Late supports 13 major social media platforms. Each platform page includes quick start examples, media requirements, and platform-specific features.

Platform Quick Reference

Platform	Connect	Post	Analytics	Media Requirements
Twitter/X	OAuth 2.0	Text, Images, Videos, Threads	Yes	View
Instagram	OAuth 2.0	Feed, Stories, Reels, Carousels	Yes	View
Facebook	OAuth 2.0	Text, Images, Videos, Reels	Yes	View
LinkedIn	OAuth 2.0	Text, Images, Videos, Documents	Yes	View
TikTok	OAuth 2.0	Videos	Yes	View
YouTube	OAuth 2.0	Videos, Shorts	Yes	View
Pinterest	OAuth 2.0	Pins (Image/Video)	Yes	View
Reddit	OAuth 2.0	Text, Images, Videos, Links	Limited	View
Bluesky	App Password	Text, Images, Videos	Limited	View
Threads	OAuth 2.0	Text, Images, Videos	Yes	View
Google Business	OAuth 2.0	Updates, Photos	Yes	View
Telegram	Bot Token	Text, Images, Videos, Albums	No	View
Snapchat	OAuth 2.0	Stories, Saved Stories, Spotlight	Yes	View

Getting Started

1. Connect an Account

Each platform uses OAuth or platform-specific authentication. Start by connecting an account:

curl "https://getlate.dev/api/v1/connect/{platform}?profileId=YOUR_PROFILE_ID" \
  -H "Authorization: Bearer YOUR_API_KEY"

Replace {platform} with: twitter, instagram, facebook, linkedin, tiktok, youtube, pinterest, reddit, bluesky, threads, googlebusiness, telegram, or snapchat.

2. Create a Post

Once connected, create posts targeting specific platforms:

curl -X POST https://getlate.dev/api/v1/posts \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "content": "Hello from Late API!",
    "platforms": [
      {"platform": "twitter", "accountId": "YOUR_ACCOUNT_ID"}
    ],
    "publishNow": true
  }'

3. Cross-Post to Multiple Platforms

Post to multiple platforms simultaneously:

curl -X POST https://getlate.dev/api/v1/posts \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "content": "Cross-posting to all platforms!",
    "platforms": [
      {"platform": "twitter", "accountId": "acc_twitter"},
      {"platform": "linkedin", "accountId": "acc_linkedin"},
      {"platform": "bluesky", "accountId": "acc_bluesky"}
    ],
    "publishNow": true
  }'

Platform-Specific Features

Each platform has unique capabilities:

Twitter/X — Threads, polls, scheduled spaces
Instagram — Stories, Reels, Carousels, Collaborators
Facebook — Reels, Stories, Page posts
LinkedIn — Documents (PDFs), Company pages, Personal profiles
TikTok — Privacy settings, duet/stitch controls
YouTube — Shorts, playlists, visibility settings
Pinterest — Boards, Rich pins
Reddit — Subreddits, flairs, NSFW tags
Bluesky — Custom feeds, app passwords
Threads — Reply controls
Google Business — Location posts, offers, events
Telegram — Channels, groups, silent messages, protected content
Snapchat — Stories, Saved Stories, Spotlight, Public Profiles

Inbox Feature Matrix

Requires Inbox add-on — $1/social set/month

The Inbox API provides a unified interface for managing DMs, comments, and reviews across all platforms.

DMs Support

Platform	List	Fetch	Send Text	Attachments	Archive
Facebook	✅	✅	✅	✅	✅
Instagram	✅	✅	✅	❌	✅
Twitter/X	✅	✅	✅	✅	❌
Bluesky	✅	✅	✅	❌	✅
Reddit	✅	✅	✅	❌	✅
Telegram	✅	✅	✅	✅	✅

Comments Support

Platform	List	Post	Reply	Delete	Like	Hide
Facebook	✅	✅	✅	✅	✅	✅
Instagram	✅	❌	✅	✅	❌	✅
Twitter/X	✅	✅	✅	✅	✅	❌
Bluesky	✅	✅	✅	✅	✅	❌
Threads	✅	❌	✅	✅	❌	✅
Reddit	✅	✅	✅	✅	✅	❌
YouTube	✅	✅	✅	✅	❌	❌
LinkedIn	✅	✅	✅	✅	❌	❌
TikTok	❌	✅	✅	✅	❌	❌

Reviews Support

Platform	List	Reply	Delete Reply
Facebook	✅	✅	❌
Google Business	✅	✅	✅

Webhooks

Platform	`message.received`
Instagram	✅
Telegram	✅

No Support

Platform	Status	Notes
Pinterest	No API	No inbox features available
Snapchat	No API	No inbox features available

Platform Limitations

Platform	Limitation
Instagram	No DM attachments, reply-only comments, no comment likes (deprecated 2018)
Twitter/X	DMs require `dm.read` and `dm.write` scopes, no archive/unarchive, reply search cached (2-min TTL)
Bluesky	No DM attachments, like requires CID
Threads	No DMs, no comment likes, reply-only comments (no top-level), supports hide/unhide
Reddit	No DM attachments
Telegram	Bot-based, media limits (photos 10MB, videos 50MB)
YouTube	No DMs, no comment likes
LinkedIn	Org accounts only, no comment likes
TikTok	Cannot read comments (write-only)

See Messages, Comments, and Reviews API Reference for full endpoint documentation.

API Reference

Connect Account — OAuth flow for all platforms
Create Post — Post creation and scheduling
Upload Media — Image and video uploads
Analytics — Post performance metrics
Messages, Comments, and Reviews

Overview