How to use the Yes No API in Ruby

Generate yes or no randomly. This guide calls it from Ruby with code we've run against the live endpoint.

Online · 923 msEndpoint tested Oct 24, 2026

1. What you need

Ruby 2.7 or newer. net/http and json are in the standard library.

No API key or sign-up. Endpoint: https://yesno.wtf/api

Ruby

require "net/http"
require "json"

data = JSON.parse(Net::HTTP.get(URI("https://yesno.wtf/api")))
puts data

Trimmed from the live response on Oct 24, 2026.

JSON

{
  "answer": "yes",
  "forced": false,
  "image": "https://yesno.wtf/assets/yes/13-c3082a998e7758be8e582276f35d1336.gif"
}

Set a timeout and handle non-200 responses: free APIs can rate-limit or go down.
Cache responses where you can, instead of calling the API on every page view.
Read the official documentation ↗ for rate limits and terms of use.

No. The Yes No API works without an API key, so the Ruby example runs as-is.

Yes. It sends CORS headers, so front-end JavaScript can call it directly.

JSON. The example response on this page is trimmed from a real response our health check received on Oct 24, 2026.