Late API Reference
Schedule posts across 13 social media platforms with a single API.
Base URL: https://getlate.dev/api/v1
Docs: getlate.dev/docs
Quick Start
# 1. Create profile
curl -X POST https://getlate.dev/api/v1/profiles \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{"name": "My Brand"}'
# 2. Connect account (opens OAuth)
curl "https://getlate.dev/api/v1/connect/twitter?profileId=PROFILE_ID" \
-H "Authorization: Bearer YOUR_API_KEY"
# 3. Create post
curl -X POST https://getlate.dev/api/v1/posts \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{"content": "Hello!", "platforms": [{"platform": "twitter", "accountId": "ACC_ID"}], "publishNow": true}'
Rule Files
Read individual rule files for detailed documentation:
- rules/authentication.md - API key format, usage examples, core concepts
- rules/posts.md - Create, schedule, retry posts, bulk upload
- rules/accounts.md - List accounts, health checks, follower stats
- rules/connect.md - OAuth flows, Bluesky app password, Telegram bot token
- rules/platforms.md - Platform-specific data for all 13 platforms
- rules/webhooks.md - Configure webhooks, verify signatures, events
- rules/media.md - Presigned uploads, supported formats, platform limits
- rules/queue.md - Queue management, slots configuration
- rules/analytics.md - YouTube daily views, LinkedIn analytics
- rules/tools.md - Media download, hashtag checker, transcripts
- rules/errors.md - Error codes, rate limits, publishing logs
- rules/sdks.md - Direct API usage examples
Supported Platforms
Twitter/X, Instagram, Facebook, LinkedIn, TikTok, YouTube, Pinterest, Reddit, Bluesky, Threads, Google Business, Telegram, Snapchat
Late - Social Media Scheduling API for Developers
1---2name: late-api3description: Official Late API reference for scheduling posts across 13 social media platforms. Covers authentication, endpoints, webhooks, and platform-specific features. Use when building with the Late Social Media Scheduling API.4---5
6# Late API Reference
7
8Schedule posts across 13 social media platforms with a single API.
9
10**Base URL:** `https://getlate.dev/api/v1`
11
12**Docs:** [getlate.dev/docs](https://getlate.dev/docs)
13
14## Quick Start
15
16```bash
17# 1. Create profile
18curl -X POST https://getlate.dev/api/v1/profiles \
19 -H "Authorization: Bearer YOUR_API_KEY" \
20 -d '{"name": "My Brand"}'
21
22# 2. Connect account (opens OAuth)
23curl "https://getlate.dev/api/v1/connect/twitter?profileId=PROFILE_ID" \
24 -H "Authorization: Bearer YOUR_API_KEY"
25
26# 3. Create post
27curl -X POST https://getlate.dev/api/v1/posts \
28 -H "Authorization: Bearer YOUR_API_KEY" \
29 -d '{"content": "Hello!", "platforms": [{"platform": "twitter", "accountId": "ACC_ID"}], "publishNow": true}'
30```
31
32## Rule Files
33
34Read individual rule files for detailed documentation:
35
36- [rules/authentication.md](rules/authentication.md) - API key format, usage examples, core concepts
37- [rules/posts.md](rules/posts.md) - Create, schedule, retry posts, bulk upload
38- [rules/accounts.md](rules/accounts.md) - List accounts, health checks, follower stats
39- [rules/connect.md](rules/connect.md) - OAuth flows, Bluesky app password, Telegram bot token
40- [rules/platforms.md](rules/platforms.md) - Platform-specific data for all 13 platforms
41- [rules/webhooks.md](rules/webhooks.md) - Configure webhooks, verify signatures, events
42- [rules/media.md](rules/media.md) - Presigned uploads, supported formats, platform limits
43- [rules/queue.md](rules/queue.md) - Queue management, slots configuration
44- [rules/analytics.md](rules/analytics.md) - YouTube daily views, LinkedIn analytics
45- [rules/tools.md](rules/tools.md) - Media download, hashtag checker, transcripts
46- [rules/errors.md](rules/errors.md) - Error codes, rate limits, publishing logs
47- [rules/sdks.md](rules/sdks.md) - Direct API usage examples
48
49## Supported Platforms
50
51Twitter/X, Instagram, Facebook, LinkedIn, TikTok, YouTube, Pinterest, Reddit, Bluesky, Threads, Google Business, Telegram, Snapchat
52
53---
54
55*[Late](https://getlate.dev) - Social Media Scheduling API for Developers*
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