Twitter / X Posting API
Publish to Twitter/X through one simple API that fits apps, platforms, automations, and AI workflows.
- Tweets, threads, polls, and Community posts via one endpoint
- Image, video, and GIF uploads
- OAuth handled, no Twitter developer app needed
- Real-time webhooks for post status
{ "platforms": ["twitter", "linkedin"], "content": "Hello world!" }
"I was up and running on six different platforms in under 30 minutes. Strongly recommend!"
David Flor, Founder at Darklight Interactive
"Couldn't figure out the official Pinterest API. PostPeer was smooth. Using it daily."
Divanshu Khatter, Marketing Manager at Sembark
"Great integration experience. Jonathan ships fixes within hours. Mad respect for the speed."
Het Tikawala, Founder at Kalizzle AI Studio
Add Social Media to Your Product in Three Steps
Connect once, then publish, schedule, and read data through the same API.
01
Get Your API Key
Sign up and get your API key instantly. No sales calls or complicated setup.
02
Integrate in Minutes
Connect once to PostPeer to publish, schedule, analyze, manage comments, and handle messages.
03
Support Every Major Platform
Give your users access to major social platforms without building and maintaining each integration yourself.
New to PostPeer? Read the getting started guide
Explore Requests and Responses by Format
Use the same endpoint and change only the fields required for each publishing format.
{
"content": "We just shipped v2.4. Faster uploads, fewer retries.",
"platforms": [
{
"platform": "twitter",
"accountId": "abc123"
}
],
"publishNow": true
}{
"success": true,
"status": "published",
"postId": "post_abc123",
"platforms": [
{
"platform": "twitter",
"success": true,
"platformPostUrl": "https://twitter.com/you/status/123456"
}
]
}POST https://api.postpeer.dev/v1/posts
Everything You Need for Twitter Posting
Skip the Twitter API complexity. PostPeer gives you a simple, unified endpoint for all Twitter publishing needs.
Single Tweets & Threads
Post a single tweet or create multi-tweet threads with a single API request. Each thread item supports text and media.
Community Posts
Post directly into any Twitter Community by passing a communityId. Optionally share with your followers at the same time using shareWithFollowers.
Rich Media Support
Upload images, videos, and GIFs. PostPeer validates media against Twitter's specifications before publishing.
Polls
Create Twitter polls with 2–4 options and configurable duration. Just pass poll data in platformSpecificData.
Scheduled Posting
Schedule tweets for any time with timezone support. PostPeer queues and delivers at the scheduled time.
Cross-Post With Other Platforms
Post the same content to Twitter, Instagram, YouTube, and more in a single workflow. Platform-specific formatting is handled for you.
Need More Than Publishing?
Use the same connected X accounts when your product needs to extend beyond creating posts.
Ship Twitter Posting in Any Stack
Whether your product is a Node app, a no-code workflow, or an AI agent, the same PostPeer API can power the publishing workflow.
Dev Stack
Typed SDKs and predictable REST APIs let you integrate PostPeer into the stack your application already uses.
- Node.js SDK
- Python SDK
- REST + cURL
- TypeScript-first types
AI Agents & MCP
Give Claude, Cursor, Codex, or your own AI agent the ability to publish, schedule, and interact with social workflows through PostPeer.
Connect via MCPBeyond Twitter / X: Every Supported Platform
Start with Twitter / X, then reach every other network through the same API.
Twitter / X API
Publish to Twitter / X via one API.
Instagram API
Publish to Instagram via one API.
YouTube API
Publish to YouTube via one API.
Facebook API
Publish to Facebook via one API.
TikTok API
Publish to TikTok via one API.
Threads API
Publish to Threads via one API.
Pinterest API
Publish to Pinterest via one API.
LinkedIn API
Publish to LinkedIn via one API.
Bluesky API
Publish to Bluesky via one API.
Google Business API
Publish to Google Business via one API.
Add More Social Capabilities
Use the same connected accounts to schedule, analyze, manage comments, and handle conversations.
Frequently Asked Questions
Power Your Next Project With a Unified Social Media API
Give your users posting, scheduling, analytics, and engagement features through one API your team can maintain.
Start with 20 free credits. No credit card required.