday engineering practices. Ultimately, Giselle empowers teams to leverage AI in a way that transforms their operational efficiency and creativity.

ScaleWise AI is a cutting-edge, no-cost platform that enables businesses, educators, and content developers to create, train, and implement fully customized AI agents that cater to their specific requirements. Whether your goal is to enhance customer engagement, optimize internal workflows, or craft interactive educational experiences, ScaleWise AI offers an easy-to-use agent creation interface that eliminates the need for coding skills. With robust training features, users are able to upload files, access knowledge repositories, and instruct their agents to provide accurate and insightful responses on a diverse array of subjects. In addition to its versatility, ScaleWise AI acts as an essential resource for knowledge dissemination and content sharing. Educators can develop AI-powered tutoring systems, businesses can create bespoke sales and support representatives, and content creators can build engaging virtual assistants to captivate their audiences. By merging AI-driven automation with effective content integration, ScaleWise AI not only assists organizations in scaling their operations intelligently but also minimizes the amount of manual labor required to achieve their goals. As such, it represents a transformative solution for various sectors aiming to leverage artificial intelligence in innovative ways.

Svalync is an intelligent automation platform that offers businesses a way to reduce manual labor and improve operational efficiency by automating up to 90% of repetitive tasks. Its intuitive drag-and-drop workflow builder lets users easily create custom workflows that integrate seamlessly with various applications to automate key business processes such as identifying leads, content writing, HR operations, and more. One of Svalync's standout features is its Voice AI, capable of handling inbound and outbound calls, capturing critical information, and ensuring 24/7 availability without human intervention. In addition, Svalync’s AI-powered Chatbot works round-the-clock, offering fast responses and enhancing customer engagement by reducing response times and addressing inquiries automatically. The platform also includes pre-built templates to help users get started quickly, making it even easier to implement automation across diverse business functions. Whether for small teams or large enterprises, Svalync’s automation tools save time and enhance productivity, all while improving customer experience with less manual effort.

AssistLoop enables businesses to create custom AI chatbots for seamless customer support with minimal effort. By training AI agents on your business data, you can offer personalized support around the clock, ensuring customers always get timely responses. With features such as customization of the chatbot’s look, multi-channel support (coming soon), and in-depth conversation analytics, AssistLoop provides a powerful tool to automate and enhance your customer support operations.