4chan logo

4chan

4chan

UnknownFreeOpen Sourcesocial1.1k

Simple image-based bulletin board dedicated to a variety of topics

Use it when

No authentication required

Watch for

Limited to image-based bulletin boards

First check

Start by accessing the API endpoints directly as no authentication is required. Review the official GitHub repository for endpoint details and usage guidelines.

Auth
none
CORS
No
HTTPS
Yes
Signup
None
Latency
586 ms
Protocol
REST
Pricing
free
Stars
1.1k

Uptime · 30-day window

Health history will appear here after the next daily check.

GitHub activity

1,10024 open issuesLast commit 1175d ago
01

About this API

4chan is a simple image-based bulletin board platform that allows users to post and discuss a wide range of topics anonymously. The API provides access to the content posted on various boards, enabling developers to retrieve threads, posts, and images.

This API is useful for developers interested in building applications that display or analyze anonymous imageboard content, such as aggregators, monitoring tools, or social media clients. Since 4chan is known for its diverse and often ephemeral content, the API offers a way to programmatically interact with this unique social platform.

Because the API requires no authentication, it is easy to start using but may have limitations in tracking usage or enforcing rate limits. The API is primarily REST-based and focuses on delivering image and discussion data from the boards.

02

What you can build

  • 1Display image threads from various boards
  • 2Generate anonymous discussion feeds
  • 3Aggregate popular posts by topic
  • 4Monitor new posts in real-time
03

Strengths & limitations

Strengths

  • No authentication required
  • Covers diverse topics
  • Image-focused content

Limitations

  • Limited to image-based bulletin boards
  • No authentication limits usage tracking
04

Example request

Generic template — replace <endpoint> with the real path from the docs.
curl https://github.com/4chan/4chan-API/<endpoint>
05

Getting started

Start by accessing the API endpoints directly as no authentication is required. Review the official GitHub repository for endpoint details and usage guidelines.

06

FAQ

Do I need an API key to use the 4chan API?+

No, the 4chan API does not require any authentication or API key.

Is there a free tier for the 4chan API?+

Yes, the API is publicly accessible without any cost or usage tiers.

What kind of data does the 4chan API return?+

It returns image-based posts and threads from various discussion boards.

Can I use the 4chan API from a browser?+

Yes, since it is a REST API without authentication, it can be accessed from browsers.

Is HTTPS required to access the 4chan API?+

The API documentation should be checked for protocol support, but HTTPS is generally recommended.

07

Technical details

CORS: NoHTTPS: YesSignup: NoOpen source: Yes
Auth type
none
Pricing
free
Protocols
REST
Response time
586 ms
08

Tags