Upload-Post API

Post content to multiple social media platforms with a single API call.

Documentation

Full API docs: https://docs.upload-post.com
LLM-friendly: https://docs.upload-post.com/llm.txt

Setup

Create account at upload-post.com
Connect your social media accounts
Create a Profile (e.g., "mybrand") - this links your connected accounts
Generate an API Key from dashboard
Use the profile name as user parameter in API calls

Authentication

Authorization: Apikey YOUR_API_KEY

Base URL: https://api.upload-post.com/api

The user parameter in all endpoints refers to your profile name (not username), which determines which connected social accounts receive the content.

Endpoints Reference

Endpoint	Method	Description
/upload_videos	POST	Upload videos
/upload_photos	POST	Upload photos/carousels
/upload_text	POST	Text-only posts
/upload_document	POST	Upload documents (LinkedIn only)
/uploadposts/status?request_id=X	GET	Check async upload status
/uploadposts/history	GET	Upload history
/uploadposts/schedule	GET	List scheduled posts
/uploadposts/schedule/<job_id>	DELETE	Cancel scheduled post
/uploadposts/schedule/<job_id>	PATCH	Edit scheduled post
/uploadposts/me	GET	Validate API key
/analytics/	GET	Get analytics
/uploadposts/facebook/pages	GET	List Facebook pages
/uploadposts/linkedin/pages	GET	List LinkedIn pages
/uploadposts/pinterest/boards	GET	List Pinterest boards
/uploadposts/reddit/detailed-posts	GET	Get Reddit posts with media
/ffmpeg	POST	Process media with FFmpeg

Upload Videos

curl -X POST "https://api.upload-post.com/api/upload_videos" \
  -H "Authorization: Apikey YOUR_KEY" \
  -F "user=profile_name" \
  -F "platform[]=instagram" \
  -F "platform[]=tiktok" \
  -F "video=@video.mp4" \
  -F "title=My caption"

Key parameters:

user: Profile username (required)
platform[]: Target platforms (required)
video: Video file or URL (required)
title: Caption/title (required)
description: Extended description
scheduled_date: ISO-8601 date for scheduling
timezone: IANA timezone (e.g., "Europe/Madrid")
async_upload: Set true for background processing
first_comment: Auto-post first comment

Upload Photos

curl -X POST "https://api.upload-post.com/api/upload_photos" \
  -H "Authorization: Apikey YOUR_KEY" \
  -F "user=profile_name" \
  -F "platform[]=instagram" \
  -F "photos[]=@photo1.jpg" \
  -F "photos[]=@photo2.jpg" \
  -F "title=My caption"

Instagram & Threads support mixed carousels (photos + videos in same post).

Upload Text

curl -X POST "https://api.upload-post.com/api/upload_text" \
  -H "Authorization: Apikey YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "user": "profile_name",
    "platform": ["x", "threads", "bluesky"],
    "title": "My text post"
  }'

Supported: X, LinkedIn, Facebook, Threads, Reddit, Bluesky.

Upload Document (LinkedIn only)

Upload PDFs, PPTs, DOCs as native LinkedIn document posts (carousel viewer).

curl -X POST "https://api.upload-post.com/api/upload_document" \
  -H "Authorization: Apikey YOUR_KEY" \
  -F "user=profile_name" \
  -F 'platform[]=linkedin' \
  -F "document=@presentation.pdf" \
  -F "title=Document Title" \
  -F "description=Post text above document"

Parameters:

document: PDF, PPT, PPTX, DOC, DOCX (max 100MB, 300 pages)
title: Document title (required)
description: Post commentary
visibility: PUBLIC, CONNECTIONS, LOGGED_IN, CONTAINER
target_linkedin_page_id: Post to company page

Supported Platforms

Platform	Videos	Photos	Text	Documents
TikTok	✓	✓	-	-
Instagram	✓	✓	-	-
YouTube	✓	-	-	-
LinkedIn	✓	✓	✓	✓
Facebook	✓	✓	✓	-
X (Twitter)	✓	✓	✓	-
Threads	✓	✓	✓	-
Pinterest	✓	✓	-	-
Reddit	-	✓	✓	-
Bluesky	✓	✓	✓	-

Upload History

curl "https://api.upload-post.com/api/uploadposts/history?page=1&limit=20" \
  -H "Authorization: Apikey YOUR_KEY"

Parameters:

page: Page number (default: 1)
limit: 10, 20, 50, or 100 (default: 10)

Returns: upload timestamp, platform, success status, post URLs, errors.

Scheduling

Add scheduled_date parameter (ISO-8601):

{
  "scheduled_date": "2026-02-01T10:00:00Z",
  "timezone": "Europe/Madrid"
}

Response includes job_id. Manage with:

GET /uploadposts/schedule - List all scheduled
DELETE /uploadposts/schedule/<job_id> - Cancel
PATCH /uploadposts/schedule/<job_id> - Edit (date, title, caption)

Check Upload Status

For async uploads or scheduled posts:

curl "https://api.upload-post.com/api/uploadposts/status?request_id=XXX" \
  -H "Authorization: Apikey YOUR_KEY"

Or use job_id for scheduled posts.

Analytics

curl "https://api.upload-post.com/api/analytics/profile_name?platforms=instagram,tiktok" \
  -H "Authorization: Apikey YOUR_KEY"

Supported: Instagram, TikTok, LinkedIn, Facebook, X, YouTube, Threads, Pinterest, Reddit, Bluesky.

Returns: followers, impressions, reach, profile views, time-series data.

Get Pages/Boards

# Facebook Pages
curl "https://api.upload-post.com/api/uploadposts/facebook/pages" \
  -H "Authorization: Apikey YOUR_KEY"

# LinkedIn Pages  
curl "https://api.upload-post.com/api/uploadposts/linkedin/pages" \
  -H "Authorization: Apikey YOUR_KEY"

# Pinterest Boards
curl "https://api.upload-post.com/api/uploadposts/pinterest/boards" \
  -H "Authorization: Apikey YOUR_KEY"

Reddit Detailed Posts

Get posts with full media info (images, galleries, videos):

curl "https://api.upload-post.com/api/uploadposts/reddit/detailed-posts?profile_username=myprofile" \
  -H "Authorization: Apikey YOUR_KEY"

Returns up to 2000 posts with media URLs, dimensions, thumbnails.

FFmpeg Editor

Process media with custom FFmpeg commands:

curl -X POST "https://api.upload-post.com/api/ffmpeg" \
  -H "Authorization: Apikey YOUR_KEY" \
  -F "file=@input.mp4" \
  -F "full_command=ffmpeg -y -i {input} -c:v libx264 -crf 23 {output}" \
  -F "output_extension=mp4"

Use {input} and {output} placeholders
Poll job status until FINISHED
Download result from /ffmpeg/job/<job_id>/download
Supports multiple inputs: {input0}, {input1}, etc.

Quotas: Free 30min/mo, Basic 300min, Pro 1000min, Advanced 3000min, Business 10000min.

Platform-Specific Parameters

See references/platforms.md for detailed platform parameters.

Media Requirements

See references/requirements.md for format specs per platform.

Error Codes

Code	Meaning
400	Bad request / missing params
401	Invalid API key
404	Resource not found
429	Rate limit / quota exceeded
500	Server error

Notes

Videos auto-switch to async if >59s processing time
X long text creates threads unless x_long_text_as_post=true
Facebook requires Page ID (personal profiles not supported by Meta)
Instagram/Threads support mixed carousels (photos + videos)

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