TETR.IO API
Overview
The TETR.IO API (Tetra Channel) provides real-time statistics and profile data for players of TETR.IO, a modern competitive Tetris game. It is free to use without authentication and returns data including rankings, scores, and replay information. Great for beginners interested in game data and leaderboards.
Beginner Tip
Usernames in TETR.IO are case-insensitive but must be URL-encoded if they contain special characters. Start by fetching a user profile to understand the data structure before querying leaderboards.
Available Data
Example Response
{
"id": 1,
"name": "TETR.IO",
"data": "TETR.IO Tetra Channel API",
"source": "TETR.IO"
} Field Reference
success Whether the API request was successful. Always check this before reading data. data.user.username The unique display name of the TETR.IO player. data.user.xp Total experience points earned by the player. data.user.gamesplayed Total number of online games the player has participated in. data.user.league.rating TETRA LEAGUE rating (TR) representing the player's competitive rank. data.user.country Two-letter ISO country code of the player's registered country. Implementation Example
// ⚠️ Note: This URL may be a documentation page. Check official docs for actual API endpoint.
const url = "https://tetr.io/about/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
Matrix Score Breakdown
Fully tested on Apr 5, 2026
Technical Specifications
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