Zernio
API for social accounts, ads, messages, phone, and AI agents, billed by usage.
At a Glance
Zernio is an AI tool for Writing & marketing content (category: Content & SEO). Free access: Free plan. Paid from 6 USD per month (Accounts 3-10). Documented: 8 plans with prices and limits.
- Category
- Writing & marketing content
- Paid from
- 6 USD / Month (Accounts 3-10)
- Free Option
- Free plan
- Plans
- 8
- Sources
- 3 verified sources
Category: Content & SEO · Writing & marketing content
Features
Zernio is an API that lets products and AI agents schedule posts, send messages, and manage ads.
Billing is per connected account, not per seat. Every feature is included on every account.
The first 2 accounts cost 0 USD. Accounts 3 through 10 cost 6 USD, 11 through 100 cost 3 USD, and each account from 101 costs 1 USD.
- One API for social, ads, inbox, and phone, usable by AI agents.
- The first 2 accounts are free, then a graduated per-account fee.
Prices and plans
| Tier | Price | Period | What you get |
|---|---|---|---|
| Accounts 1-2 | free | Month | The first 2 connected social accounts are free. No card is required. |
| Accounts 3-10 | 6 USD | Month | 6 USD per account per month for accounts 3 through 10. The rate applies only inside this band. |
| Accounts 11-100 | 3 USD | Month | 3 USD per account per month for accounts 11 through 100. |
| Accounts 101+ | 1 USD | Month | 1 USD per account per month from account 101 up, with no cap. Optional enterprise discounts start at 2000 accounts. |
| Messages | 1 USD | Month | The first 10000 sent messages each month are free, then 1 USD per 10000. Without a card, sending pauses at 10000. |
| Phone numbers | 3 USD | Month | Dedicated numbers in 55 countries, from 3 USD per month. One number carries calls, SMS, and WhatsApp. |
| iMessage sender | 200 USD | Month | 200 USD per month per sender. Sent and received messages cost 0 USD. New conversations are capped at 1000 contacts per sender per day. |
| RCS US | 160 USD | Month | US agent monthly fee is 160 USD. Other markets are 75 USD per month. Setup is 150 USD when filed. US carrier approval is 750 USD once. |
Prices per vendor, excl. taxes/VAT where applicable.
Limits
The first 2 accounts are free. After that the price is graduated: accounts 3 through 10 cost 6 USD, 11 through 100 cost 3 USD, and each account from 101 costs 1 USD. The first 10000 sent messages are free, then 1 USD per 10000. Numbers start at 3 USD. An iMessage sender is 200 USD. RCS in the US is 160 USD per month.
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FAQ
Is Zernio available for free?
Yes. A permanently free plan is published, not a time-limited trial. The first 2 accounts are free and do not need a card.
How much does Zernio cost?
The cheapest paid plan of Zernio is Accounts 3-10 at 6 USD per month. 8 plans are documented in total, each with its price and limits.
Is Zernio currently available?
Zernio is still active.
How we compare
We compare free access, paid entry, plan limits, features and the listed official sources. Unsourced figures stay marked as not published.
Only confirmed entries appear in the catalog. Prices, plans and limits come from listed official vendor pages. Missing figures stay marked as not published. Search results are ordered by Task match by default; category and task lists are alphabetical. Both can be switched to Free access first; neither is a quality ranking. The vendor page always wins.
Edited and checked by the AI Compare Ninja team
Sources
All details regarding plans, limits, and features are based on official vendor documentation and the primary sources verified below.
- https://zernio.com/pricing
- https://zernio.com/
- https://zernio.com/legal-disclosure
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