# Best Free AI Agent Builder Software Solutions 2026 | Capterra > Find and compare the 2026 best free AI Agent Builder software solutions, using our interactive tool to quickly narrow your choices based on businesses like yours. Source: https://www.capterra.com/ai-agent-builder-software/s/free --- # Best AI Agent Builder Software for free For more information consult our [AI Agent Builder Buyers Guide](#buyers-guide-content) [## n8n.io](https://www.capterra.com/p/198028/n8n-io/) [4.6 (43)](https://www.capterra.com/p/198028/n8n-io/reviews/) n8n is an extendable workflow automation tool which enables you to connect anything to everything via its open, fair-code model. [Learn more about n8n.io](https://www.capterra.com/p/198028/n8n-io/) AI Agent Builder features reviewers most value Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration [## Kore](https://www.capterra.com/p/180874/Kore-ai-Bots-Platform/) [4.4 (17)](https://www.capterra.com/p/180874/Kore-ai-Bots-Platform/reviews/) Kore.ai drives AI value with tools for work, process, and service—powered by an agent platform and no-code solutions. [Learn more about Kore](https://www.capterra.com/p/180874/Kore-ai-Bots-Platform/) AI Agent Builder features reviewers most value Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration [## Gumloop](https://www.capterra.com/p/10033958/Gumloop/) [5.0 (2)](https://www.capterra.com/p/10033958/Gumloop/#reviews) Gumloop is a no-code platform that enables building and hosting AI-powered business automations without coding requirements. [Learn more about Gumloop](https://www.capterra.com/p/10033958/Gumloop/) AI Agent Builder features reviewers most value Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration [## Agentforce](https://www.capterra.com/p/10028966/Agentforce/) [5.0 (1)](https://www.capterra.com/p/10028966/Agentforce/#reviews) Agentforce is a cloud-based virtual assistant tool that helps businesses build virtual agents for customer service & employee support. [Learn more about Agentforce](https://www.capterra.com/p/10028966/Agentforce/) AI Agent Builder features reviewers most value Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration [## Zapier Agents](https://www.capterra.com/p/10042120/Zapier-Agents/) 0.0 (0) Zapier Agents is AI automation software that enables users to create custom AI assistants to handle tasks across apps. [Learn more about Zapier Agents](https://www.capterra.com/p/10042120/Zapier-Agents/) AI Agent Builder features reviewers most value Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration [## Retell AI](https://www.capterra.com/p/10026733/Retell-AI/) 0.0 (0) Retell AI is an artificial intelligence platform for building and deploying voice agents. [Learn more about Retell AI](https://www.capterra.com/p/10026733/Retell-AI/) AI Agent Builder features reviewers most value Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration [## Flowise](https://www.capterra.com/p/10018203/Flowise/) 0.0 (0) Flowise is a platform that simplifies the development of LLM (Language Learning Models) apps through its low-code approach. [Learn more about Flowise](https://www.capterra.com/p/10018203/Flowise/) AI Agent Builder features reviewers most value Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration [## StackAI](https://www.capterra.com/p/10042118/StackAI/) 0.0 (0) StackAI is a no-code platform that enables enterprises to build, deploy, and manage AI agents at scale with security and governance. [Learn more about StackAI](https://www.capterra.com/p/10042118/StackAI/) AI Agent Builder features reviewers most value Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration ## Top-rated software of 2026 ### Fill out the form and we'll send a list of the top-rated software based on real user reviews directly to your inbox. Filter (8) Products: Sort By: Sponsored * * * Plan Type Free Trial Popular 85% of professionals opt for a 30-day trial before the software purchase Other subsciption plans: Free Version Monthly Subscription Annual Subscription One-Time License Key Features All key features Popular We have selected the most important and critical features as defined by Capterra user reviews Agent Design Tools API API Security Automated Testing Built-in AI Assistant Collaboration Tools Data Extraction Data Governance Data Integration Debugging Deployment Management Drag & Drop Model Training Multi-Modal Input Support Multiple LLM Models Natural Language Processing Pre-built Templates Webhooks Deployment Cloud, SaaS, Web-Based Desktop Mac Desktop Windows Desktop Linux On-Premise Windows On-Premise Linux Desktop Chromebook Mobile Android Mobile iPhone Mobile iPad Related Software Category: [Artificial Intelligence Software](https://www.capterra.com/artificial-intelligence-software/) I'm looking for AI Agent Builder Software that is: [For Android](https://www.capterra.com/ai-agent-builder-software/s/android/)[For iPhone](https://www.capterra.com/ai-agent-builder-software/s/iphone/)[For Mac](https://www.capterra.com/ai-agent-builder-software/s/mac/)[For Small Businesses](https://www.capterra.com/ai-agent-builder-software/s/small-businesses/)[Web-Based](https://www.capterra.com/ai-agent-builder-software/s/web-based/)[For Windows](https://www.capterra.com/ai-agent-builder-software/s/windows/)