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Best AI Agents & Automation Tools

An AI agent chains multiple steps, tools, and decisions together so a workflow runs with less manual intervention between each step. Some options here are code-first agent-builder frameworks for developers building custom multi-agent systems; others are no-code automation tools for connecting apps you already use. Pick based on how much you want to build versus configure: a developer team building a custom pipeline gets more mileage from a framework, while most business workflows are solved faster with a no-code platform's existing integrations.

What to look for

  • Code-first frameworks give the most control but need engineering time to build and maintain.
  • No-code platforms are faster to set up but are limited to the integrations they already support.
  • For anything handling sensitive data, check what runs locally versus what's sent to a third-party API.

All 14 tools in this category

Side-by-side comparison

ToolBest forPricingFree tier?
n8nSelf-hostable AI workflow automation for technical teams.Free if self-hosted, paid n8n Cloud plansYes
DifyVisual orchestration platform for building and shipping AI apps.Open-source self-hosting, or paid Dify Cloud plansYes
MakeVisual automation builder with AI-powered modules.Free tier, paid Core/Pro/Teams plansYes
Zapier AIAI actions layered onto thousands of app integrations.Free tier, paid Starter/Professional/Team plansYes
CrewAIFramework for coordinating multi-agent AI crews.Open-source framework, paid enterprise platformYes
AutoGenMicrosoft's framework for multi-agent conversations.Free, open-sourceYes
LangGraphStateful, graph-based orchestration for AI agents.Free, open-source; paid LangGraph Platform for deploymentYes
FlowiseDrag-and-drop builder for LLM agents and chains.Free, open-source; paid Flowise CloudYes
Relevance AINo-code platform for building and deploying AI agents.Free tier, paid Pro/Team plansYes
CozeByteDance's no-code platform for building and publishing AI chatbots and agents.Free tier available; usage-based paid plans for higher limits and premium modelsYes
AgentGPTGive an AI a goal in the browser and watch it plan and run the steps itself.Free tier (open-source), plus paid hosted creditsYes
ManusA general AI agent that autonomously completes multi-step tasks and delivers finished work.Free daily credits, plus paid Starter/Pro plansYes
Inworld AIBuild interactive AI characters and NPCs for games and apps.Free tier, plus usage-based/enterpriseYes
AirOpsBuild AI content and data workflows that run at scale.Paid plans (with limited free use)Yes

FAQ

What is an AI agent?

An AI agent is a system that can take a goal, break it into steps, and carry out those steps with tools (search, code execution, other APIs) rather than just answering in one turn like a chatbot. The steps can run with little or no human input between them.

Should I use a no-code automation platform or a code framework?

If the workflow is mostly connecting existing apps you already use, a no-code platform like n8n or Dify gets you there faster. If you're building a custom multi-agent system with logic that doesn't map to existing integrations, a code-first framework gives you the control you'll need.

Are AI agent platforms safe for sensitive data?

It depends entirely on the specific platform and how you configure it, not the category as a whole. Check whether processing happens locally or self-hosted versus sent to a third-party API before connecting anything with sensitive data.