Open-source automation with AI steps built in
Sai
Your first AI robosecretary with its own computer fleet
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See how this agent ranks in our Best AI Agents guide, or browse the full AI Agents category:
About Sai
Sai by Simular AI is a computer-use agent - a robosecretary - that turns a private cloud VM or your own device into a self-operating computer: it reasons and acts inside real interfaces, clicking and typing through browsers, desktop apps, file systems and terminals exactly like you would, so it can automate software that has no API.. Critical steps pause for your approval via iMessage, SMS or Telegram, and every run is watchable live.
Sai website preview
Live preview of sai.work via the WordPress mShots service — it can take a few seconds to generate on a first visit.
Sai: strengths & things to check
Strengths
- Free tier available — you can start without paying (freemium model).
- Covers computer use, agent, automation, cloud computer, workflows — see the focus areas listed in its key facts.
- Has 6 close alternatives in the same category on this page, so switching or comparing is easy.
Things to check
- The full feature set sits behind a paid plan — check which limits the free tier carries on the official site before committing.
- Current plan prices are not listed here (they change too often to print reliably) — confirm the exact price on the official site.
- It is one of 316 tools in the AI Agents category here — compare it against the alternatives below before you commit.
Derived from this listing's own data (pricing model, focus areas and category) — not a hands-on review score.
Sai pricing
| Pricing model | Freemium — a free tier lets you start, and paid plans are available if you need more. |
|---|---|
| Free access | Yes — free tier, paid upgrades available |
| Current plan prices | Listed on the official site — prices change, so this directory links out instead of printing a number that may already be stale. |
| Official site | sai.work |
Sai key facts
- Category: AI Agents
- Pricing: Freemium — a free tier lets you start, and paid plans are available if you need more.
- Focus areas: computer use, agent, automation, cloud computer, workflows
- Official site: sai.work
Sai FAQ
How much does Sai cost?
Freemium — a free tier lets you start, and paid plans are available if you need more. Current plans and prices are listed on the official site (sai.work).
What is Sai used for?
Your first AI robosecretary with its own computer fleet Its focus areas in the AI Agents category: computer use, agent, automation, cloud computer, workflows.
Where can I try Sai?
On its official site, sai.work — the Visit Official Site button above goes straight there.
Sai vs alternatives
| Sai | Activepieces | Gumloop | Lindy | |
|---|---|---|---|---|
| Pricing | Freemium — a free tier lets you start, and paid plans are available if you need more. | Freemium — a free tier lets you start, and paid plans are available if you need more. | Freemium — a free tier lets you start, and paid plans are available if you need more. | Freemium — a free tier lets you start, and paid plans are available if you need more. |
| Focus areas | computer use, agent, automation, cloud computer, workflows | automation, open source, workflows | automation, workflows, no code | ai agent, ai employee, automation, workflows |
| Official site | sai.work | activepieces.com | gumloop.com | lindy.ai |
| Directory status | Listed | Listed | Listed | Listed |
Side-by-side from each listing's own directory data. Full alternative cards are below.
About the AI Agents category
Autonomous AI agents that plan and execute tasks for you — general agents, AI browsers, AI employees, app builders, and coding agents. The AI Agents category on Tools Hub currently lists 316 tools. Alongside Sai, it includes Ottermind, Kortix, Leveld, CogniAgent.
Alternatives to Sai
Tools in the same AI Agents category that share focus areas with Sai — worth comparing before you commit:
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The AI employee that gets work done
Turn domain expertise into shareable AI agents and multi-agent workflows, no code.
Automate your day-to-day tasks with AI using plain English instructions
Where thinking meets doing
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