AgentGPT
Web-based autonomous agent — give it a goal, watch it self-plan and execute with web browsing and code.
AgentGPT is a web-based autonomous agent — give it a goal, watch it self-plan and execute with web browsing and code. Web-based autonomous agent platform that self-plans and executes tasks from user-defined goals.
About AgentGPT
AgentGPT is a web-based autonomous agent platform that self-plans and executes tasks from a goal you define.
What the agents can do while working toward an objective is the point: they browse the web and execute code. It's open source, built by Reworkd AI, so you can self-host it from the public repository, and there's a free tier to try the autonomous-agent flow without signing up for a paid plan.
It suits people who want to experiment with goal-driven agents at low or no cost, or self-host for more control. Know the limits first: the free tier caps usage versus paid plans, it's web-only with no native desktop or mobile app, and model support centers on OpenAI's GPT family, so multi-provider flexibility is limited.
Against other autonomous-agent tools, it leans toward accessible experimentation, open source and free to start, rather than a broad multi-model orchestration platform.
Sources: this listing
What it does well
- Web-based autonomous agent platform that self-plans and executes tasks from user-defined goals.
- Agents can browse the web and execute code as part of completing objectives.
- Open source project by Reworkd AI that can be self-hosted from its public repository.
- Offers a free tier for users to try autonomous agent functionality without signing up for paid plans.
Where it falls short
- Free tier imposes usage limits compared to paid subscriptions.
- Only available as a web platform with no native desktop or mobile application.
- Model support is primarily centered on OpenAI's GPT family, with limited multi-provider flexibility.
Tagged
- Self-hostable
- Supports GPT
- Web-based
- Agentic Mode
- Free
- Freemium
- Open Source
Compared with similar things
Picked by shared tags inside the AI Agents (non-coding).
- 01Freemium →n8n
Open-source workflow automation with native LLM nodes — self-host on your own infrastructure.
- 02Freemium →Skyvern
LLM-powered browser automation that handles forms, captchas, and multi-page flows reliably.
- 03Freemium →LangChain
Most-used framework for building LLM applications with retrieval, agents, and chains.
- 04Freemium →Invoke
Open-source Stable Diffusion suite with a professional canvas, ControlNet pipeline, and team features.
- 05Freemium →Firecrawl
API that crawls any website and returns clean LLM-ready markdown, including JavaScript-rendered pages.
- 06Freemium →Convex
Reactive backend platform with AI agents and Chef — a no-code app builder built on Convex.
Related reading
- The Best Vibe Coding Tools
The best vibe-coding tools aren't another AI model — they're the open-source Claude Code repos you stack on top of it. The right ones turn the agent from a fancy autocomplete into a disciplined senior engineer: it plans before it codes, designs properly, maps your codebase, and gets scanned for security. Here are eight worth installing.
Read guide → - How to Build an MVP with AI
You don't start by building. You start by finding the one assumption that would kill the idea, then build the smallest thing that tests it. Here's the full idea-to-deployed workflow from a live AI build session: research the market with ChatGPT, pick a segment on unit economics, have AI write the PRD, then vibe-code and ship with Claude Code — in a couple of hours, not a quarter.
Read guide → - What Is an AI Agent Harness? The Runtime That Turns an LLM Into an Agent
A harness is the runtime wrapper that turns a bare language model into an agent — the layer that runs tools, holds memory, assembles context, and enforces limits. The model does the reasoning; the harness does everything the model can't do on its own. It's the part that decides whether you shipped a chatbot or a real agent — and it's why the same model feels brilliant in one tool and useless in another.
Read guide →
Featured on Vibedonalds
Own AgentGPT? Add this badge to your site to show you’re listed — and link back to your profile here.
<a href="https://vibedonalds.com/tools/agentgpt" target="_blank" rel="noopener">
<img src="https://vibedonalds.com/badge/featured-on-vibedonalds.svg" alt="AgentGPT — Featured on Vibedonalds" width="240" height="60" loading="lazy" />
</a>Frequently asked questions
- What is AgentGPT?
- AgentGPT is a web-based autonomous agent — give it a goal, watch it self-plan and execute with web browsing and code.
- Is AgentGPT free?
- AgentGPT offers a free tier and paid plans with higher limits or premium features.
- What platforms does AgentGPT support?
- AgentGPT runs on web.
- What category does AgentGPT belong to?
- AgentGPT is in the AI Agents (non-coding) category — Autonomous agents for research, customer support, sales, scheduling, and other non-coding tasks.
- What are the downsides of AgentGPT?
- Free tier imposes usage limits compared to paid subscriptions. Only available as a web platform with no native desktop or mobile application. Model support is primarily centered on OpenAI's GPT family, with limited multi-provider flexibility.