Posts
Publish text, link, image, gallery, and native video posts to Reddit.
Stop wrestling with Reddit's API. Zernio handles OAuth, rate limits, subreddit rules, and API changes - so you can focus on building your product.
Save 4-6 weeks of development time
Zernio API
Simple API key - start in 30 seconds
Automatic retries & queue management
Smart fallbacks for subreddit restrictions
Zero maintenance forever
One API for 17 platforms
Reddit API
Complex OAuth with Reddit app registration
Strict rate limits with per-user quotas
Each subreddit has unique posting rules
API changes and automoderator updates
Build separate integrations per platform

Profile
defaultLink your Reddit account through our dashboard. One-click OAuth - we handle all the Reddit permissions.

POST /v1/posts
const { data } = await zernio.posts.createPost({ body: { content: 'We just shipped v2', mediaItems: [{ url: 'https://cdn.acme.com/launch.jpg' }], platforms: [ { platform: 'reddit', accountId: 'acc_8f2a' }, ], scheduledFor: '2027-01-15T14:30:00', timezone: 'Europe/Madrid', }, });
Use our simple REST API to schedule posts with subreddit targeting. Same pattern works for all 17 platforms.

post.failed
Webhook sent to your app
Mon, 18 Jan
09:00, Europe/Madrid
We just shipped v2
Fri, 15 Jan at 14:30
Zernio submits at your scheduled time, handles mod rules, and notifies you via webhooks. You never touch Reddit's API directly.
Many communities restrict link posts
Publish text, link, image, gallery, and native video posts to Reddit.
List a subreddit's available flairs and apply one when you submit.
See where you can post, check a subreddit, and read its rules before you submit.
Search Reddit posts from a connected account and fetch a subreddit's feed with sorting and time filters.
Read and send Reddit direct messages, and start new conversations.
List, reply to, delete, and edit comments on Reddit.
Write it yourself with the SDKs, hand it to an agent over MCP, or run it from a shell.
Uses the real Reddit OAuth. You can disconnect right after
No credit card, no sales call. Same reliability, 10x less code.