Crypto exchanges are increasingly relying on independent, third-party market data providers rather than building all their pricing infrastructure from scratch. This shift is reshaping how platforms deliver real-time information to users, comply with regulations, and scale their operations. Major exchanges like Kraken and Crypto.com have integrated external data application programming interfaces (APIs), which are tools that allow different software systems to communicate and share information, to power everything from token discovery to regulatory compliance workflows.

What Are Crypto Data APIs and Why Do Exchanges Need Them?

A crypto data API is essentially a standardized way for exchanges and other platforms to access reliable, real-time pricing and market information across thousands of tokens and blockchain networks. Rather than maintaining their own data infrastructure, exchanges can tap into independent providers that aggregate pricing from multiple sources, verify accuracy, and ensure the data meets regulatory standards.

Enterprises and institutions require crypto data APIs that deliver several critical capabilities. These include uptime and reliability during volatile market periods, broad coverage across centralized exchanges, decentralized exchanges, and onchain markets, historical data depth for tax reporting and compliance reviews, low-latency real-time data delivery through WebSocket or webhook integrations, dedicated enterprise support, and security certifications such as SOC 2 that demonstrate compliance readiness.

How Are Major Exchanges Using Independent Data Providers?

Kraken, a global cryptocurrency exchange serving users across 190 countries, integrated an independent data API to support real-time and historical pricing across its main platform and Kraken Pro, its professional trading interface. The integration powers asset-specific price pages, market capitalization and volume data, category comparisons, and price charts. The results were significant: Kraken reported a 44% increase in user engagement and conversion across its ecosystem, alongside improvements in uptime and data accuracy.

"The CoinGecko API enables us to deliver comprehensive, real-time information that empowers Kraken clients to research deeply, trade profitably, and invest with confidence. By equipping our users with the insights they need, it has become a key driver of growth and engagement at Kraken," said a Kraken representative.

Kraken, Global Cryptocurrency Exchange

Crypto.com took a different approach, integrating independent data APIs into its self-custodial wallet, which is a digital wallet that users control directly without relying on a third party to hold their private keys. The wallet serves over 10 million users and provides token discovery across more than 11 million tokens and 200 blockchain networks. The integration supports discovery features such as hot, top, new, and trending tokens, as well as gainers and losers. The improved discovery features drove an 86% increase in user clicks.

"CoinGecko API is well-organised and developer-friendly. Most importantly, CoinGecko's data is accurate and they support the trending tokens very quickly," noted a Crypto.com representative.

Crypto.com, Cryptocurrency Exchange and Wallet Provider

Variational, a perpetual futures exchange offering leveraged trading contracts, uses independent data APIs to power market listings and pricing for over 450 markets without requiring manual maintenance. This approach reduces duplicate listings across assets deployed on multiple blockchain networks, streamlining operations and improving user experience.

How Are Wallets and Regulated Institutions Leveraging Market Data APIs?

Beyond exchanges, self-custodial wallets and regulated financial institutions are also adopting independent data providers. Phantom, a self-custodial wallet trusted by over 15 million users across Solana, Ethereum, Polygon, Sui, Monad, and Bitcoin, relies on independent data APIs as a source of token metadata to support token verification and reduce exposure to fraudulent assets within its wallet interface.

D'CENT, a biometric hardware wallet used by 700,000 people worldwide, integrated independent data APIs to provide live prices and chart data across 4,600 assets on 85 networks, enabling users to access real-time market information directly within the wallet interface.

"CoinGecko's data helps us give users the most accurate and up-to-date market information right inside the wallet. It's become an important part of how we make on-chain activity easier and more intuitive for everyone," explained Wan Kyu Kim, Chief Business Officer at D'CENT Wallet.

Wan Kyu Kim, Chief Business Officer, D'CENT Wallet

Regulated financial institutions face even stricter requirements. Deblock, Europe's first fully MiCA-regulated onchain bank, combines a euro account, Visa debit card, and non-custodial crypto wallet into a single product. MiCA, or the Markets in Crypto-Assets Regulation, is the European Union's comprehensive framework for regulating cryptocurrency platforms and services. Deblock streams price updates through independent data providers to keep crypto balances, portfolio visualizations, and euro-to-crypto conversions accurate to the standards required by a regulated bank.

"CoinGecko's robust data infrastructure is the silent engine behind our portfolio visualizations, allowing Deblock to transform raw onchain data into clear, actionable insights for our users. Their accurate real-time pricing and historical depth enable us to build a seamless bridge between everyday banking and the crypto economy," stated Mario Eguiluz, Cofounder and Chief Technology Officer at Deblock.

Mario Eguiluz, Cofounder and Chief Technology Officer, Deblock

Why Independent Data Matters for Compliance and Risk Management

Compliance firms and blockchain analytics providers are also adopting independent market data APIs. Elliptic, a blockchain analytics and compliance firm serving financial institutions and regulators, integrated independent data APIs to extend its pricing coverage across millions of tokens, including tokenized real-world assets (RWAs), such as tokenized securities and funds emerging onchain.

The shift toward independent data providers reflects a broader industry recognition that reliable, transparent, and auditable market data is essential for building trust with users and regulators. Organizations across exchanges, wallets, institutional finance, DeFi infrastructure, taxation and accounting, data and analytics, and artificial intelligence applications are standardizing on independent data sources to ensure consistency, reduce operational complexity, and meet evolving regulatory requirements.

How to Evaluate a Crypto Data Provider for Your Platform

• Uptime and Reliability: Verify that the provider maintains consistent data availability during periods of high market volatility, which is critical for trading platforms and real-time applications.
• Broad Asset and Network Coverage: Ensure the provider offers comprehensive data across centralized exchanges, decentralized exchanges, and onchain markets without requiring you to integrate multiple fragmented sources.
• Historical Data Depth: Confirm that the provider maintains multi-year historical data to support use cases such as tax reporting, fund analysis, compliance reviews, and research.
• Low-Latency Data Delivery: Look for real-time access through WebSocket or webhook integrations that enable faster data workflows beyond standard REST API requests.
• Security and Compliance Certifications: Verify that the provider holds third-party attestations such as SOC 2 and can provide clear documentation of data aggregation methodologies to support internal reviews and regulatory audits.
• Dedicated Enterprise Support: Confirm that the provider offers knowledgeable support contacts who understand your integration and operational requirements at scale.

The adoption of independent market data APIs by exchanges, wallets, and regulated institutions signals a maturation of the crypto industry. As platforms compete on user experience and regulatory compliance, reliable, transparent, and auditable market data has become a competitive advantage rather than a commodity. This trend is likely to accelerate as more jurisdictions implement comprehensive crypto regulations and institutional adoption continues to grow.