M
API Matrix

Yes No API

⭐ Beginner's Pick Test Data / No Auth Required Beginner HTTPS
Free to Use Varies (check documentation)
95 Score
Grade A+
Visit Official Site Compare Alternatives

Overview

Yes No is a fun, no-auth-required API that returns a random yes or no answer along with a GIF image. It is perfect for beginners learning how to make HTTP requests and parse JSON responses. Use it to add playful decision-making or random outcomes to any project.

💡

Beginner Tip

No API key needed — just send a GET request and you get a JSON response immediately. Try it in your browser by pasting https://yesno.wtf/api directly into the address bar.

Available Data

randomly generated data
customizable output format
Use case: Integrate generate yes or no randomly data into web and mobile applications

Example Response

JSON Response 
{
  "status": "success",
  "data": {
    "result": "Data from Yes No",
    "description": "Generate yes or no randomly",
    "timestamp": "2025-01-15T10:00:00Z"
  }
}

Field Reference

answer The random decision — either "yes" or "no"
forced Whether the answer was forced by a query parameter rather than random
image URL of a GIF image that visually represents the yes or no answer

Implementation Example 

// ⚠️ Note: This URL may be a documentation page. Check official docs for actual API endpoint.
const url = "https://yesno.wtf/api";
const response = await fetch(url);
if (!response.ok) throw new Error(`Request failed: ${response.status}`);
const data = await response.json();
console.log(data);

What Can You Build?

Note: These code examples are AI-generated and unverified. Always refer to the official API documentation for accurate usage.

Common Errors & Troubleshooting

Empty or unexpected response The server occasionally returns an animation GIF URL that is temporarily unavailable
✓ Check the "answer" field first; ignore the image field if it returns a 404
CORS error in browser fetch Browser security policy blocks direct cross-origin requests from some setups
✓ Call the API from a backend or use a CORS proxy during development
TypeError: Cannot read property of undefined Trying to access response fields before the fetch Promise resolves
✓ Always await the response and call .json() before accessing fields like response.answer

Matrix Score Breakdown

🌐 Reachability 30/30
⚡ Speed 15/20
🔒 Security 15/15
🛠 Developer XP 20/20
✓ Reliability 15/15
Response Time 262ms

Fully tested on Apr 5, 2026

Technical Specifications

Auth No Auth
HTTPS REQUIRED
CORS UNKNOWN
Category Test Data
Difficulty Beginner
Verified: 2026-04-04

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