4chan API

API

Free JSON API for accessing 4chan's image board content

Overview

The 4chan API offers RESTful access to public data from its image-based bulletin boards. Key endpoints include /boards.json (list active boards), /{board}/threads.json (threads in a board), and /{board}/res/{thread_id}.json (single thread details with posts/images). Responses are JSON-formatted. Use cases: Building third-party clients, archiving content, analyzing community trends, or integrating 4chan data into social research projects focused on online discussions.

Example Integration (JavaScript)

script.js JS


fetch('https://github.com/4chan/4chan-API')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful interface
JSON support
No authentication required
Access to boards/threads/posts
Public content retrieval

Frequently Asked Questions

? Is the 4chan API free to use?

Yes, the 4chan API is completely free, but users must adhere to 4chan's terms of service and content policies.

? Does it require an API Key?

No, the 4chan API does not require authentication or an API key for accessing public content.

? What is the response format?

All responses from the 4chan API are in JSON format, which is widely compatible with most programming languages and tools.

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Tool Info

Pricing Free

Category Social

Platform Public API

Pros

⊕ Easy integration (no API key)
⊕ Comprehensive board/thread data
⊕ Free to use
⊕ Simple endpoint structure

Cons

⊖ Rate-limited
⊖ No official support/SLA
⊖ Content may be NSFW
⊖ Limited to public content only