XFERCHAIN

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X Coin

Start here

X Coin is its own blockchain. Its coin is XFER. You can hold it, send it to an address or an X @handle, and make your own tokens and NFTs on it.

This wiki covers everything: the chain, the lottery, wallets, tokens, Launch, and the explorer. Start here, then follow the links.

What XFER is

XFER is the coin of the X Coin chain. The smallest unit is a xferon. One XFER is 100,000,000 xferons.

There is no mining. A new block comes about once a minute, and each block pays a drawing among signed-in X Verified desktop nodes. See The chain and The lottery.

The chain also stores named assets: tokens, one-of-one NFTs, and records for real-world items. See Assets 101.

Pick a wallet

Both use the same 12-word backup format. The same words open the same addresses in each.

Web wallet (this site)
Runs in your browser. Send, receive, make tokens, and trade on Launch. The 12 words stay in this browser. It does not enter the lottery.
Heavy (desktop)
The only desktop wallet offered. A full node with a tree menu and more pages, including Market and Rewards → Lottery share. This is the app to install if your X account has a blue check and you want that page.

A blue check does not put this website into the minute draw. Only a desktop app, open and signed in, does that. Heavy is the one with Rewards. Older desktop wallets (Light and pre-1.0.27) are no longer supported for running a node.

Windows, in order: open the download on the home page, click the Heavy Windows file, right-click the zip and choose Extract All, then double-click X Coin Wallet. Sign in with X and leave it open. Do not use GitHub's Code → Download ZIP. Linux is the other file on that page: extract it and open X Coin Wallet. There is no Mac build on this site. Heavy is 1.0.27. You can claim a name right in the browser web wallet with Sign in with X, no download needed. Heavy is only for running a node, which is what enters the lottery draw.

Your first steps

  1. 1. Make a wallet and write down the 12 words. Your wallet

  2. 2. Sign in with X and claim your free name. Sign in with X

  3. 3. Get some XFER from someone who has it, then try a small send. Send and receive

  4. 4. Make a token or an NFT under your name. Make a token

  5. 5. Look at your payment on the explorer. Explorer guide

Send by @handle

Once someone has signed in with X and claimed their name, you can type their @handle instead of a long address. The wallet looks up the address that holds their name token and checks it again right before sending.

A typed handle is not proof of who someone is. Only Sign in with X proves that.

Keep it safe

Nobody can restore your wallet without the 12 words. Not this site, not support, not anyone.

Never type the 12 words into a chat, a form, or a site you do not trust. Support will never ask for them. Read Security.

Example

Example: A first hour

Example: you install Heavy from the home page, write down the 12 words, sign in with X, and send a small amount of XFER to a friend. The desktop app, left open, can enter the draw. The browser wallet can send, and it cannot.

Common mistakes

  • Skipping the paper backup because the password felt like enough.
  • Using only the website and expecting a lottery ticket.

FAQ

Where do I go next?
Wallets, then Send and receive.
Is this X Corp?
No. Sign in with X does not make this site part of X Corp.

The wiki explains how the software works. It is not legal, tax, securities or financial advice. Rules differ by country and change over time. Nothing here is a promise that XFER or any token will have value. Terms of Use.