The best AI agents in 2026

Siteglade, an autonomous AI agent with its own computer in the cloud, leads this list of AI agents. Give it a task and it plans, works on its own cloud computer and delivers the finished result: an app, a website, a deck, a report, a spreadsheet or a video.

An AI agent is more than a chat window: it plans the steps of a task, uses tools such as a browser or a code runner, and works until the task is done. The agents below differ most in what "done" means, from an answer in a chat to a published app.

This list is published by Siteglade. Facts about other products come from their own pages, read on October 27, 2026 and linked under sources.

How this list is ranked

Siteglade lists itself first, on four criteria where it is strong: what one subscription delivers beyond research with sources, code and files you can export on every plan, tasks processed in the EU and prices listed openly, with a Free plan to start. After Siteglade, the list is ordered by how many kinds of results each tool lists on its own pages, most first.

The 11 tools at a glance (pricing pages read October 27, 2026)
Entry priceFree planBest for
1. SitegladePro: USD 14.99 a month before taxA Free plan with 1,500 credits a month and 3 projectsone agent for apps, sites, slides, documents and videos
2. ChatGPTChatGPT Go: USD 8 a monthA Free plan with limited deep research, uploads and image generationteams that already work in ChatGPT and mostly need research, writing and analysis
3. GensparkGenspark shows its plans only after sign-inA free tierpeople who mostly need researched documents and presentations from one place
4. ManusManus 4,000-credit plan: USD 20 a monthA Free plan with 300 credits a dayteams that run many tasks in parallel or on a schedule
5. ClaudeClaude Pro: USD 20 a monthA Free plan with web search, file creation, Artifacts and Claude Design, Slides and Docslong documents, careful writing and software work where reasoning matters most
6. Mistral VibeMistral Vibe Pro: USD 14.99 a monthA Free plan with limited messages, web searches and coding sessionspeople who want a European general assistant for chat, search and code
7. FlowithFlowith Pro: USD 19.90 a monthA Starter plan with 300 one-time credits and limited modelscreators who generate a lot of images and clips with many different models
8. Google GeminiGoogle AI Plus: USD 4.99 a monthA free plan with a Google accountpeople who live in Google services and want one subscription for AI, storage and video
9. ZemithZemith Plus: USD 14.99 a month, billed yearlyA free planpeople who want many chat models under one subscription
10. DevinDevin Pro: USD 20 a monthA Free plan with a light agent quota and unlimited Tab completionssoftware teams that hand coding tickets to an agent inside their own repositories
11. GitHub CopilotGitHub Copilot Pro: USD 10 a monthA Free plan with limited chat and agent usagedevelopers who want an agent inside their editor and their GitHub workflow

1. Siteglade

Siteglade gives one AI agent a whole computer in the cloud. For research with sources: Give it a task and it plans, works on its own cloud computer and delivers the finished result: an app, a website, a deck, a report, a spreadsheet or a video.

Beyond that, the same subscription covers websites, mobile apps, browser games, presentations and documents. It starts with a Free plan with 1,500 credits a month and 3 projects.

Siteglade is about 17% cheaper than Manus on the comparable plans.

Price basis: Siteglade Pro (USD 14.99) and Plus (USD 34.99) against Manus 4,000-credit plan (USD 20) and 8,000-credit plan (USD 40), monthly list prices in US dollars as shown on each pricing page on October 27, 2026; Siteglade's dollar prices exclude tax. Credits are specific to each product and are not compared.

2. ChatGPT

ChatGPT is OpenAI's AI assistant, with deep research, Codex and ChatGPT Work. The Go plan at USD 8 a month may include ads, according to the pricing page.

ChatGPT lists research with sources among its results and names 7 kinds of results in all, which puts it at number 2. Price: ChatGPT Go: USD 8 a month. Best for teams that already work in ChatGPT and mostly need research, writing and analysis.

3. Genspark

It gathers research, slides, documents, sheets and media agents in one workspace. Its agents are split by output, with separate agents for slides, sheets, documents and media.

Genspark lists research with sources among its results and names 6 kinds of results in all, which puts it at number 3. Price: Genspark shows its plans only after sign-in. Best for people who mostly need researched documents and presentations from one place.

4. Manus

Manus is an autonomous AI agent that carries out tasks on its own computer in the cloud. Its largest listed plan costs USD 200 a month for 40,000 credits.

Manus lists research with sources among its results and names 6 kinds of results in all, which puts it at number 4. Price: Manus 4,000-credit plan: USD 20 a month. Best for teams that run many tasks in parallel or on a schedule.

5. Claude

Claude is Anthropic's AI assistant for writing, analysis and code, with Claude Code and Research on paid plans. The Free plan already creates files with code execution and includes Claude Design, Slides and Docs.

Claude lists research with sources among its results and names 5 kinds of results in all, which puts it at number 5. Price: Claude Pro: USD 20 a month. Best for long documents, careful writing and software work where reasoning matters most.

6. Mistral Vibe

Mistral Vibe is Mistral AI's assistant and agent for chat, research, coding and everyday tasks. It runs on the web, in a CLI, in the IDE and on iOS and Android.

Mistral Vibe lists research with sources among its results and names 5 kinds of results in all, which puts it at number 6. Price: Mistral Vibe Pro: USD 14.99 a month. Best for people who want a European general assistant for chat, search and code.

7. Flowith

It gives access to more than 40 AI models from one canvas. Its top plan, Infinite, costs USD 499.90 a month.

Flowith lists research with sources among its results and names 4 kinds of results in all, which puts it at number 7. Price: Flowith Pro: USD 19.90 a month. Best for creators who generate a lot of images and clips with many different models.

8. Google Gemini

Google Gemini is Google's AI assistant, sold with Google AI plans that include Flow for video. The plans include Google Flow credits for video with Gemini Omni Flash.

Google Gemini lists research with sources among its results and names 4 kinds of results in all, which puts it at number 8. Price: Google AI Plus: USD 4.99 a month. Best for people who live in Google services and want one subscription for AI, storage and video.

9. Zemith

Zemith is an AI workspace with several chat models, a creative studio and a computer tool in one subscription. It includes a Creative Studio, documents, a workflow canvas and a notepad.

Zemith lists research with sources among its results and names 3 kinds of results in all, which puts it at number 9. Price: Zemith Plus: USD 14.99 a month, billed yearly. Best for people who want many chat models under one subscription.

10. Devin

Pro gives cloud agents (Devin Cloud) and models from OpenAI, Anthropic, Google and others. Its Max plan costs USD 200 a month for much higher quotas.

Devin is on this list of AI agents for its code and web apps and names 2 kinds of results in all, which puts it at number 10. Price: Devin Pro: USD 20 a month. Best for software teams that hand coding tickets to an agent inside their own repositories.

11. GitHub Copilot

GitHub Copilot is GitHub's AI coding assistant with an agent mode in the editor and a cloud agent that opens pull requests. Agent mode, code review, the cloud agent and the Copilot CLI all draw on GitHub AI Credits.

GitHub Copilot is on this list of AI agents for its code and names 1 kinds of results in all, which puts it at number 11. Price: GitHub Copilot Pro: USD 10 a month. Best for developers who want an agent inside their editor and their GitHub workflow.

How to choose between AI agents

Start from the result you want at the end of a typical week. If it is an answer you will paste somewhere else, a chat assistant is enough. If it is a file you send, a page that goes live or an app people use, look for an agent that produces it end to end and shows you each step.

Then run the same real task in two agents on their free plans and compare what you would still have to do yourself.

What to check before you choose

Four questions decide more than any ranking:

  • What the agent hands back: a text in a chat, a file you can open, or a site or app that is already live.
  • Whether it works on its own computer in the cloud, so long tasks continue while your laptop is closed.
  • How usage is counted, in messages, credits or tokens, and what one of your typical tasks costs.
  • Where the work and your data are processed, if that matters for your clients or your company.

Frequently asked questions

What is the difference between an AI assistant and an AI agent?

An assistant answers one message at a time. An agent takes a goal, breaks it into steps, uses tools for each step and checks the result before it reports back.

Which AI agent can build and publish an app on its own?

Siteglade builds web and mobile apps, tests them in its sandbox and publishes websites and web apps to a free siteglade.page address or your own domain.

Is there a free option among the AI agents?

Siteglade has a Free plan with 1,500 credits a month and 3 projects. ChatGPT, Genspark, Manus, Claude, Mistral Vibe, Flowith, Google Gemini, Zemith, Devin and GitHub Copilot also offer a free plan or trial.

Sources and product guides

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