Trusted by 2,000+ users

The Social Media API for
Developers and AI Agents

Add social features to your apps and AI agents in minutes. PostZen is a unified social media API to publish, schedule, and analyze posts across 10 channels.

Start for FreeContinue with Google

Works with

TypeScript
import PostZen from '@postzen/node'
const postzen = new PostZen()

// 1. Connect any of 10 channels via OAuth
const { authUrl } = await postzen.accounts.connect({ platform: "instagram", profileId });

// 2. Publish everywhere in one call
await postzen.posts.post({
  body: {
    content: 'New feature drop',
    mediaItems: [{ url: 'https://example.com/demo.mp4' }],
    platforms: [
      { platform: 'instagram', accountId: instagramId },
      { platform: 'linkedin', accountId: linkedinId },
      { platform: 'tiktok', accountId: tiktokId },
    ],
  },
})
Posts delivered
2.3M+
API uptime
99.97%
Active developers
2,000+
Average response
< 50ms

Before VS After

Skip the integration nightmare

Every social platform has its own developer app, review process, token lifecycle, and media rules. PostZen replaces all of it with one integration.

Building it yourself

  • 10 developer apps, 10 OAuth flows, 10 app reviews
  • Token refresh, rate limits, and retry logic per platform
  • Media specs and API rules that change without warning
  • Months of integration work before your first post
  • App review rejections and delays that block your launch
  • Quota restrictions that limit your users and frustrate your team
PostZen

2.3M+ posts

2,000+ users
  • One API key and one OAuth flow for every platform
  • Tokens, rate limits, and retries handled for you
  • Media validated and transformed per platform automatically
  • First post in production in under an hour

How it Works

Post everywhere in 3 steps

Go from signup to your first post across social platforms in under 5 minutes.

  1. 01. Get your API key

    Sign up and grab your key in seconds. No sales call, no demo gate.

  2. 02. Connect channels

    Link social accounts through one OAuth flow. No developer app reviews needed.

  3. 03. Launch

    Send one API request and you just added social media to your stack.

What You Can Do

Everything you need to ship social features

One unified social API for planning, publishing, media management, conversations, and performance tracking.

See all features

  • Scheduling & Queues

    Plan and queue content across all connected channels in one place. Keep your publishing consistent with less manual posting.

  • Inbox

    Read and reply to comments on Instagram, Facebook, and Threads, and answer Instagram DMs, from the dashboard or the API.

  • Analytics

    Get rich analytics on post performance and audience behavior, including age ranges, demographic splits, and engagement trends.

  • Post History

    Import past posts into one unified timeline to review what performed best, compare results over time, and reuse winning content ideas.

Reach Everyone

Publish Across 10 Social Networks with One API

Post to Facebook, X, Bluesky, Instagram, LinkedIn, Telegram, TikTok, Threads, Pinterest, and YouTube through a single API. New platforms are added without changing your integration.

Testimonials

Loved by 2,000+ users

Here's what some of our users have to say about PostZen.

PostZen helps get users for my mobile app with social automations. The MCP was easy to connect and everything just works.

Morgan Kievits

Founder, Psyche Meditations

Our agent sends drafts for approval and schedules them for us. I can track everything without jumping between dashboards.

Allan Chen

Agency Owner

I gave the docs to Claude Code and it helped me integrate social features for my web app in 30 mins.

Dan

Founder

The team adopted it overnight. Documentation and MCP are spot on.

Amy O.

Marketer, Vast Inc.

PostZen handles all of our backend social scheduling now, highly recommend their product and team.

Alex Park

Developer, Lumen

Support was unreal. We went from knowing nothing about social APIs to a full integration in 2 hours.

Henry Mason

Developer

FAQ

Frequently asked questions

Still have questions?

Custom integrations take months. PostZen social media API takes under an hour.

No. We handle developer apps, approvals, and platform-specific limits for you.

We transform content for each platform's requirements. Posts go out on time without custom retry logic.

Yes. Your users never need to see PostZen branding.

No. We use official platform APIs, so posts are treated like native posts.

Yes. PostZen uses a documented API and a hosted MCP server so agents can post, schedule, and manage social accounts through natural language.

Instagram, TikTok, X, LinkedIn, Facebook, Threads, YouTube, Pinterest, Bluesky, and Telegram.

Start Building in Minutes

Grab your API keys, make your first request, and start posting in minutes.

Start for Free