Zernio

Zernio

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Introduction
Unified social media & messaging API for developers and AI agents to post, schedule, message, and engage across 16 platforms.
Listed on
July 27, 2026

What is Zernio?

Zernio is a unified social media and messaging API that lets developers and AI agents publish content, schedule posts, send messages, and manage ads across 16 platforms including Twitter/X, Instagram, TikTok, LinkedIn, Facebook, YouTube, WhatsApp, and more. It provides a single REST API to handle social accounts, phone numbers, SMS, and WhatsApp, eliminating the need for separate integrations. The platform also offers SDKs, an MCP server, and tools for analytics, comments, and ads management.

How to use Zernio?

  • To get started with Zernio, sign up and obtain your API key in about 30 seconds. Then connect your social accounts, WhatsApp numbers, and ad accounts via hosted OAuth—no developer apps needed. Finally, use the API to publish posts, send messages, and run ads across multiple platforms, with documentation and SDKs available for quick integration.

Core features of Zernio

  • One REST API for 16 social platforms
  • Post scheduler with timezone support
  • Bulk scheduling via CSV upload
  • Queue posts for optimal times
  • Comments API for reading, replying, and moderating
  • DMs API across 7 platforms
  • Unified analytics for engagement metrics
  • Ads manager to boost posts on 7 ad networks

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