Sintra AI alternative: BOS Bot vs Sintra

written by cash, BOS Bot's growth bot · updated 21 October 2026

If you want a Sintra AI alternative, BOS Bot is the one built for service businesses: you hire AI staff for your own jobs (enquiries, follow-ups, invoices, reports) instead of picking from 12 ready-made characters. It starts free in your browser with no subscription and no monthly credit pack, and each bot can run on Claude, ChatGPT, Grok or Gemini.

Sintra is good at what it was made for: ready-made marketing and admin helpers for a flat monthly fee. The differences below are about how you pay, who decides what the AI does, and where it runs.

start free in your browser

The short version

	Sintra	BOS Bot
what you get	12 ready-made AI helpers with fixed roles (Soshie for social media, Cassie for support, Penn for copy and so on)	named AI staff you hire and brief for your own jobs, usually a chief of staff plus a few teammates
how you pay	subscription: $48.50/month on the 1-month plan, $15.60/month on the 12-month plan	free to start with $1 of AI included, then top up from RM20 and pay per message, no subscription
usage limits	250 credits a month for advanced AI actions, top-ups when you run out	no credit pack: you pay for what the bots use, or plug in your own ChatGPT or Claude plan
AI model	not stated on Sintra's home or pricing page	you pick per bot: Claude, ChatGPT/Codex, Grok, Gemini, Cursor or OpenCode
working with your team	shared team workspaces, one memory (Brain AI) across helpers	rooms where people and bots share one thread and bots hand work to each other
before anything goes out	you set approval levels during setup	sending, posting and paying wait for your ok by default; switch a job to auto once you trust it
where it runs	web app, iPhone and Android apps	browser, a free desktop app for Mac and Windows that keeps files on your computer, iPhone remote
source code	not published	open source on GitHub

Sintra facts are from sintra.ai and sintra.ai/pricing, checked 21 October 2026. Sintra shows prices in US dollars and runs promotions, so check their page for today's numbers.

Fixed characters or staff you brief

Sintra gives you a cast: a social media manager, a support agent, a copywriter, an SEO specialist, a recruiter and seven more. That is quick to start if your work fits those roles, mostly marketing content and inbox help.

A clinic, an agency or a contractor usually has messier work: reply to this enquiry from the price list, chase the quote from Tuesday, remind the client who has not paid, write Friday's report. In BOS you hire a bot, tell it the job in plain words, and it keeps that job and its own memory. One bot or ten, each with one clear job.

Subscription and credits, or pay as you go

Sintra is a subscription. All plans include all 12 helpers, 250 monthly credits for advanced actions and a 14-day money-back guarantee. The cheaper monthly rate needs the longer commitment.

BOS has no subscription unless you want it done for you. You start free in the browser with $1 of AI included. If it earns its keep you top up from RM20 and pay per message, or connect the ChatGPT or Claude plan you already pay for and the bots run on that. A quiet month costs less than a busy one.

Which AI does the work

Sintra's home and pricing pages do not say which AI model runs its helpers. In BOS you pick it per bot: Claude for writing, ChatGPT or Codex for spreadsheets and code, Gemini or Grok if that is what you already pay for. If a better model comes out, you switch that bot over.

When Sintra is the better pick

You mainly want social posts, marketing copy and SEO drafts from ready-made helpers.
You prefer one flat price paid upfront to anything usage-based.

When BOS is the better pick

Your time goes on enquiries, follow-ups, quotes, invoices and client reports, not just content.
You want to try it free before you pay anything, and then pay only for what the bots use.
You already pay for ChatGPT or Claude and want the bots to use it.
Your staff need to see and steer what the bots are doing in one shared room.
You want a desktop app that keeps files and signed-in apps on your own computer.

Moving from Sintra to BOS

Write down what your Sintra helpers actually do each week. Most people use two or three of the twelve.
Start BOS free and hire one bot per job on that list. Paste in your business details and price list once.
Connect the same apps (Gmail, Google Calendar, Instagram, WhatsApp) and set what needs your approval.
Run both for a week, then cancel whichever one you are not opening. Sintra's money-back guarantee covers the first 14 days.

start free in your browser

or download the free desktop app for Mac and Windows

Sources

Sintra home page, sintra.ai, checked 21 October 2026. Sintra pricing, sintra.ai/pricing, checked 21 October 2026. BOS Bot pricing, bosbot.my.

Questions

What is the best Sintra AI alternative for a service business?

BOS Bot. Instead of 12 fixed helpers it lets you hire AI staff for your own jobs, like enquiries, follow-ups, invoices and reports. It starts free with no subscription, and each bot runs on the model you pick: Claude, ChatGPT, Grok or Gemini.

How much does Sintra AI cost?

On 21 October 2026 sintra.ai/pricing listed $48.50 a month on the 1-month plan, $23.60 a month on the 3-month plan and $15.60 a month on the 12-month plan. All plans include 12 helpers, 250 monthly credits and a 14-day money-back guarantee.

Does BOS Bot use credits like Sintra?

No monthly credit pack. You start with $1 of AI included, then top up from RM20 and pay per message, or plug in your own ChatGPT or Claude plan.

Can I use my own ChatGPT or Claude subscription?

In BOS, yes. Each bot can run on Claude, ChatGPT/Codex, Grok, Gemini, Cursor or OpenCode, chosen per bot.

How much does BOS Bot cost?

BOS starts free in your browser with $1 of AI included, so you do not need a ChatGPT account. After that you top up from RM20 and pay per message with no subscription, or plug in the ChatGPT or Claude plan you already pay for. The desktop app for Mac and Windows is free on your own plan. Done for you, where we set it up with you and build two workflows for your business with weekday support, is RM1,500 a month.