Sarah AI vs Structurely
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Sarah AI and Structurely cover different jobs. Sarah is a published SMS assistant for Chicago real estate. The site at structurely.com, checked on October 13, 2026, presents a broader conversational platform and a second name. The about page is titled "21X, formerly Structurely," and the footer reads "© 2026 Structurely / 21X." Canonical links on those pages point at 21xai.com. This comparison treats that as one public product.
Sarah replies to property-inquiry texts, qualifies the lead, matches a Google Sheet, and books a showing on Google Calendar. Structurely's homepage describes voice, SMS, RCS, email, and chat for inbound and outbound sales, service, support, scheduling, and follow-up. Real estate is one named use case, beside mortgage, sports, private aviation, life insurance, home services, platforms, and agencies.
Older write-ups still quote flat monthly prices and onboarding fees for Structurely. Those figures were not on the pricing page fetched for this comparison, so they are left out.
Comparison
| Topic | Sarah AI | Structurely |
|---|---|---|
| Price as published | Free setup. $1 for the first month, then Starter is $99/month (500 messages, 1 number) and Professional is $199/month (2,000 messages, up to 3 agents). Enterprise is a custom price. | Not published as a monthly plan price. The page describes a platform fee plus token usage, and no per-seat license. Usage is "as low as" $0.07 per voice minute, $0.02 per SMS, and $0.02 per AI email. The platform fee has no dollar amount. Plans are Small Team, Large Team, and Enterprise / Build Your Own. The buttons say Talk to Sales. |
| Setup or onboarding fee | Free setup. The pricing page does not list a separate onboarding fee. | Not published. Onboarding is described as platform setup, industry-specific agents, launch support, and telephone-number setup. No dollar fee is listed. |
| Channels | SMS. Product pages describe replies to property-inquiry texts, 24 hours a day. Voice, email, and website chat are not listed. | The homepage lists voice, SMS, RCS, email, and chat, including inbound and outbound work. Pricing includes inbound and outbound voice plus SMS and email on the listed plans. The how-it-works page also labels RCS and a website chatbot. |
| Who it is built for | Chicago real estate agents, small brokerages, property managers, and landlords. The landlord page is written for independent and small landlords. | Small Team is for lean teams, Large Team for organizations with multiple teams, and Enterprise for companies building on the platform. Real estate is one use case: engage buyers and sellers, nurture leads, answer inquiries, schedule showings, and route high-intent conversations. Other tabs include mortgage, sports, aviation, insurance, home services, platforms, and agencies. |
| Notable integrations | Listings from the customer's Google Sheet. Showings on Google Calendar, with reminders and reschedules. No property-management system or named CRM is listed. | CRM integrations are Basic on Small Team and Advanced on Large Team and Enterprise. The pricing page describes a Salesforce dialer with live transfers and outcomes written back to Salesforce. The how-it-works page says outcomes sync to the CRM. No other real-estate CRM is named, and Google Calendar is not named. Small Team includes live transfers and appointment scheduling. |
When to choose Structurely instead
Structurely is the closer published fit when the work is multi-channel, not one SMS inbox. The pages list voice in both directions, SMS, email, RCS, and website chat, plus live transfers and appointment scheduling. The real-estate line covers buyers and sellers. Mortgage is its own use case. Outbound voice, a Salesforce dialer, and CRM sync are written on Structurely's site. Sarah's pages do not claim them.
The bill is a quote. You pay a platform fee, then tokens, and the page prints floor rates only. "As low as" means those rates are not a promise that every message bills at $0.02. Small Team is marked self-serve, and the button still says Talk to Sales. Onboarding is described without a fee. Choose Structurely when those channels are the requirement and a sales quote is acceptable.
When Sarah AI fits
Sarah AI is the closer published fit when the monthly number has to be on the page and the job is property-inquiry texts. Setup is free. The first month is $1. Starter is $99/month for 500 messages and one number. Professional is $199/month for 2,000 messages and up to 3 agents. Enterprise is a custom quote. The site does not add a per-message rate on top of those plans.
The workflow stays narrow. Sarah asks neighborhood, budget, bedrooms, pets, and move-in timing, matches the Google Sheet, and books Google Calendar, with reminders and reschedules. For landlords and property managers the budget question is monthly budget. Replies are described as arriving in seconds, with no guaranteed count published. That matches a Chicago agent, a brokerage of up to three agents on Professional, or a landlord who will keep a sheet. It does not match a call center. An earlier blog post is still up. This page is the one tied to the current pricing URL.
Questions
What does Structurely charge per month?
A monthly platform price was not on structurely.com/pricing on October 13, 2026. The page describes a platform fee plus usage. The floors it prints are $0.07 per voice minute, $0.02 per SMS, and $0.02 per AI email, each phrased as "as low as." Buttons say Talk to Sales.
Is Structurely the same product as 21X?
The about page is titled "21X, formerly Structurely." The footer says "© 2026 Structurely / 21X." Pages on structurely.com set canonical URLs on 21xai.com. This page treats those as one public product.
Does Structurely publish an onboarding fee?
No dollar onboarding fee was on the pricing page. The page does describe onboarding: account setup, industry agents, launch support, and telephone-number provisioning.
Does Sarah AI include voice or email?
The Sarah AI pages describe SMS only. They do not list voice, email, RCS, or website chat. Structurely's homepage lists voice, SMS, RCS, email, and chat.
Sources
Last checked: . Each competitor fact in the table is from one of these pages.
- Structurely pricing page — Platform fee, usage floors, plans, CRM levels, Salesforce, and onboarding. Canonical: https://www.21xai.com/pricing.
- Structurely homepage — Channels and the real-estate use case. Canonical: https://www.21xai.com/index.
- Structurely about page — Title "21X, formerly Structurely," and phone, SMS, RCS, chat, and email. Canonical: https://www.21xai.com/about.
- Structurely how-it-works page — RCS, website chatbot, CRM sync, and appointments. Canonical: https://www.21xai.com/how-it-works.
- Sarah AI pricing — Free setup, the $1 first month, Starter, Professional, and Enterprise.
- Sarah AI product page — SMS replies, qualification, Google Sheet matching, and Google Calendar booking.
- Sarah AI for landlords — Independent and small landlords, and monthly budget as a qualification question.
- Sarah AI for property managers — Vacancy inquiry texts, renter qualification, and showing scheduling.
- Sarah AI for real estate agents — The same SMS workflow for agents and small brokerages.
- Earlier blog post — An older post on this site. It is not a source for Structurely's current price.
Related: Earlier blog post: Sarah AI vs Structurely
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