Best No-Code AI Agent Builders in 2026: 8 Compared
An AI agent builder lets you describe a job and get software that does it on its own. The good ones need no code at all.
The difference between them is what starts the agent, which apps it can reach, and how much of your week it takes to set up.
The quick answer: Carly is the best no-code AI agent builder for most people and small teams. You describe the agent in plain English, it connects to your email, calendar and thousands of other apps, and it acts the moment something arrives: a new email, a meeting request, a form, a call. Free Zapier-style workflows; AI agents from $35/month. Pick Zapier Agents if your company already lives in Zapier, Lindy for an agent inside Slack, and n8n if you have someone technical and want to self-host.
Prices are US list prices on monthly billing, read from each vendor’s pricing page on October 13, 2026.
No-code AI agent builders compared
| Builder | How you build | What starts the agent | Price (monthly) | Best for |
|---|---|---|---|---|
| Carly | Describe it in plain English | New email, calendar event, form, call, text, schedule | Free workflows; agents from $35/mo | Inbox, calendar and follow-up agents for people and small teams |
| Zapier Agents | Plain-English instructions on Zapier | Zapier triggers, schedules | Free (400 activities); Pro $50 | Teams already on Zapier |
| Lindy | Chat with Lindy, templates | App events, schedules, Slack | $29.99/user/mo for 3,000 credits | Slack-first teams |
| Gumloop | Chat-built agents, plus legacy visual workflows | App events, schedules | From $37/mo | Ops teams that want a canvas |
| Tasklet | Describe it in chat | Schedules, app events | From $25/mo, no per-user fees | Solo builders who want browser automation |
| n8n | Visual nodes, some code | Webhooks, app events, schedules | $24/mo cloud; free to self-host | Technical teams |
| Microsoft Copilot Studio | Guided builder in Microsoft 365 | Microsoft 365 events, schedules | Included in Microsoft 365 Copilot ($30/user/mo, yearly); $200 license or pay-as-you-go for outside channels | Microsoft-only companies |
| Google’s Gemini agent | Describe the role you need | Assigned work, schedules, events | Not published | Large Google Workspace companies |
1. Carly
Carly is an AI assistant and agent builder that works where your work already arrives: your inbox, your calendar and the apps your business runs on. You don’t drag boxes around. You write what you want the way you’d brief a new hire.
Describe it, and it’s built. “When a client emails asking to reschedule, offer three times from my calendar, move the meeting when they pick one, and update the deal in HubSpot.” Carly turns that sentence into a workflow with the trigger, the steps and the apps already wired. Start from a template or from scratch.
It starts on its own. This is the part most builders get wrong. A Carly agent fires the moment something happens: a new email in any of your accounts, a calendar change, a form submission, an inbound call or text, or a time of day. You don’t have to open a chat to kick it off.
It reaches everything. Carly connects all of your Gmail and Outlook accounts and all of your calendars at once, plus thousands of apps: HubSpot, Salesforce, Pipedrive, Slack, QuickBooks, Stripe and the rest.
Agents with their own inbox. Email agents get their own address and knowledge files, so one can run support@ or sales@ and answer from your docs. You choose per agent whether it sends replies, drafts them for you to approve, or stays quiet.
You can talk to it anywhere. Text Carly from your phone, email it, use it on the web, or reach it from inside ChatGPT and Claude through the Carly plugin and connector. Ask it to build a new agent from any of those.
Built-in pieces you’d otherwise stitch together. Booking pages with round robin, a CRM, shared to-dos, and for teams, AI that answers your business calls and texts.
- Best for: founders, consultants, executives and small teams who want agents for email, scheduling, follow-ups and CRM updates without hiring a developer.
- Pricing: free Zapier-style workflows; AI agents from $35/month.
- Setup: connect your accounts and describe your first agent. Get started.
2. Zapier Agents
Zapier Agents adds plain-English agents on top of Zapier’s automation platform. Agents can browse the web, pull live data and use the apps you’ve already connected to Zapier, and you can talk to them from a Chrome extension.
- Best for: companies with years of Zaps already running.
- Pricing: Free for 400 activities a month. Pro $50/month for 1,500 activities ($33.33/month billed yearly). Enterprise is quoted.
- Limitations: agents are billed by activity, separately from your Zapier plan.
3. Lindy
Lindy builds agents by chatting with you and offers templates for common jobs. It leans on Slack as the place your agents live and report back, and it can use a computer to work through websites.
- Best for: teams that run the day in Slack.
- Pricing: free trial with $50 in credits for 7 days. Then $29.99 per active user per month for 3,000 credits, with top-ups at $10 per 1,000 credits.
- Limitations: every active user in the workspace is a billed seat, and bigger jobs burn more credits.
4. Gumloop
Gumloop builds agents you set up and talk to in chat, and still runs its older visual workflows alongside them. You can pick from 35+ models or bring your own API keys.
- Best for: operations teams that like to see a workflow laid out.
- Pricing: Pro from $37/month with 20,000 credits and unlimited seats, after a 14-day trial. Enterprise is quoted.
- Limitations: no free plan, and Gumloop now labels its visual workflows as legacy.
5. Tasklet
Tasklet builds an agent from a chat description and gives it a web browser for sites with no API. Credits are shared across your team with no per-user fees.
- Best for: solo builders who need agents to work on websites.
- Pricing: Starter $25/month for 10,000 credits, Pro $100/month for 40,000, larger plans from $250. You can claim 600 free bonus credits a day by using it.
- Limitations: browser-driven work is slower and more fragile than a direct app connection.
6. n8n
n8n is a visual workflow tool with AI agent nodes. It’s the most flexible option here and the least no-code: expect to read API responses and write the occasional expression.
- Best for: teams with a technical person who wants full control.
- Pricing: cloud Starter $24/month, Pro $60, Business $960 on monthly billing, priced by workflow executions with unlimited users. The Community Edition is free to self-host.
- Limitations: you own the setup, the hosting (if self-hosted) and the fixes.
7. Microsoft Copilot Studio
Copilot Studio is Microsoft’s agent builder. Microsoft 365 Copilot includes building internal agents; publishing an agent to a website or another outside channel needs a standalone Copilot Studio plan through Azure.
- Best for: companies that run entirely on Microsoft 365.
- Pricing: Microsoft 365 Copilot is $30/user/month, paid yearly. Standalone Copilot Studio is a $200 license, a pre-purchase plan or pay-as-you-go, and needs an Azure subscription.
- Limitations: licensing is complex, and reaching non-Microsoft apps takes extra connectors.
8. Google’s Gemini agent
Google announced the Gemini agent on October 8, 2026. You describe a role and Gemini creates a “coworker agent” with its own Workspace account, email address and calendar. It can be assigned work, run on a schedule or respond to events. We break it down in what the Gemini agent is.
- Best for: large companies on Gemini Enterprise.
- Pricing: not published. Google is rolling it out to businesses first.
- Limitations: built for company deployments with admins and security policies, not for one person setting up an agent this afternoon.
How to choose a no-code AI agent builder
- Your agent’s job starts in your inbox or calendar: go with Carly. It triggers on the email or meeting request itself and works across all of your accounts.
- You already pay for Zapier and have dozens of Zaps: Zapier Agents.
- Your team lives in Slack: Lindy.
- You want a visual canvas: n8n.
- The agent has to click around websites: Tasklet.
- Your company is all-in on one big suite: Copilot Studio or Google’s Gemini agent.
Three questions sort out the rest. What starts the agent, an event or you? Can it reach every app the job touches? And can you see what it did and stop it in one click? If a builder can’t answer the first one with “an event,” you’ll end up babysitting it. More on that in AI agent vs AI assistant.
FAQ
What is a no-code AI agent builder?
A tool that lets you create an AI agent by describing what it should do instead of writing code. You give it a trigger, the apps it can use and its instructions, and it runs on its own from then on. Carly builds the whole agent from one plain-English description.
What is the best AI agent builder for small business?
For most small businesses, Carly: it connects to your email, calendar, CRM and thousands of other apps, fires on real events like new emails and calls, and starts free. See AI agents for small business for the jobs worth handing off first.
Can I build an AI agent for free?
Yes. Carly’s Zapier-style workflows are free, and AI agents start at $35/month. Zapier Agents has a free tier of 400 activities a month, and n8n is free if you self-host it.
What’s the difference between an AI agent builder and an automation tool like Zapier?
An automation tool runs fixed steps: when X happens, do Y. An agent builder adds judgment in the middle: read the email, decide what it’s asking for, check the calendar, then act. Most builders now do both. Carly mixes fixed steps and AI steps in one workflow.
Do I need a developer to build an AI agent?
Not with a no-code builder. You need to know the job well enough to explain it to a new hire. n8n is the exception on this list: it helps to have someone comfortable with APIs.
How do I build a custom AI agent for my business?
Pick one repeated job, like answering scheduling emails or logging calls to your CRM. Write down what starts it, what a good result looks like and what it should never do. Then describe that to an agent builder and test it on real examples before letting it send anything. With Carly, that description is the whole setup.
Ready to automate your busywork?
Carly schedules, researches, and briefs you—so you can focus on what matters.
See what people say
"Before Carly, I relied on a Calendly link, but the whole process felt impersonal and not very professional. Carly changed that by handling all the back-and-forth, so I'm no longer stuck in endless email threads trying to line up schedules.
Now Carly reaches out to candidates, shares my real-time availability, lets them pick a slot, then sends a Zoom link and drops it straight into my calendar. She sends reminders to both of us before each call, which has significantly reduced no-shows and last-minute confusion.
On top of scheduling, Carly acts like a full executive assistant, sending me my schedule the night before so I can prepare for each call. It reminds me of the old x.ai assistant, but Carly is noticeably smarter, faster, and better suited to my healthcare recruitment business."
