If you've been exploring Solana, you've probably heard of SPL tokens — the standard way tokens are created on the network. But there's a powerful upgrade that's been quietly transforming how tokens work on Solana: Token-2022, also known as Token Extensions.

What Is Token-2022?

Token-2022 is Solana's next-generation token standard. It builds on the original SPL Token program but adds a suite of optional features — called extensions — that creators and developers can activate when they mint a new token. Think of it as SPL Token with superpowers.

The name comes from the program's deployment year (2022), but its real adoption has accelerated in 2025 and 2026 as more projects realize the benefits of built-in token logic.

Key Extensions (Features)

What makes Token-2022 special is that each feature is optional. A creator picks only what they need. Here are the most popular extensions:

  • Transfer Fees — Automatically collect a percentage of every transfer. Great for creators who want ongoing revenue from token circulation.
  • Confidential Transfers — Hide transaction amounts while still being verifiable on-chain. Useful for privacy-conscious applications.
  • Permanent Delegate — A designated address can burn or transfer tokens from any holder. Useful for compliance or game mechanics.
  • Non-Transferable Tokens — Tokens that can't be moved between wallets. Perfect for soulbound credentials, certificates, or identity badges.
  • Interest-Bearing Tokens — Tokens that accrue interest over time, displayed in real-time without needing a separate staking contract.
  • Metadata Pointer — Link token metadata directly to the mint account instead of a separate Metaplex account, reducing complexity and cost.

Why Should Beginners Care?

You don't need to be a developer to benefit from Token-2022. Here's why it matters for everyday users:

  1. Better tokens — Projects building on Token-2022 can offer features like automatic fee collection or enhanced privacy without complex workarounds.
  2. Lower costs — Some extensions reduce the need for extra smart contracts, which means fewer transactions and lower fees.
  3. More choice — Creators can build exactly the token they need, whether it's a memecoin with transfer taxes or a soulbound credential.

Token-2022 vs Original SPL Token

The original SPL Token program isn't going away. Both standards coexist on Solana. The main difference is flexibility: SPL Token is simple and battle-tested, while Token-2022 offers advanced features for projects that need them. Most new Solana projects in 2026 are choosing Token-2022 as their default.

Beginner Tip: When you interact with a token on Solana, you don't usually need to know which standard it uses — wallets and dApps handle the differences automatically. But knowing about Token-2022 helps you understand the features a token might have, like built-in transfer fees.

The Bottom Line

Token-2022 represents a major step forward for Solana's token ecosystem. By making advanced features optional and modular, it gives creators flexibility while keeping simple tokens simple. As more projects adopt it, understanding Token-2022 will help you navigate the Solana landscape with confidence.