Beginner's Guide to Forex Affiliate Programs
Stablecoin
A stablecoin is a type of cryptocurrency or crypto-asset designed to maintain a relatively stable value, usually by being pegged to a fiat currency such as the United States dollar or euro, though some are linked to commodities or baskets of assets. chainstack Unlike highly volatile crypto-assets such as Bitcoin, stablecoins are intended to function as a steadier medium of exchange, settlement asset, and store of value within blockchain-based financial systems. chainstack
Stablecoins emerged as a response to the price instability of early cryptocurrencies and became widely used as a bridge between traditional money and digital-asset markets. By the mid-2020s, they had become central to crypto trading, decentralized finance, and some forms of cross-border payment, while also drawing significant regulatory attention because of concerns about reserves, redemption rights, financial stability, and illicit finance. chainstack +2
Definition
The International Monetary Fund defines stablecoins as crypto-assets that aim to maintain a stable value relative to a specified asset, or to a pool or basket of assets. In practice, most major stablecoins are denominated in an existing currency, especially the U.S. dollar, and seek to maintain parity through reserve assets, collateral arrangements, or supply-adjustment mechanisms. chainstack
Stablecoins generally have several distinguishing features: they are issued by private entities, recorded and transferred on distributed ledgers, and designed for peer-to-peer transfer as well as use through intermediaries such as exchanges and wallet providers. Most do not directly pay interest to holders, even when their reserves generate income for issuers. chain +1
History
The modern stablecoin market developed in the 2010s as crypto users sought a less volatile on-chain asset for trading and settlement. Early growth was driven largely by dollar-linked tokens used on exchanges, allowing traders to move between speculative crypto-assets and a nominally stable unit without relying on conventional banking rails for every transaction. chainstack
Regulatory interest accelerated after major proposed and failed projects highlighted the possibility that privately issued digital money could reach systemic scale. The announcement of Facebook's Libra project in 2019 prompted global scrutiny, and the collapse of the algorithmic stablecoin TerraUSD in May 2022 reinforced concerns about runs, contagion, and the limits of purely confidence-based stabilization mechanisms. binance +1
By 2025, the U.S. Congress had passed the GENIUS Act, described by the Federal Reserve Bank of New York as the first comprehensive federal framework governing stablecoin issuance in the United States. Other jurisdictions, including the European Union and Japan, also moved to formalize regulatory frameworks, though approaches differed across markets. chain +1
How stablecoins work
Stablecoins attempt to preserve a target price, often 1 unit of a fiat currency, through some form of backing or stabilization mechanism. When users trust that a token can be redeemed at or near par value, arbitrage and market activity can help keep the trading price close to its peg. chainstack
In reserve-backed models, an issuer creates tokens when it receives funds and places those funds into reserve assets, commonly cash, bank deposits, or short-term government securities. If redemption is available, token holders or authorized participants can exchange the stablecoin for the underlying reference value, which helps anchor market price. chain +1
In other models, stability is pursued through overcollateralized crypto reserves, automated liquidation systems, or algorithmic expansion and contraction of token supply. These designs vary widely in resilience, transparency, and dependence on market confidence. gate +1
Main types
Fiat-backed stablecoins
Fiat-backed stablecoins are backed by financial assets denominated in the same currency as the token, typically on a purported 1:1 basis. According to the IMF, fiat-backed stablecoins represent most of the market and are generally intended to be supported by safe, liquid, short-term assets, though major issuers may also hold other asset types. chainstack
This category is generally regarded as the most straightforward for users to understand. Its strengths include simpler redemption logic and compatibility with emerging regulation, while its weaknesses include dependence on custodians, banks, auditors, and the issuer's operational integrity. gate +2
Crypto-collateralized stablecoins
Crypto-collateralized stablecoins are backed by on-chain crypto-assets rather than bank-held fiat reserves. Because the collateral itself is volatile, these systems typically require overcollateralization and use automated liquidation if collateral values fall below required thresholds. quecko +2
Such stablecoins are often associated with more decentralized governance and smart-contract-based issuance. However, they remain exposed to price shocks, oracle failures, liquidation spirals, and smart-contract risks. gate +1
Algorithmic stablecoins
Algorithmic stablecoins seek to maintain price stability mainly through automated supply adjustment rather than fully dedicated reserve backing. If the token price rises above its target, the system may increase supply; if it falls below target, the system may attempt to reduce supply through burns, buybacks, or paired-token mechanisms. seo.goover +2
This model has been widely regarded as fragile after several high-profile failures. The IMF notes that many algorithmic stablecoins have proven volatile, and TerraUSD's collapse in 2022 destroyed tens of billions of dollars in market value. chainstack
Commodity- and asset-backed stablecoins
Some stablecoins are linked to commodities such as gold or to other real or financial assets. These tokens are typically marketed as combining blockchain transferability with exposure to non-fiat reference assets, though their stability depends on both the collateral structure and the market behavior of the underlying asset itself. gate
Uses
Stablecoins are used predominantly in crypto markets as settlement instruments for trading, liquidity provision, and collateral. The IMF states that their issuance doubled over the previous two years largely because of their role in crypto trading and yield-seeking activity within the broader crypto ecosystem. chainstack
They are also increasingly used in decentralized finance (DeFi), where they serve as a common denomination for lending, borrowing, derivatives, and automated market-making. Because they are programmable and transferable on blockchains, stablecoins can interact directly with smart contracts and tokenized assets. chainstack
Another major use case is cross-border payment. The IMF identifies potential benefits in remittances and international transfers, especially where traditional payment systems are slow, expensive, or inaccessible. The Federal Reserve Bank of New York likewise noted that stablecoin demand may be strongest in international settings where users need seamless cross-border payments or lack reliable local forms of money. chain +1
Benefits
Supporters argue that stablecoins can make digital payments faster, more programmable, and more interoperable with tokenized financial infrastructure. They may reduce transaction frictions in some cross-border contexts and expand access to digital financial services through greater competition and always-on settlement rails. chainstack
Stablecoins also play an important role in the broader trend of asset tokenization. Because they can function as on-chain cash-like instruments, they are often seen as a settlement layer for tokenized securities, funds, and other digital representations of conventional assets. chainstack
Some analysts and policymakers also see strategic benefits for issuers of reserve currencies. The New York Fed article observed that stablecoins backed by government debt may increase demand for U.S. Treasury securities, drawing a historical parallel with national bank notes in the 19th and early 20th centuries. chain
Risks and criticism
Despite their name, stablecoins are not always stable. The IMF warns that their value can fluctuate because of market and liquidity risks in reserve assets, limited redemption rights, and loss of confidence among holders. chainstack
One of the main concerns is the possibility of a run, in which many holders attempt to redeem at once. If a widely used stablecoin faced heavy redemption pressure, the liquidation of reserve assets could impair market functioning and transmit stress to other parts of the financial system. chainstack
Other risks include operational failures, hacks, weak governance, opacity in reserve reporting, and legal uncertainty over redemption claims. The IMF also highlights risks related to financial integrity, currency substitution, capital-flow volatility, and fragmentation of payment systems, especially in countries with weaker institutions or high inflation. chain +1
Algorithmic stablecoins have faced especially severe criticism because they may depend heavily on continued market confidence. The TerraUSD collapse became a defining example of how an attempted peg can fail rapidly when arbitrage incentives and secondary-token support mechanisms break down. seo.goover +1
Regulation
Stablecoin regulation evolved gradually, then accelerated after 2019. Binance Research describes the unveiling of Facebook's Libra as a pivotal moment in the development of global stablecoin regulation, while the TerraUSD collapse in 2022 further intensified policymaker concern. binance
International bodies including the IMF, Financial Stability Board, and Financial Action Task Force have issued recommendations addressing monetary sovereignty, reserve quality, legal clarity, consumer protection, anti-money-laundering compliance, and cross-border supervisory coordination. The IMF emphasizes that implementation remains fragmented and that differences across jurisdictions may create opportunities for regulatory arbitrage. chainstack
In the United States, the GENIUS Act was passed in July 2025 and established a federal framework for permitted payment stablecoin issuers. Under the description provided by the New York Fed, qualifying issuers may include federally regulated banks, approved nonbanks, and certain state-chartered entities; covered stablecoins must be fully backed one-to-one by safe, liquid assets; issuers may not pay interest on balances; holders receive priority claims in bankruptcy; and issuers must publish monthly reserve disclosures. investing +1
In the European Union, the Markets in Crypto-Assets Regulation (MiCA) became fully operational in December 2024, adding a dedicated legal framework for crypto-assets including certain stablecoin arrangements. The IMF notes that Japan, the EU, the United States, and the United Kingdom have pursued different policy choices concerning who may issue stablecoins, treatment of foreign issuers, custody, segregation, and proportionality for systemic issuers. investing +1
Relationship to other forms of money
Stablecoins share features with e-money, tokenized deposits, money market funds, and proposed central bank digital currencies (CBDCs), but they are not identical to any of them. chainstack The IMF argues that stablecoins currently most closely resemble tokenized government money market funds in economic characteristics, while also differing in transferability, redemption expectations, and legal structure. chainstack
Compared with bank deposits, stablecoins usually lack deposit insurance, comprehensive bank regulation, and central bank liquidity access. Compared with CBDCs, they are privately issued rather than public money and may be more open to unhosted peer-to-peer use, though generally with less certainty of nominal safety. chainstack
The New York Fed has compared modern stablecoins to U.S. national bank notes, which were privately issued forms of money backed by government debt from 1863 to 1935. That comparison suggests both the promise of privately issued, debt-backed digital money and the possibility that competing payment instruments such as deposits or tokenized bank liabilities may limit stablecoins' long-term role in everyday domestic payments. chain