Stablecoins 101: What They Are and Why They Matter

Cryptocurrency prices can swing wildly from one day to the next, but stablecoins stand out as assets with consistent value.

But what exactly are these digital assets, and why have they become so important in the global financial ecosystem?

Whether you're new to the world of digital currencies or exploring payment solutions for your business, understanding stablecoins is crucial in today's evolving financial system.

What Are Stablecoins?

Stablecoins are a type of cryptocurrency designed to maintain a stable value by pegging themselves to an external asset, such as a fiat currency (like the US dollar), a commodity (like gold), or through algorithmic mechanisms.

Unlike Bitcoin or Ethereum, which can experience significant price movements, stablecoins offer the benefits of blockchain technology without the volatility.

Think of stablecoins as digital versions of traditional money that operate on blockchain technology. A dollar-backed stablecoin, for example, is designed to always be worth approximately one US dollar, regardless of market conditions.

Types of Stablecoins

Several types of stablecoins exist, each using different mechanisms to maintain their peg:

  1. Fiat-collateralized stablecoins
  2. Crypto-collateralized stablecoins
  3. Algorithmic stablecoins
  4. Commodity-backed stablecoins

Fiat-collateralized stablecoins

Reserves of fiat currency back these at a 1:1 ratio. For each stablecoin in circulation, there is (ideally) one unit of the corresponding currency held in reserve. Examples include USDC and USDT.

Crypto-collateralized stablecoins

These use other cryptocurrencies as collateral, typically over-collateralizing to account for potential volatility. DAI is a prime example where users lock up Ethereum and other assets as collateral.

Algorithmic stablecoins

These maintain their peg through algorithms and smart contracts that automatically adjust the supply based on demand. They don't require collateral but rely on market conviction and complex mechanisms. Due to the nature of the “balancing” mechanism to ensure a securely pegged value, algorithmic stablecoins can be highly volatile and considered risky. You may recall what happened in May 2022 with UST and LUNA.

Commodity-backed stablecoins

Representing a small share of the market, this type of stablecoin is backed by physical assets like gold, silver, or real estate, with each token representing a claim on the underlying asset.

How Do Stablecoins Work?

The mechanics behind stablecoins vary depending on their type, but the core principle remains consistent: create a digital asset that maintains a stable value relative to a reference asset.

For Fiat-Backed Stablecoins

These types function through a straightforward process:

  1. A company issues tokens on a blockchain (often Ethereum, Solana, or others)
  2. For each token issued, the equivalent amount in fiat currency is held in reserve
  3. Users can redeem their tokens for the underlying fiat currency at any time
  4. Regular audits verify that the reserves match the tokens in circulation

The stability comes from the knowledge that each token is backed by real currency in a bank account. This creates confidence that the stablecoin will maintain its peg.

For Crypto-Backed Stablecoins

These operate through over-collateralization:

  1. Users deposit cryptocurrency into a smart contract
  2. The smart contract issues stablecoins worth less than the collateral (e.g., deposit $150 worth of ETH to receive $100 in stablecoins)
  3. This buffer protects against price fluctuations in the collateral
  4. If the collateral value falls too much, the position is liquidated or requires additional collateral

This approach enables decentralization while still maintaining stability.

Why Are Stablecoins Important?

Stablecoins connect traditional finance and the cryptocurrency ecosystem, offering numerous benefits that make them increasingly valuable in our global economy:

1. Reduced volatility

The primary benefit of stablecoins is right in the name – stability. For businesses and individuals using cryptocurrency for everyday transactions, the volatility of traditional cryptocurrencies creates a huge barrier. Stablecoins solve this problem by maintaining a consistent value.

2. Faster, cheaper cross-border payments

Traditional international wire transfers can take days to settle and often come with high fees. Stablecoins enable near-instant settlement across borders at a fraction of the cost.

This is particularly impactful in regions like Latin America, where cross-border commerce is common but traditional banking infrastructure may be limited or expensive.

3. Financial inclusion

In countries experiencing high inflation or economic instability, stablecoins provide access to stable currency without requiring a foreign bank account. Citizens in Venezuela, for instance, have turned to stablecoins as a hedge against the bolivar's hyperinflation, preserving their purchasing power while maintaining control of their assets.

4. DeFi applications

Stablecoins serve as the backbone of decentralized finance (DeFi), enabling lending, borrowing, and trading without the risk of significant price fluctuations. They provide a reliable unit of account and medium of exchange within these ecosystems.

5. Trading pair and safe haven

For cryptocurrency traders, stablecoins offer a way to exit volatile positions without converting back to fiat currency. During market downturns, traders can quickly move assets into stablecoins to preserve value and avoid complicated off-ramping procedures.

Real-World Applications of Stablecoins

The theoretical benefits of stablecoins are compelling, but their real-world applications are what truly demonstrate their value:

The Future of Stablecoins

Stablecoins continue to gain attention from both private companies and governments. Regulatory frameworks are developing to ensure consumer protection while supporting innovation.

The growing adoption of stablecoins by financial institutions signals their transition from a niche cryptocurrency product to a mainstream financial tool.

Banks are considering stablecoin issuance for settlement efficiency, while payment processors are adding stablecoin options to offer more choices to customers.

Stablecoins: The Bottom Line

Stablecoins act as a crucial connection between traditional finance and the digital asset ecosystem. By combining the stability of conventional currencies with the efficiency and accessibility of blockchain technology, they enable various use cases that were previously difficult or impossible.

As global commerce continues to digitize and cross-border transactions become increasingly common, stablecoins offer a promising solution to many of the challenges in our current financial system.

Ready to explore what stablecoins can do for you?

If you’re looking to optimize your business payments or seeking more efficient ways to move money across borders, alfred is here to help. We've built simple, secure infrastructure connecting traditional banking to stablecoin technology throughout Latin America, with no crypto expertise required.

Start with a no-pressure conversation about how stablecoins might benefit your specific situation.

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Frequently Asked Questions About Stablecoins

Are stablecoins actually stable?

While stablecoins aim to maintain a consistent value, they can experience minor price fluctuations. Fiat-backed stablecoins typically maintain their peg most reliably, though all types carry some risk.

How are stablecoins regulated?

Regulation varies by jurisdiction, but many countries are developing frameworks specifically for stablecoins. In the US, regulators are exploring frameworks that could bring stablecoin issuers under stricter oversight, potentially similar to banks.

Can I earn interest on stablecoins?

Yes, many platforms offer interest on stablecoin deposits, often at rates higher than traditional savings accounts. However, these opportunities come with their own risks and considerations.

What happens if a stablecoin issuer goes bankrupt?

The outcome depends on the stablecoin's structure. For fiat-backed stablecoins, the risk is that token holders may not be able to redeem their coins if reserves aren't properly segregated or protected.

Are stablecoins the same as Central Bank Digital Currencies (CBDCs)?

No. Stablecoins are typically issued by private companies, while CBDCs are digital currencies issued directly by central banks. They serve similar purposes but differ in issuance, governance, and sometimes technology.