Not financial, legal, or tax advice. This guide is for general education only. SOL is volatile and you could lose money. Do your own research and consider consulting a qualified professional before investing.

Solana is a high-speed blockchain built to process large numbers of transactions quickly and cheaply. Its native cryptocurrency, SOL, pays for transactions and secures the network, and Solana is often chosen for applications where speed and low fees matter most.

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What Solana is

Solana is a public blockchain that launched in 2020, created to address a specific limitation of earlier networks: throughput. Many blockchains can only handle a modest number of transactions per second, which leads to congestion and high fees when demand spikes. Solana was engineered from the ground up to process far more transactions at once, aiming to feel fast and inexpensive even under heavy use.

Like Ethereum, Solana supports smart contracts and applications, so it hosts everything from decentralized finance to marketplaces and games. If you are new to the underlying concepts, What Is Blockchain and What Is Cryptocurrency cover the fundamentals that apply here too.

Speed and low cost

Solana's main selling point is performance. It uses a distinctive design, including a mechanism called proof of history that timestamps transactions efficiently, alongside proof of stake for security. Together these let the network confirm transactions in well under a second and keep fees extremely low, often a tiny fraction of a cent.

That combination makes Solana attractive for uses that involve many small, frequent transactions, where high fees on other networks would be a dealbreaker. For a sense of how Solana's approach compares with Ethereum's, see Solana vs Ethereum.

SPL tokens

Just as Ethereum has its own token standard, Solana has one called SPL (the Solana Program Library standard). SPL tokens are digital assets issued on Solana, and they cover the same broad range you see elsewhere: stablecoins, project tokens, and more. If you want the bigger picture on what tokens are and how they differ from coins, see What Are Crypto Tokens.

The practical takeaway is that when you hold or move a token on Solana, you are usually dealing with an SPL token, and you will pay the network's low SOL-denominated fees to do so.

The Solana ecosystem

Solana has grown a large ecosystem of applications. This includes decentralized exchanges, lending platforms, and other decentralized finance tools (see What Is DeFi), as well as marketplaces for digital collectibles and a variety of consumer apps that lean on the network's speed and low cost.

A healthy ecosystem tends to reinforce itself: more users attract more developers, and more applications give users more reasons to participate. At the same time, a fast-growing ecosystem can include unproven or risky projects, so caution is warranted, as covered in How to Keep Your Crypto Safe.

Risks to understand

  • Volatility. SOL can rise and fall sharply. Only commit money you can afford to lose.
  • Network reliability. Solana has experienced outages and slowdowns during periods of extreme demand, which is a meaningful consideration for a network that emphasizes performance.
  • Smart contract risk. Applications built on Solana can contain bugs or be outright scams.
  • Concentration and maturity. Newer networks can carry additional risks around how widely distributed and battle-tested they are.
  • Regulatory and tax uncertainty. Rules differ by country and can change.

How to get started

Start with the fundamentals if they are new to you (What Is Cryptocurrency, What Is Blockchain), then choose a reputable platform to buy a small amount of SOL. You can hold it there or move it to a wallet you control (see What Is a Crypto Wallet). If you would prefer to build a position gradually rather than in one purchase, a recurring approach can help you avoid trying to time a volatile market, an idea explored in What Does HODL Mean in Crypto.

Add SOL to a recurring Hodl Up plan. Rather than guessing the right moment to buy a fast-moving asset, you can accumulate SOL automatically over time with Hodl Up. Choose an amount and a schedule that suit you, and let the plan do the work.