# Zernio — AI Compare Ninja

> API for social accounts, ads, messages, phone, and AI agents, billed by usage.

## Overview
- **Category:** Content & SEO (Writing & marketing content)
- **Status:** Active · checked
- **Paid from:** 6 USD / Month (Accounts 3-10)
- **Free access:** Free plan (The first 2 accounts are free and do not need a card.)
- **Website:** https://zernio.com/
- **Canonical URL:** https://www.aicompare.ninja/en/tool/zernio

## What it does
- One API for social, ads, inbox, and phone, usable by AI agents.
- The first 2 accounts are free, then a graduated per-account fee.

## In brief
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.


## 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.

## Pricing tiers
| 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. |

## 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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*Source: AI Compare Ninja (2026) - https://www.aicompare.ninja/en/tool/zernio*