Back to blog
Research

Understanding How Crypto APIs Power Digital Asset Platforms

Explore how crypto APIs function, power trading platforms, and enable AI-driven analytics. Learn key types, use cases, and integration tips.
Token Metrics Team
5
Want Smarter Crypto Picks—Free?
See unbiased Token Metrics Ratings for BTC, ETH, and top alts.
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
 No credit card | 1-click unsubscribe

In today's digital asset ecosystem, Application Programming Interfaces, or APIs, are the unsung heroes enabling everything from cryptocurrency wallets to trading bots. Whether you're a developer building for Web3 or a curious user interested in how your exchange functions, understanding how crypto APIs work is essential

    What Is a Crypto API?

    A crypto API is a set of programming instructions and standards that allow software applications to communicate with cryptocurrency services. These services may include wallet functions, price feeds, trading engines, exchange platforms, and blockchain networks. By using a crypto API, developers can automate access to real-time market data or execute trades on behalf of users without manually interacting with each platform.

    For instance, the Token Metrics API provides structured access to cryptocurrency ratings, analytics, and other data to help teams build intelligent applications.

    Types of Crypto APIs

    There are several categories of APIs in the cryptocurrency landscape, each with different capabilities and use cases:


       

       

       

       

       


    How Crypto APIs Work

    At their core, crypto APIs operate over internet protocols—typically HTTPS—and return data in JSON or XML formats. When an application makes a request to an API endpoint (a specific URL), the server processes the request, fetches the corresponding data or action, and sends a response back.

    For example, a crypto wallet app might call an API endpoint like /v1/account/balance to check a user’s holdings. To ensure security and authorization, many APIs require API keys or OAuth tokens for access. Rate limits are also enforced to prevent server overload.

    Behind the scenes, these APIs interface with various backend systems—blockchains, trading engines, or databases—to fulfill each request in real time or near real time.

    Common Use Cases for Crypto APIs

    Crypto APIs are used across a broad spectrum of applications:


       

       

       

       

       


    Benefits of Using Crypto APIs


       

       

       

       


    APIs dramatically reduce time-to-market for developers while enhancing user experience and application efficiency.

    Key Considerations for API Integration

    When integrating a crypto API, consider the following factors:


       

       

       

       

       


    Platforms like the Token Metrics API provide both comprehensive documentation and reliability for developers building AI-powered solutions in crypto.

    AI-Powered Analytics and APIs

    Some of the most powerful crypto APIs now incorporate artificial intelligence and machine learning features. For example, the Token Metrics API facilitates access to predictive models, coin grades, and AI-based price forecasts.

    By embedding these tools into custom apps, users can programmatically tap into advanced analytics, helping refine research workflows and support technical or fundamental analysis. Although these outputs can guide decisions, they should be viewed in a broader context instead of relying exclusively on model predictions.

    Conclusion

    Crypto APIs are critical infrastructure for the entire digital asset industry. From data retrieval and trading automation to blockchain integration and AI-driven analytics, these tools offer immense utility for developers, analysts, and businesses alike. Platforms such as Token Metrics provide not only in-depth crypto research but also API access to empower intelligent applications built on real-time market insights. By understanding how crypto APIs work, users and developers can better navigate the rapidly evolving Web3 landscape.

    Disclaimer

    This article is for informational and educational purposes only. It does not constitute financial, investment, or technical advice. Always conduct your own research and consult professional advisors before making any decisions.

    Build Smarter Crypto Apps &
    AI Agents in Minutes, Not Months
    Real-time prices, trading signals, and on-chain insights all from one powerful API.
    Grab a Free API Key
    About Token Metrics
    Token Metrics: AI-powered crypto research and ratings platform. We help investors make smarter decisions with unbiased Token Metrics Ratings, on-chain analytics, and editor-curated “Top 10” guides. Our platform distills thousands of data points into clear scores, trends, and alerts you can act on.
    30 Employees
    analysts, data scientists, and crypto engineers
    Daily Briefings
    concise market insights and “Top Picks”
    Transparent & Compliant
    Sponsored ≠ Ratings; research remains independent
    Want Smarter Crypto Picks—Free?
    See unbiased Token Metrics Ratings for BTC, ETH, and top alts.
    Thank you! Your submission has been received!
    Oops! Something went wrong while submitting the form.
     No credit card | 1-click unsubscribe
    Token Metrics Team
    Token Metrics Team

    Recent Posts

    Crypto Basics

    What Is ETF Investing? A Complete Guide for Beginners in 2025

    Token Metrics Team
    6 min

    ETF investing is one of the smartest and most accessible ways to grow your wealth in 2025. With over $12 trillion in assets globally, Exchange-Traded Funds (ETFs) have become a go-to strategy for investors seeking low-cost, diversified, and flexible exposure to a wide range of markets — including stocks, bonds, commodities, and even cryptocurrencies.

    In this guide, we’ll explore:

    • What is ETF investing?
    • How ETFs work
    • Different types of ETFs
    • Benefits and risks of ETF investing
    • How to use platforms like Token Metrics to make better investment decisions, especially with crypto ETFs

    📌 What Is ETF Investing?

    ETF investing refers to buying and holding shares of an Exchange-Traded Fund (ETF) — a marketable security that tracks a collection of assets such as stocks, bonds, or digital currencies. ETFs are traded on public exchanges just like individual stocks, meaning you can buy or sell them anytime during market hours.

    Unlike mutual funds, ETFs are passively managed and aim to replicate the performance of a particular index or sector. For example, the SPY ETF tracks the S&P 500, giving you exposure to 500 of the largest U.S. companies with a single investment.

    🔍 How Does an ETF Work?

    An ETF is managed by an investment company that holds the actual basket of assets. This company issues shares that represent fractional ownership of the entire portfolio.

    Here’s how ETF investing works in practice:

    1. You buy ETF shares on a stock exchange through a broker (just like buying a stock).
    2. The ETF provider holds the underlying assets (e.g., stocks, bonds, crypto).
    3. You gain exposure to all assets in the fund with one transaction.
    4. ETF price moves with the market value of its underlying assets.

    This model provides instant diversification, reducing risk and simplifying portfolio construction.

    🔍 What Are the Types of ETFs?

    In 2025, ETF investing is more versatile than ever. Investors can choose from a variety of ETFs depending on their risk appetite, market outlook, and investment goals.

    1. Equity ETFs

    Track a group of stocks, either broadly (e.g., S&P 500, Nasdaq) or thematically (e.g., AI, electric vehicles, cybersecurity).

    2. Bond ETFs

    Offer exposure to government or corporate bonds, ideal for income investors seeking lower volatility.

    3. Commodity ETFs

    Provide access to raw materials like gold, silver, oil, or agricultural goods — useful as inflation hedges.

    4. Thematic ETFs

    Focus on emerging trends like blockchain, green energy, Web3, or metaverse industries.

    5. Crypto ETFs

    New in 2025, these ETFs give regulated exposure to digital assets like Bitcoin, Ethereum, and altcoins without managing wallets or private keys.

    ✅ Benefits of ETF Investing

    ETF investing offers many benefits for both beginners and experienced investors:

    1. Diversification

    One ETF share exposes you to dozens or even hundreds of assets, reducing portfolio risk.

    2. Low Fees

    ETFs typically have lower expense ratios (0.03%–0.75%) compared to mutual funds (1%+), allowing you to keep more of your returns.

    3. Liquidity

    ETFs are traded on public exchanges, so you can buy and sell throughout the day, unlike mutual funds that settle once daily.

    4. Transparency

    Most ETFs disclose holdings daily, so you know exactly what you own.

    5. Tax Efficiency

    Due to their structure, ETFs are often more tax-friendly than other pooled investment vehicles.

    ⚠️ Risks of ETF Investing

    While ETF investing has many advantages, there are a few risks to consider:

    1. Market Risk

    Your ETF will rise or fall with the market it tracks. If the S&P 500 drops, so does the SPY ETF.

    2. Tracking Error

    An ETF may not perfectly match the index it tracks due to fees or poor asset replication.

    3. Over-Concentration

    Some ETFs are heavily weighted in a few assets, which can increase volatility.

    4. Liquidity Risk

    Smaller or niche ETFs may have lower trading volume, making it harder to exit positions quickly.

    📈 What Is Crypto ETF Investing?

    In 2025, crypto ETF investing has gained significant traction. Thanks to regulatory clarity in major markets like the U.S., investors can now access:

    • Bitcoin spot ETFs (e.g., IBIT by BlackRock)
    • Ethereum ETFs
    • Altcoin basket ETFs
    • Thematic ETFs focused on DeFi, NFTs, or AI crypto

    These ETFs make it easier to gain exposure to crypto assets through traditional brokerages and tax-advantaged accounts — without handling the complexity of wallets or exchanges.

    🤖 How Token Metrics Enhances ETF Investing

    Token Metrics is an AI-powered crypto analytics and research platform that can be used alongside ETF investing, especially when evaluating or managing crypto ETF exposure.

    1. AI Price Predictions

    Token Metrics uses machine learning models to forecast future prices of top cryptocurrencies — helping investors anticipate ETF performance tied to those assets.

    2. Trader and Investor Grades

    Each token tracked by Token Metrics receives a Trader Grade (short-term signal) and Investor Grade (long-term strength), allowing users to compare underlying assets of ETFs.

    3. Real-Time Market Signals

    If a crypto asset in your ETF becomes bullish or bearish, Token Metrics alerts you in real time — helping you decide whether to hold or rotate exposure.

    4. Portfolio Tracking

    You can sync your wallet or exchange accounts and use Token Metrics to monitor how ETF-related tokens are performing in your overall crypto portfolio.

    💬 ETF Investing vs. Mutual Funds vs. Crypto

    For most retail investors in 2025, ETF investing offers the best balance between simplicity, diversification, and risk management — especially when paired with tools like Token Metrics.

    🧠 Final Thoughts

    ETF investing is one of the most powerful tools for building long-term wealth in today’s fast-moving markets. It provides instant access to diversified portfolios across traditional and emerging sectors — including cryptocurrency.

    By combining ETF investing with AI-powered insights from Token Metrics, you gain an edge in identifying opportunities, managing risk, and adapting your strategy as markets evolve.

    Whether you're buying your first ETF or exploring the future of finance through crypto ETFs, now is the perfect time to put ETF investing at the core of your portfolio strategy.

    Crypto Basics

    What Is an ETF Fund? A Beginner’s Guide to Exchange-Traded Funds in 2025

    Token Metrics Team
    6 min

    ETF funds, or Exchange-Traded Funds, have revolutionized investing for both retail and institutional investors. In 2025, ETF funds are more popular than ever—offering a simple, low-cost, and diversified way to invest in everything from tech stocks to cryptocurrencies. But what exactly is an ETF fund, and why is it such a powerful investment tool?

    In this article, we’ll explain:

    • What is an ETF fund?
    • How ETF funds work
    • Types of ETFs (including crypto ETFs)
    • Key benefits and risks
    • How Token Metrics, an AI-powered platform, helps you make better ETF investment decisions

    Let’s dive in.

    📌 What Is an ETF Fund?

    An ETF fund (Exchange-Traded Fund) is a type of investment fund that holds a basket of securities—such as stocks, bonds, commodities, or cryptocurrencies—and is traded on a stock exchange, just like individual stocks.

    When you buy a share of an ETF fund, you are buying partial ownership of that entire portfolio of assets. This gives you instant diversification without having to purchase each asset individually.

    For example, an ETF fund that tracks the S&P 500 allows you to invest in 500 of the largest U.S. companies with just one purchase.

    🔍 How Does an ETF Fund Work?

    ETF funds are created by financial institutions called fund sponsors (like BlackRock, Fidelity, or Vanguard). These sponsors select and manage a portfolio of underlying assets and list the ETF shares on stock exchanges.

    Here's how it works:

    1. Creation – The sponsor assembles a portfolio and forms an ETF.
    2. Listing – Shares of the ETF are listed and traded on exchanges like NYSE or Nasdaq.
    3. Buying/Selling – Investors buy and sell ETF shares throughout the day at market prices.
    4. Price Movement – The price of an ETF share fluctuates based on the value of its underlying assets and market demand.

    ETF prices are influenced by a combination of Net Asset Value (NAV) and real-time market supply/demand.

    🧩 Types of ETF Funds

    In 2025, investors have access to a wide variety of ETF funds based on asset classes, strategies, and markets.

    1. Stock ETFs

    Track specific sectors (e.g., tech, healthcare), regions (e.g., U.S., Europe), or indices (e.g., S&P 500, NASDAQ-100).

    2. Bond ETFs

    Provide exposure to government, municipal, or corporate bonds with varying durations and yields.

    3. Commodity ETFs

    Track physical commodities like gold, silver, oil, or agricultural products.

    4. Thematic ETFs

    Focus on emerging trends or industries like artificial intelligence, clean energy, space exploration, or blockchain.

    5. Crypto ETFs (New in 2025)

    Give exposure to digital assets such as Bitcoin, Ethereum, and DeFi tokens—without requiring direct crypto ownership.

    💥 What Are Crypto ETF Funds?

    In 2025, crypto ETF funds are among the fastest-growing segments in the market. They offer secure, regulated access to cryptocurrencies via traditional brokerages.

    Crypto ETFs include:

    • Spot ETFs: Hold actual crypto assets like Bitcoin or Ethereum.
    • Futures ETFs: Track prices of crypto futures contracts.
    • Basket ETFs: Combine multiple crypto assets or themes, like DeFi or Web3.

    These ETFs have made it easier for both institutions and retail investors to gain exposure to crypto without managing wallets, keys, or exchanges.

    ✅ Benefits of Investing in ETF Funds

    ETF funds offer several advantages for investors in 2025:

    1. Diversification

    With just one purchase, you gain exposure to a broad portfolio of assets—reducing risk.

    2. Liquidity

    ETFs trade on exchanges all day, allowing you to buy or sell quickly at market prices.

    3. Low Cost

    Most ETFs have expense ratios under 0.20%, much lower than actively managed mutual funds.

    4. Transparency

    Most ETF funds disclose their holdings daily, so you always know what you’re investing in.

    5. Tax Efficiency

    Due to their structure, ETFs are generally more tax-efficient than mutual funds.

    ⚠️ Risks of ETF Funds

    Like all investments, ETF funds come with risks:

    1. Market Risk

    If the market or sector an ETF tracks declines, your investment will also lose value.

    2. Liquidity Risk

    Some ETFs, especially niche or low-volume ones, can have wider spreads and lower liquidity.

    3. Tracking Error

    An ETF may not perfectly track the performance of its underlying index due to fees, slippage, or poor replication.

    4. Over-Concentration

    Some thematic ETFs may be overly concentrated in a few assets, increasing volatility.

    🤖 How Token Metrics Enhances ETF Investing with AI

    Token Metrics is an AI-powered crypto analytics and trading platform that helps investors research, evaluate, and make smarter decisions—including with crypto ETFs.

    Here’s how Token Metrics helps you get ahead:

    🔎 1. AI-Powered Ratings

    Token Metrics uses advanced AI models to assign Investor Grades and Trader Grades to crypto assets, helping you identify the strongest performers—often held by top ETFs.

    📊 2. Predictive Price Forecasts

    Get forward-looking price predictions on Bitcoin, Ethereum, and other assets held in ETFs—so you can assess whether an ETF is likely to appreciate.

    📈 3. On-Chain + ETF Inflow Analysis

    Token Metrics tracks real-time ETF inflows, exchange reserves, and on-chain data, giving you insight into supply-demand dynamics that move prices.

    🔔 4. Smart Alerts

    Set alerts for key changes in asset ratings, prices, or bullish/bearish signals to stay informed on ETF-related opportunities.

    By combining ETF investing with Token Metrics insights, you position yourself ahead of market trends and optimize your portfolio performance.

    📈 Popular ETF Funds in 2025

    Here are some high-performing ETF funds in traditional and crypto markets:

    🧠 Final Thoughts

    ETF funds are one of the most efficient and flexible ways to build a diversified investment portfolio in 2025. Whether you're targeting long-term growth, passive income, or exposure to emerging markets like crypto—ETF funds offer a secure, low-cost, and easy-to-use investment solution.

    And with the rise of crypto ETF funds, platforms like Token Metrics are critical in helping investors evaluate opportunities, manage risk, and time the market using AI.

    Whether you're a seasoned investor or just getting started, combining ETF investing with AI-powered insights gives you the edge in today's rapidly evolving financial landscape.

    Crypto Basics

    Best Crypto Software Wallets for July 2025

    Token Metrics Team
    6 min

    And How Token Metrics Lets You Trade Securely With Any Wallet

    Cryptocurrency adoption continues to rise in 2025, and with it, the demand for secure, user-friendly, and feature-rich crypto software wallets. Whether you're storing Bitcoin, trading Ethereum, or experimenting with altcoins, having a reliable wallet is the foundation of safe crypto ownership.

    This guide ranks the top crypto software wallets of July 2025 across different categories, from best security to best for mobile use. We also explore how Token Metrics, the leading AI crypto trading platform, allows users to connect any of these wallets via an encrypted channel—giving you access to powerful AI-driven tools while retaining full custody of your assets.

    🔐 What Is a Crypto Software Wallet?

    A crypto software wallet is a digital application that stores your private keys and enables you to send, receive, and manage cryptocurrencies. These wallets can be hot (internet-connected) or cold (offline) and often come with trading, staking, and asset management tools. The best wallets balance security, usability, and functionality—and increasingly, they integrate with platforms like Token Metrics to enable AI-powered trading without giving up control of your assets.

    🏆 Top Crypto Software Wallets – July 2025

    1. Zengo – Best for Security

    • Supported Cryptos: 380
    • Hot or Cold: Hot Wallet
    • Cost: $129.99/year or $19.99/month
    • Hardware Wallet Support:

    Zengo tops the list for users prioritizing wallet security. With no reported wallet hacks and weekly software updates, Zengo protects over 1.5 million users globally. It also supports buying, selling, and staking, making it ideal for long-term holders.

    Pros:
    ✔️ Industry-leading security measures
    ✔️ Staking and fiat funding options
    ✔️ Encrypted backup and biometric authentication

    Cons:
    ❌ Premium pricing
    ❌ No hardware wallet compatibility

    2. Coinbase Wallet – Best for Beginners & Low Costs

    • Support Cryptos: 5,500
    • Hot or Cold: Hot Wallet
    • Cost: Free
    • Hardware Wallet Support: Partial (via Ledger transfer)

    Coinbase Wallet is perfect for newcomers. It’s intuitive, completely free to use, and connects seamlessly to the larger Coinbase ecosystem. Users can access over 5,500 tokens and learn the ropes through its built-in educational resources.

    Pros:
    ✔️ Beginner-friendly UI
    ✔️ Massive token support
    ✔️ Customizable network fees

    Cons:
    ❌ Code not open source
    ❌ No address rotation
    ❌ Doesn’t fully support hardware wallets

    3. Exodus – Best for Mobile

    • Supported Cryptos: 281
    • Hot or Cold: Hot Wallet
    • Cost: Free
    • Hardware Wallet Support: ✅ (Trezor)

    Exodus excels on mobile with sleek design and robust functionality. It allows users to buy, sell, stake, and swap directly on their mobile device and integrates with Trezor hardware wallets for additional security.

    Pros:
    ✔️ Cross-platform (desktop, browser, mobile)
    ✔️ Built-in portfolio tracking
    ✔️ Trezor integration

    Cons:
    ❌ No in-house exchange
    ❌ Email-only support
    ❌ Not open source

    4. Electrum – Best for Bitcoin

    • Supported Cryptos: Bitcoin Only
    • Hot or Cold: Both
    • Cost: Free
    • Hardware Wallet Support:

    A trusted wallet since Bitcoin’s early days, Electrum is ideal for Bitcoin maximalists. It’s lightweight, fast, and secure, with deep customization options for advanced users.

    Pros:
    ✔️ High performance for BTC
    ✔️ Cold storage compatible
    ✔️ Open-source and auditable

    Cons:
    ❌ No support for altcoins
    ❌ Not user-friendly for beginners
    ❌ No staking or DeFi features

    5. MetaMask – Best for Ethereum

    • Supported Cryptos: 300+ (ETH & ERC-20)
    • Hot or Cold: Both
    • Cost: Free
    • Hardware Wallet Support:

    For Ethereum users, MetaMask is the go-to wallet. It enables DeFi, NFTs, and Web3 access with ease. It supports both hot and cold storage and integrates with platforms like OpenSea, Uniswap, and now, Token Metrics.

    Pros:
    ✔️ Built for Ethereum ecosystem
    ✔️ DeFi-ready
    ✔️ Cold wallet compatible

    Cons:
    ❌ No Bitcoin support
    ❌ Limited customer support
    ❌ Doesn’t rotate addresses automatically

    🔍 How Token Metrics Works with Your Crypto Wallet

    Token Metrics is not a wallet, exchange, or custodian—it’s an AI-driven crypto research and trading platform. But it seamlessly integrates with your preferred wallet using secure, encrypted wallet connections.

    🔐 Secure Wallet Integration

    Token Metrics allows users to connect wallets like MetaMask, Coinbase Wallet, Trust Wallet, or any Web3-compatible wallet using industry-standard encryption. You never deposit funds on the platform—instead, you retain full control over your crypto while accessing:

    • AI-generated trading signals
    • Real-time price predictions
    • Altcoin Moonshot picks
    • Portfolio rebalancing tools
    • Custom alerts and automation

    🛡️ Why It Matters:

    With so many platforms requiring you to deposit crypto into centralized accounts, Token Metrics stands apart by offering non-custodial AI-powered trading. You keep your assets in your chosen wallet while using advanced tools that would normally be reserved for hedge funds or trading desks.

    💡 Why Token Metrics + Top Wallets = The Perfect Pair

    🚨 A Word of Caution

    Crypto is a volatile and speculative market. Even with the best wallet and the most advanced AI platform, there are risks. Always use two-factor authentication, avoid phishing attempts, and never share your seed phrase.

    🏁 Final Thoughts

    Choosing the best crypto software wallet in July 2025 depends on your priorities: security, mobility, beginner-friendliness, or asset specialization. But if you want to take things further, pairing your wallet with Token Metrics’ AI research and trading tools is the smartest way to stay ahead.

    Whether you’re holding Bitcoin in Electrum or swapping altcoins via MetaMask, Token Metrics helps you trade smarter, not harder, without compromising the safety of your assets.

    Choose from Platinum, Gold, and Silver packages
    Reach with 25–30% open rates and 0.5–1% CTR
    Craft your own custom ad—from banners to tailored copy
    Perfect for Crypto Exchanges, SaaS Tools, DeFi, and AI Products