The days of visiting a separate website to convert your dollars into Bitcoin or moving crypto between blockchains are numbered. According to Alex Fine, CEO of Fun, a crypto payments infrastructure company, the future of Web3 finance will hide all the technical complexity of converting fiat currency to digital assets, moving money between different blockchain networks, and managing multiple payment routes. Instead of seeing these steps as separate operations, users will simply click a button within their favorite app and watch the money flow seamlessly in the background.

Why Are Separate Crypto Payment Services Becoming Obsolete?

Today's crypto ecosystem forces users and developers to juggle multiple services. If you want to buy Bitcoin or use a decentralized finance (DeFi) application, you typically need to visit an on-ramp service like Ramp Crypto, convert your dollars to cryptocurrency, verify your identity, and then transfer your assets to the blockchain network where your desired app lives. This fragmented experience mirrors the early days of the internet, when every website required its own login and payment system. Fine argues that this approach is fundamentally misaligned with what users actually want.

"People are not interested in the transition from fiat to cryptocurrency itself. They are interested in the action inside the application. Conversion is only needed to make that action possible," said Alex Fine, CEO of Fun.

Alex Fine, CEO at Fun

The current payment infrastructure requires developers to assemble solutions from multiple disconnected pieces. This includes card processors, banking partners, crypto assets, different blockchain networks, and bridge services that move funds between chains. Each payment method behaves differently, forcing teams to rebuild similar connections repeatedly instead of using a single optimized financial flow. Fine believes this fragmentation is slowing down the entire Web3 ecosystem.

How Will Embedded Payments Change the User Experience?

The shift toward embedded payments represents a fundamental reimagining of how crypto applications interact with traditional finance. Rather than treating on-ramps and bridges as separate products, companies like Fun are building infrastructure that allows applications to handle deposits, withdrawals, and cross-network transfers invisibly. From the user's perspective, the experience will resemble a familiar bank transfer or credit card payment, even though digital assets, smart contracts, and multiple blockchain networks are orchestrating the transaction behind the scenes.

Fun claims to process over three billion dollars per month in transaction volume, handling all deposits and withdrawals for Polymarket, a prediction market platform, as well as deposit flows to major Aave vaults, which are lending pools in decentralized finance. The company has raised over seventy-five million dollars to build this invisible layer of infrastructure that will become critical as crypto applications scale.

Steps to Understanding the New Crypto Payment Model

• Unified Payment Flows: Applications will embed funding directly into their products so users see a single payment screen rather than multiple steps involving on-ramps, bridges, and wallet transfers.
• Hidden Technical Routes: Route selection, risk checks, and cross-network transfers will happen automatically in the background without requiring user intervention or technical knowledge.
• Simplified User Interface: Users will perform their desired action, such as making a prediction on a market or buying a tokenized asset, without encountering blockchain mechanics or network selection screens.
• Integrated Risk Management: Payment systems will apply different verification levels based on user history, behavior, and account balance rather than treating every transaction identically.

This transition addresses a critical pain point in Web3 adoption. Currently, users must understand concepts like on-ramps, which are services that convert regular money into digital assets, and off-ramps, which do the reverse by converting cryptocurrency back to fiat currency. Blockchain bridges, which transfer assets between different networks, add another layer of complexity. Each of these services carries its own risks, including technical vulnerabilities, the possibility of sending funds to the wrong network, high fees, and network incompatibility issues.

Fine emphasizes that this model also naturally accommodates regulatory requirements. Payment systems must consider fraud prevention, money laundering detection, and Know Your Customer (KYC) procedures, which verify user identity. However, these checks should be implemented intelligently so that legitimate users do not encounter unnecessary friction at every step. By embedding these safeguards into the application layer, platforms can balance security with user experience.

What Market Trends Are Driving This Shift?

Two emerging areas are accelerating demand for invisible payment infrastructure: prediction markets and tokenized stocks. Prediction markets allow users to buy and sell contracts based on the outcome of future events, from political elections to sports results. Tokenized stocks represent ownership of real-world companies as digital assets on blockchain networks. Both categories require seamless payment flows to scale beyond early adopters.

Fine notes that prediction markets have realized only a small fraction of their potential, perhaps around ten percent. As liquidity grows, millions of potential event contracts could emerge, transforming prediction markets from niche betting platforms into tools for risk assessment and hedging. This expansion will require payment infrastructure that works so smoothly that users never think about the mechanics of moving money between fiat, stablecoins, and different blockchains.

The broader implication is clear: the future of Bitcoin adoption and Web3 growth depends not on making blockchain technology more visible to users, but on making it completely invisible. As applications embed payments directly into their products, the distinction between traditional finance and cryptocurrency will blur. Users will simply use the apps they want, and the underlying infrastructure will handle the complexity of converting between dollars, Bitcoin, Ethereum, and other digital assets without requiring any technical knowledge or separate steps.