Research

Top Free APIs for Reliable Crypto Statistics: A Developer’s Guide

Explore the top free APIs delivering reliable crypto stats for developers, researchers, and AI applications. Discover criteria for choosing the right API and practical use cases.
Token Metrics Team
7
MIN

Whether you’re a crypto enthusiast building a portfolio tracker, a data scientist enhancing your research with blockchain statistics, or a developer powering an AI agent with on-chain data, the right API can unlock game-changing insights without hefty costs. As access to transparent crypto data becomes increasingly important, many turn to free APIs to gather reliable stats on digital assets—yet navigating the options can be daunting. In this guide, we break down some of the best free APIs for crypto statistics, what to consider when choosing one, and how developers leverage these tools for research, analytics, and building smarter applications.

Understanding Crypto APIs and Why They Matter

A crypto API (Application Programming Interface) serves as a bridge between live blockchain data and your application or research workflow. These interfaces allow you to fetch real-time prices, historical charts, market capitalization, trading volumes, on-chain metrics, and sometimes deep project statistics. Unlike manual data collection, APIs automate the process, saving vast amounts of time and reducing human error. As web and AI applications increasingly rely on real-time digital asset data, choosing trustworthy and feature-rich APIs is critical for accuracy and efficiency.

  • Real-time stats: APIs enable on-demand access to fast-moving market data across hundreds or thousands of tokens, exchanges, and blockchains.
  • Historical analytics: Developers and analysts can retrieve time-series data for backtesting or portfolio analysis.
  • On-chain insights: Some APIs focus on network activity, token holders, or smart contract interactions—critical for blockchain research and AI models.

Best Free Crypto APIs for Stats: Comparing Top Choices

Not all free APIs are equal. Here are some reputable platforms that provide complimentary tiers for accessing crypto stats, with a brief overview of their strengths:

  1. CoinGecko API: Widely used for its open and generous free tier, CoinGecko offers real-time prices, historical data, market cap, volume, and metadata for thousands of coins. Its robust documentation and community support make integration straightforward for beginners and pros.
  2. CoinMarketCap API: Backed by a vast database, CoinMarketCap delivers real-time and historical market data for tracked assets, with basic statistics available on its free plan. Request limits are lower than some competitors, but it’s useful for basic queries.
  3. CryptoCompare API: Provides aggregated price feeds, exchange data, coin ratings, and social sentiment—great for broad coverage. Its free plan comes with limited calls and fewer custom features versus paid tiers.
  4. Blockchain.com Data API: Focused on Bitcoin network metrics (hash rate, block details, raw transactions), this API is perfect for on-chain analytics, albeit limited to BTC.
  5. Token Metrics API: For developers wanting to go beyond standard stats, the Token Metrics API offers a free tier for real-time prices, trading signals, AI-powered analytics, and on-chain data in a single endpoint. It’s designed for advanced research and integration with AI agents.
  6. Messari API: Delivers in-depth fundamental data, project profiles, and select statistics via its free tier. Messari’s API is a favorite for those seeking fundamental, non-price metrics.
  7. Glassnode API (Community Tier): Excellent for network analytics and on-chain visualization—limited to select metrics but highly useful for technical research.

Each API varies in terms of available endpoints, usage limits, latency, and scope. For many projects, especially AI-driven tools and bots, evaluating these criteria is just as important as price.

Key Criteria: How to Evaluate a Free Crypto Statistics API

Before selecting an API, developers and data analysts should apply a systematic framework to ensure the tool matches their use case. Consider:

  • Data coverage: Does the API offer all needed endpoints—prices, volumes, on-chain stats, project metadata?
  • Reliability: Look for uptime records, user reviews, and community trust. Frequent outages or unmaintained APIs might undermine your project.
  • Rate limits: Free plans often cap daily or minute-by-minute requests. Ensure these align with your data frequency needs (e.g., real-time vs. periodic updates).
  • Data freshness: Latency matters. Markets move fast, so choose APIs that minimize lag in delivering updates.
  • Documentation and support: Good docs speed integration and reduce errors. Community forums or Discord support are big pluses for troubleshooting.
  • Special features: Some APIs offer unique endpoints for social sentiment, AI signals, on-chain analytics, or cross-chain support.

Researching these factors upfront will help avoid integration headaches later.

Practical Ways to Use Free Crypto Stat APIs

Free APIs empower a variety of users beyond developers—from quant researchers to hobbyists, and even AI tool builders. Some common applications include:

  • Portfolio analytics tools: Fetch live balances and historical prices for asset management dashboards.
  • Market research bots: Build automated scrapers or AI agents that track trending assets and network activity.
  • Academic research: Gather historical, social, and on-chain datasets for blockchain or financial research papers.
  • On-chain anomaly detection: Monitor large transactions and changes in network metrics to surface suspicious or significant activity.
  • Trading signal development: Test quantitative strategies using historical stat APIs—always in a research context (avoid investment advice).

Free APIs are especially valuable for prototyping or academic work, allowing experimentation without financial barriers.

Limitations and Considerations for Free Crypto APIs

While many free APIs are robust, it’s vital to recognize their limits:

  • Restricted features: Advanced endpoints (like deep on-chain analytics or AI predictions) may require paid access or have throttled response times on free plans.
  • Rate restrictions: Heavy use—such as running a live trading bot—may exceed free limits, resulting in failed requests or delayed data.
  • Data accuracy: Verify data sources, as inconsistencies can occur in community-maintained APIs.
  • Longevity and support: Free APIs may change terms or sunset endpoints with little warning; it’s smart to plan for redundancy or migrate to paid tiers if scaling a critical project.

Always monitor usage and test with sample queries before deeply embedding an API into your application stack.

Build Smarter Crypto Apps & AI Agents with Token Metrics

Token Metrics provides real-time prices, trading signals, and on-chain insights all from one powerful API. Grab a Free API Key

Frequently Asked Questions

What can I do with a free crypto stats API?

Free APIs allow you to retrieve real-time prices, historical price charts, market capitalization, volume stats, and sometimes deep on-chain or social data. Common use cases include research dashboards, portfolio tracking, market research bots, and academic studies.

How does free API data differ from paid API data?

Paid APIs often offer higher request limits, lower latency, access to premium or advanced endpoints (such as AI signals or on-chain analytics), and priority support. Free APIs typically have limited features but are sufficient for basic research and prototyping.

What are the main limitations of free crypto APIs?

Key limitations include lower request limits, restricted access to certain data types, potential delays in data refresh, and fewer customization options. Some free APIs may also reduce support or sunset features without notice.

How do I find the best API for my crypto project?

Assess your needs: data types, frequency, project scale, and supported tokens or blockchains. Compare APIs on criteria like data coverage, uptime, rate limits, and ease of integration. Experiment with sample calls and consult developer communities for reviews.

Always review API terms of use and attribution requirements. Some APIs restrict redistribution or commercial use on free plans. Ensure compliance, especially if embedding data into public or monetized projects.

Disclaimer

This article is for informational and educational purposes only. It does not constitute investment advice, endorsement, or a recommendation. Always do your own due diligence and consult a professional before using financial or blockchain data in critical applications.

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
Token Metrics Team
Token Metrics Team

Recent Posts

Crypto Basics

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

Token Metrics Team
6 min
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
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.

Crypto Basics

Best Crypto Exchanges for July 2025

Token Metrics Team
6 min
MIN

Cryptocurrency adoption has surged in 2025, with Bitcoin reaching over $118,000 and Ethereum climbing above $3,000. Whether you’re a beginner or an advanced trader, choosing the right exchange or trading app is critical. But while exchanges handle your transactions, it’s tools like Token Metrics that give you the edge—using AI to deliver real-time analytics, trading signals, moonshot altcoin picks, and price predictions.

In this guide, we’ll cover the top exchanges and apps for July 2025, along with Token Metrics, the best platform for AI-powered crypto research and trading.

🔝 Top Crypto Platforms for July 2025

🧠 Token Metrics: Best AI Crypto Trading Platform

Token Metrics stands out not as an exchange, but as an AI-powered research, analytics, and trading platform. It gives retail and institutional investors data-driven insights to make smarter trades across any exchange.

Why Token Metrics is #1 for AI Crypto Trading:

  • AI-Generated Buy/Sell Signals
    Token Metrics’ signals dashboard uses over 80 data points to issue bullish or bearish calls on top tokens. For example, the AI turned bullish on Bitcoin on June 28, just before it surged past $118,000.



  • Moonshots for Early-Stage Altcoins
    The Moonshots tab identifies low-cap altcoins with 10x–100x potential based on momentum, AI scores, and liquidity—long before they hit mainstream exchanges.


  • Price Forecasting Models
    Token Metrics predicts short-, medium-, and long-term prices for major tokens. Bitcoin’s 2026 forecast, for example, ranges between $150,000–$230,000, based on ETF flows, supply on exchanges, and macroeconomic signals.


  • Custom Alerts
    Users can set alerts based on price, trader grade, or AI signals, delivered instantly via Email, Telegram, SMS, or Slack.


  • Integrated Swap Widget
    You can research, analyze, and buy tokens directly via Token Metrics’ swap widget—all in one dashboard.

Whether you’re trading on Kraken, Coinbase, or Binance, Token Metrics plugs into your strategy and helps you trade with confidence, using real-time AI insights.

⚙️ Top 5 Crypto Exchanges for July 2025

🥇 Kraken – Best for Low Fees

  • Maker Fees: 0.00%–0.25%
  • Taker Fees: 0.10%–0.40%
  • Minimum Deposit: $10
  • Crypto Offered: 300+

Kraken is ideal for fee-sensitive traders. It’s available on web, mobile, desktop, and Kraken Pro. However, it's not available in all U.S. states and lacks FDIC or SIPC insurance.

🥈 Gemini – Best for Security & Experienced Traders

  • Maker Fees: 0.00%–0.20%
  • Taker Fees: 0.03%–0.40%
  • Minimum Deposit: $0
  • Crypto Offered: 70

Gemini is the most secure exchange in 2025, with FDIC insurance, crypto insurance, and advanced features through its ActiveTrader terminal. But it has a complex fee structure and limited assets.

🥉 Coinbase – Best for Beginners

  • Maker Fees: 0.00%–0.40%
  • Taker Fees: 0.05%–0.60%
  • Minimum Deposit: $0
  • Crypto Offered: 240

Coinbase is ideal for newcomers with its clean UI, beginner-friendly tools, and educational content. It’s available in 172 countries, though advanced traders might want more features.

📱 Crypto.com – Best Mobile App & Bitcoin Trading

  • Maker Fees: 0.00%–0.25%
  • Taker Fees: 0.05%–0.50%
  • Minimum Deposit: $20
  • Crypto Offered: 417

With a sleek mobile app and support for Bitcoin options and futures, Crypto.com is perfect for on-the-go traders. However, it only supports a hot wallet and has limited global access.

🪙 BitMart – Best for Altcoins

  • Fees: Varies by tier (0.04%–0.60%)
  • Minimum Deposit: Not disclosed
  • Crypto Offered: 1,700+

BitMart is the best place to find rare altcoins. With copy trading and BitMart Academy, it’s useful for altcoin hunters. But its lack of transparency on security is a concern.

✅ Why Token Metrics Complements These Exchanges

⚠️ Reminder: Crypto Is Risky

Crypto markets are volatile and speculative. While these exchanges and tools can improve your strategy, always do your own research (DYOR) and consult professionals when investing.

Final Thoughts

If you want to trade crypto in July 2025, pair a high-quality exchange like Kraken or Coinbase with a research powerhouse like Token Metrics. Exchanges execute trades—but Token Metrics tells you what to trade, when to trade, and why.

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