Token Metrics API

Free Crypto API: Build Smarter Crypto Apps at Zero Cost

Compare the best free crypto APIs for developers. Token Metrics offers real-time prices + AI trading signals free vs CoinGecko, CryptoCompare, and Glassnode. Perfect for prototyping trading bots and dashboards.
Sam Monac
6 min
MIN

What Is a Free Crypto API?

A free crypto API gives developers access to cryptocurrency data without upfront costs. Think of it as a bridge between raw blockchain/market data and your application. APIs let you pull:

  • Real-time token prices and charts

  • Historical data for backtesting and research

  • Market cap, liquidity, and trading volumes

  • On-chain metrics such as wallet flows

  • AI-driven trading signals and predictive insights

Free tiers are invaluable for prototyping apps, dashboards, and bots. They let you validate ideas quickly before paying for higher throughput or advanced endpoints.

Why Developers Use Free Crypto APIs

Free crypto APIs aren’t just about saving money—they’re about learning fast and scaling smart:

  • Zero-Cost Entry – Start building MVPs without financial risk.

  • Rapid Prototyping – Test ideas like dashboards, bots, or AI agents quickly.

  • Market Exploration – Access broad coverage of tokens before committing.

  • Growth Path – Once demand grows, upgrade to premium tiers seamlessly.

📌 Tip: Use multiple free crypto APIs in parallel during early development. This helps you benchmark speed, reliability, and accuracy.

Key Features of the Token Metrics Free API

The Token Metrics free tier goes beyond basic price feeds by offering:

  • Real-Time Prices – Live data on Bitcoin, Ethereum, and thousands of tokens.

  • AI Trading Signals – Bull/Bear indicators that help power smarter strategies.

  • Secure Access – Encrypted endpoints with key-based authentication.

  • 30 Days of History – Enough to prototype backtests and analytics features.

Unlike many free crypto APIs, Token Metrics API provides both price data and intelligence, making it ideal for developers who want more than surface-level metrics.

Comparing Free Crypto APIs: Strengths & Trade-offs

  • CoinGecko & CoinMarketCap


    • Pros: Huge token coverage, great for charts and tickers.

    • Cons: Limited historical and no predictive analytics.

  • CryptoCompare


    • Pros: Rich historical tick-level data, good for backtesting.

    • Cons: Free tier limits depth and call volume.

  • Glassnode


    • Pros: Strong on-chain insights.

    • Cons: Many advanced datasets require paid access.

  • Alchemy & Infura


    • Pros: Node-level blockchain access for dApp builders.

    • Cons: Not designed for trading or analytics—raw blockchain data only.

  • Token Metrics


    • Pros: Real-time prices, AI signals, and on-chain analytics in one free tier.

    • Cons: Rate limits apply (upgrade available for higher throughput).

Popular Use Cases: From Bots to Dashboards

  • AI Crypto Trading Bots – Start testing automation using live prices and bull/bear signals.

  • Crypto Dashboards – Aggregate token ratings, prices, and trends for end users.

  • Research Tools – Run small-scale backtests with 30-day historical data.

  • Learning Projects – Ideal for students or developers exploring crypto APIs.

📌 Real-world example: Many developers use the Token Metrics free tier to prototype bots that later scale into production with paid plans.

Best Practices for Using Free Crypto APIs

  1. Start with Prototypes – Test multiple free APIs to compare reliability and latency.

  2. Track Rate Limits – Free tiers often throttle requests (e.g., 5 req/min at Token Metrics).

  3. Combine Data Sources – Use Token Metrics for signals + CoinGecko for broad coverage.

  4. Secure Keys – Treat even free API keys as sensitive credentials.

  5. Prepare to Upgrade – Build flexible code so you can switch tiers or providers easily.

Beyond Token Metrics: Other Free Resources Worth Knowing

  • DefiLlama API – Free coverage of DeFi protocols, yields, and TVL.

  • Dune Analytics – Query blockchain data with SQL for free.

  • TradingView Widgets – Embed charts directly into dashboards.

  • Santiment API – Free endpoints for social/sentiment analytics.

These can complement Token Metrics. For example, you could combine Token Metrics signals + DefiLlama DeFi data + TradingView charts into one unified dashboard.

How to Get Started With the Token Metrics Free API

  1. Sign Up for a free Token Metrics account.

  2. Generate Your API Key instantly from your dashboard.

  3. Check the Docs for endpoints, examples, and code snippets.

  4. Prototype Your App with real-time prices and signals.

  5. Upgrade When Ready to unlock larger datasets and more endpoints.

👉 Grab Your Free Token Metrics API Key

FAQs About Free Crypto APIs

What can I access with Token Metrics Free API?
Live token prices, bull/bear trading signals, and 30 days of historical data.

Are free APIs reliable for production?
Not recommended—free tiers are best for prototypes. Paid tiers ensure reliability and scale.

What are the rate limits?
500 calls/month, 5 requests/minute, and 1 WebSocket connection.

Can I use the free API for trading bots?
Yes—ideal for prototyping. For production-level bots, upgrade for more throughput.

Scaling Beyond Free: Paid Plans & X.402

When your project outgrows free limits, Token Metrics offers flexible upgrades:

  • Pay-Per-Call (X.402) – As low as $0.017 per call, unlimited usage, no commitment.

  • Advanced Plan ($999.99/year) – 20,000 calls/month, indices & indicators, 3 WebSockets.

  • Premium Plan ($1,999.99/year) – 100,000 calls/month, AI agent + reports, 3 years of history.

With up to 35% off using TMAI tokens, scaling is cost-efficient.

📌 Why X.402 matters: Instead of committing upfront, you can grow gradually by paying per call—perfect for startups and side projects.

Build Smarter, Scale Easier

Free APIs help you start quickly and learn fast. Token Metrics gives you more than prices—it adds AI-powered signals and intelligence. Combine it with other free APIs, and you’ll have a toolkit that’s powerful enough for experimentation and flexible enough to scale into production.

👉 Create Your Free Token Metrics Account and Start Building

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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

How to Buy Bitcoin? A Simple Guide to Owning Digital Gold

Token Metrics Team
5 mins
MIN

Why Buy Bitcoin?

Bitcoin (BTC) has solidified itself as digital gold, offering a hedge against inflation and an alternative to traditional financial systems. With growing adoption by institutions and governments, Bitcoin continues to gain traction as a store of value and medium of exchange.

Trump's Bold Crypto Move: A U.S. Bitcoin Strategic Reserve?

A recent revelation has sent shockwaves through the crypto industry—Donald Trump has reportedly signed an executive order to establish a U.S. Bitcoin Strategic Reserve. This unprecedented move signals a major shift in government attitudes toward digital assets, recognizing Bitcoin as a critical financial and strategic asset.

With such high-profile endorsements and growing mainstream interest, now is the perfect time to understand Bitcoin’s role in the future of finance and explore how to get involved in this evolving landscape.


Step-by-Step Guide: How to Buy Bitcoin

1. Choose a Secure Platform

To buy Bitcoin, you need a reliable exchange or trading platform. Token Metrics now offers direct Bitcoin purchases, allowing you to seamlessly research, invest, and hold your BTC in one place.

2. Fund Your Web3 Wallet

Before making a purchase, ensure you have a Web3 wallet funded with crypto or stablecoins. This allows for easy, secure transactions. If you don’t have a wallet yet, setting one up with MetaMask or Trust Wallet is quick and simple.

3. Use AI-Powered Insights to Make Informed Decisions

With Token Metrics' AI trading assistant (TMAI), you can request real-time technical analysis on Bitcoin before buying. This ensures you enter the market at an optimal time.

4. Buy Bitcoin Seamlessly

Once you're confident in your decision, execute your trade directly on Token Metrics without needing multiple apps or exchanges. The entire process is designed for efficiency and simplicity.

5. Store Your Bitcoin Securely

After purchasing BTC, you can either leave it in your Web3 wallet for easy access or transfer it to a hardware wallet for added security.

Why Token Metrics is the Best Place to Buy Bitcoin

  • One-Stop Solution: Research, analyze, and trade—all in one place.
  • AI-Powered Trading: Get expert-level insights before making a purchase.
  • Secure Transactions: Buy Bitcoin directly without complicated third-party platforms.
  • Easy Web3 Integration: No need for multiple wallets or exchanges—just fund your Web3 wallet and trade seamlessly.

The Future of Bitcoin is Here—Get Started Today!

With Bitcoin gaining mainstream recognition and potential government backing, there has never been a better time to buy. Token Metrics makes the process easy, secure, and intelligent.

Start your Bitcoin journey today—purchase BTC directly on Token Metrics and stay ahead of the financial revolution!

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Announcements

Trading on Token Metrics Launches Today!

Token Metrics Team
5 mins
MIN

Crypto moves incredibly fast—so, access to actionable insights and the ability to execute trades quickly often make the difference between catching the next 100X opportunity and missing out. 

Token Metrics, already an industry leader in AI analytics for crypto, has now closed the gap between research and execution with the launch of its direct trading feature. Token Metrics users can now trade crypto directly on the site that gives them crypto alpha!  

With this latest upgrade, Token Metrics has transformed from a trusted analytics provider into an all-in-one crypto powerhouse, enabling users to analyze, act, and trade within a single ecosystem.


Why
Trading on Token Metrics is a Big Deal

For years, Token Metrics has provided users with data-driven insights into over 5,000 cryptocurrencies, using AI to uncover hidden market gems and deliver premium research. However, converting those insights into trades often requires users to juggle multiple wallets, apps, and exchanges.

The ability for users to trade directly where they get their signals is next-level—and it eliminates the platform jumping hassle. 

Users can now go from viewing the AI analytics breakdown on the Token Details, Ratings, and Indices page (coming soon)—to owning these tokens in seconds!

For our users, it’s a big shift in convenience:

  • Seamless Execution: Users can now trade tokens when our AI identifies profitable opportunities without leaving the platform.
  • Multi-Chain Capability: Powered by modern interoperable tech, the trades work across multiple blockchains, ensuring compatibility with popular tokens and protocols.
  • Faster Trades: Transactions are completed in under two minutes, reducing latency and capturing opportunities in volatile markets.

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How It Works

Here’s a closer look at how trading crypto works on the platform:

  1. Ratings Page

    • A new “Buy” button appears next to highly rated tokens, enabling users to trade into top-performing assets based on real-time AI analytics.
    • Tooltips guide users on how ratings correlate with potential market opportunities.

  2. Token Details Page

    • Every token's page now includes a “Buy” button, allowing users to act on our AI insights immediately.
    • Pre-populated swap options ensure a faster, more intuitive experience.

  3. Indices Page (Coming Soon)

    • Users can execute a multi-token swap with the “Buy Index” feature, purchasing entire token portfolios in a single transaction.
    • Customization options allow users to adjust token weights and allocations, tailoring their portfolios to specific investment strategies.

Why This Matters for Crypto Traders

This product upgrade elevates the value of Token Metrics far beyond its original analytics capabilities. Here’s what traders and investors stand to gain:

  • Streamlined Experience: Token Metrics enables a seamless flow from research to execution, saving users time and effort.
  • Smarter Portfolio Management: The ability to trade high-performing tokens or balanced indices directly helps users optimize their portfolios easily.

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For users, this means faster decision-making, more informed trades, and a streamlined approach to navigating the complexities of the crypto market. 

Users can now research, analyze, and execute trades—all in one place. A final goodbye to juggling multiple apps and wallets.

Whether you’re a seasoned trader or just starting your crypto journey, Token Metrics is the all-in-one tool designed to help you identify and act on opportunities faster, smarter, and more securely.

👉 Experience Trading on Token Metrics Today

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Don’t just analyze. Act, and make profits.

Token Metrics has everything you need to research, trade, and thrive in 2025.

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Crypto Basics

What is an AI Agent? A Deep Dive into Token Metrics’ AI Agent

Token Metrics Team
5 mins
MIN

Artificial Intelligence (AI) is reshaping industries, and the cryptocurrency market is no exception. Among the most exciting innovations in this space are AI agents - intelligent digital assistants designed to streamline tasks, provide actionable insights, and simplify decision-making. But what exactly is an AI agent, and how does it work? In this post, we’ll explore the concept of AI agents and delve into the powerful capabilities of Token Metrics’ AI Agent, TMAI.

What Are AI Agents?

AI agents are sophisticated software programs powered by machine learning, natural language processing (NLP), and data analytics. Acting as virtual assistants, they can perform a range of tasks by interpreting user inputs, processing large datasets, and delivering precise responses or actions.

Key features of AI agents include:

  • Understanding Natural Language: They can interpret user queries in plain language, making them accessible to anyone.
  • Task Automation: AI agents can perform complex tasks, from research to transaction execution, with minimal user input.
  • Personalization: They adapt to users’ needs, offering tailored insights and solutions.

In short, an AI agent serves as an intelligent guide, capable of simplifying intricate processes across industries, including cryptocurrency trading and investing.

Introducing Token Metrics’ AI Agent: TMAI

Token Metrics has taken AI agent technology to the next level with TMAI, an intelligent assistant built specifically for crypto traders and investors. TMAI combines advanced AI with Token Metrics’ proprietary data to offer a seamless, all-in-one solution for researching, analyzing, and investing in cryptocurrencies.

How TMAI Works

TMAI functions as a personal crypto assistant, accessible to anyone, regardless of their level of expertise. Its capabilities include:

1. Providing Crypto Predictions and Recommendations

TMAI leverages advanced data analysis to predict price trends and recommend investments based on current market conditions.

  • Data-Driven Predictions: Ask questions like “What is Bitcoin’s price outlook for the next week?” and get predictions based on real-time data and historical trends.
  • Tailored Recommendations: Whether you’re looking for the best altcoins or long-term investments, TMAI provides insights that match your goals.

2. Delivering Technical Analysis

Technical analysis is crucial for making informed trading decisions, but it can be overwhelming for many. TMAI simplifies this by generating technical insights on demand.

  • Chart Analysis: Ask for support and resistance levels, moving averages, or other key indicators for any cryptocurrency.
  • Trend Identification: Get a breakdown of bullish or bearish trends without needing to study complex charts.

3. Streamlining the Investment Process

One of TMAI’s standout features is its ability to go beyond research and analysis by enabling users to invest directly.

  • Integrated Wallet Support: Connect your crypto wallet to TMAI for seamless transactions.
  • One-Click Swapping: Once you’ve decided on an investment, TMAI can execute the trade for you, swapping your tokens with just a click.
  • All-in-One Platform: Research, analyze, and invest without needing multiple tools or platforms.

Why Use Token Metrics’ AI Agent?

TMAI is designed to save you time and effort while ensuring accuracy and convenience. Here’s why it stands out:

  • Comprehensive Data Access: TMAI taps into Token Metrics’ extensive database, covering thousands of cryptocurrencies, market trends, and technical indicators.
  • Real-Time Insights: Stay updated on the latest market movements and make decisions with confidence.
  • User-Friendly: From beginners to seasoned traders, anyone can use TMAI to gain valuable insights and execute investments effortlessly.

Transform Your Crypto Journey with TMAI

TMAI represents the next evolution in crypto trading and investing. By combining cutting-edge AI technology with Token Metrics’ trusted platform, it empowers users to:

  • Understand market dynamics with ease
  • Receive personalized predictions and insights
  • Streamline the research and investment process into a single platform

Whether you’re new to crypto or a seasoned trader, TMAI is the ultimate tool to simplify your experience and maximize your results.

Ready to revolutionize your crypto journey? Experience the power of Token Metrics’ AI Agent today.

Get started now at www.tokenmetrics.com

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