AI agent builders: 17 tools for office work

Updated October 13, 2026 · By Robert Breen

An AI agent does more than answer: it takes a goal, works through the steps and uses your tools to finish the job, such as researching a prospect, onboarding a client or answering policy questions. That is where the big time savings are, and also where you need guardrails, approvals and logs. These platforms let a business build and run agents, from no-code builders for a single team to enterprise platforms with security and governance built in.

17 tools13 free or with a free plan2 with a free trial2 paid only

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17 tools added since October 8, 2026. New tools are added every day.

Runable iMini AI Agent Langflow Flowise Dify CrewAI Stack AI MindStudio Zapier Agents Salesforce Agentforce Gemini Enterprise Microsoft Copilot Studio+ 5 more

17 AI agent builders

Each card says what the tool does for a working professional and whether it is free, has a free plan or trial, or is paid. 3 have a free Stepthrough lesson where you practice it step by step.

Airia: Free trial. An enterprise platform to build, secure and govern AI agents across your company’s tools and data. Good for onboarding, HR and policy agents with guardrails. Free lesson: Onboard New Clients Without the Back-and-Forth Using Airia
Manus: Free plan. A general AI agent that plans and carries out multi-step tasks such as research, reports and simple websites. You give it a goal and review the result.
Genspark: Free plan. An AI agent workspace that researches, writes, builds slides and sheets, and even makes calls for you. One prompt can turn into a finished deliverable.
Lindy: Free plan. Build AI assistants that handle email, scheduling, meeting notes and lead follow-up in plain English. Hundreds of templates for common office jobs.
Relevance AI: Free plan. Build teams of AI agents for sales, research and operations without code. Agents use your tools and data and hand off to people when needed.
Microsoft Copilot Studio: Free trial. Build custom copilots and agents that work across Microsoft 365, Teams and your business systems. Low-code, with company security controls.
Gemini Enterprise: Paid. Google’s platform for company-wide AI agents that search and act across your apps and documents. Includes prebuilt agents for research and analysis.
Salesforce Agentforce: Paid. AI agents inside Salesforce that answer customers, qualify leads and update records. They work from your CRM data and business rules.
Zapier Agents: Free plan. AI agents that work across the 8,000+ apps Zapier connects, from your inbox to your CRM. Describe the job and the agent does it on a schedule or trigger.
MindStudio: Free plan. A visual builder for AI agents and mini-apps that use many models. Turn a repeat process into an agent your team can run in a click.
Stack AI: Free plan. A no-code platform for AI agents that read documents, fill forms and answer questions from company knowledge. Popular in finance, insurance and operations.
CrewAI: Free plan. A framework and platform for teams of AI agents that split up a job, such as research then writing then review. Open source with a hosted option.
Dify: Free plan. An open-source platform to build AI chatbots, agents and workflows on your own documents. Can be self-hosted for full data control.
Flowise: Free. Open-source drag-and-drop builder for AI agents and chatbots. Connect models, documents and tools on a visual canvas.
Langflow: Free. A visual, open-source builder for AI agents and retrieval apps. Prototype an agent on a canvas, then share it as an API.
iMini AI Agent: Free plan. An AI agent that turns a rough idea into a launch kit with copy, images and plans. Useful for quick campaign and product launch drafts. Free lesson: iMini AI Agent: Turn a Rough Idea into a Launch Kit
Runable: Free plan. A general AI agent that turns a messy brief into finished slides, documents, sites and reports. Good for client-ready deliverables in minutes. Free lesson: Turn a Messy Client Brief into a Finished Proposal Deck using Runable