Use Case

Crypto & Blockchain

On-chain data, wallets, and digital-asset rails.

16 providers 50 APIs 15 declared variants

Building on blockchains — reading on-chain state, submitting transactions, managing wallets and custody, and integrating DeFi and tokenized-asset protocols.

16 API providers on the APIs.io network offer crypto & blockchain. The highest-rated are Solana, Aptos, IOTA, CryptoCompare, Sumsub.

Providers

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 1 Complete, well-documented, and agent-ready
SolanaSolana is a high-performance blockchain platform designed for fast, secure, and scalable decentralized appl...1 API67.1
Strong 2 Solid coverage with minor gaps
AptosAptos is a Move-based Layer 1 blockchain platform that exposes a REST API for reading on-chain state and su...1 API58.8IOTAIOTA is an open-source distributed ledger technology built to bring real-world applications on-chain. It is...2 APIs54.9
Developing 8 Usable, with meaningful gaps to close
CryptoCompareCryptoCompare (now CoinDesk Data / CCData, acquired by CoinDesk in late 2024) is a long-standing crypto mar...2 APIs52.2SumsubSumsub is a London-headquartered global verification platform offering an integrated full-cycle solution fo...1 API50.2AlgorandAlgorand is a pure proof-of-stake blockchain platform designed for speed, security, and decentralization. I...3 APIs49.0LineaLinea is ConsenSys' ZK-EVM Layer 2 network built on Ethereum, offering low fees, fast finality, and full EV...1 API48.9BlockfrostBlockfrost is a RESTful API service providing access to the Cardano blockchain and its ecosystem. It serves...2 APIs47.5UniswapUniswap is the world's leading decentralized exchange (DEX) protocol, enabling permissionless token swaps o...2 APIs46.0Automotive Grade LinuxAutomotive Grade Linux (AGL) is a collaborative open source project under the Linux Foundation that develop...2 APIs43.4BinanceBinance is the world's largest cryptocurrency exchange by trading volume, providing APIs for spot trading, ...19 APIs42.4
Thin 2 Limited public surface area
SyndicaSyndica is a Solana-only infrastructure company building developer infrastructure for Web3. Its production ...4 APIs37.7ChainlensChainlens, built by Web3 Labs, is a blockchain explorer and analytics platform for EVM-compatible public an...1 API29.7
Emerging 1 Early or largely undocumented
Pendle FinancePendle Finance is a decentralized yield-trading protocol that tokenizes future yield by stripping yield-bea...9 APIs24.3
Minimal 1 Almost no public developer surface
Binary FormatBinary format refers to data encoding and serialization methods that use binary rather than text representa...8.2
Unrated 1 Not yet scored
WSDLWSDL (Web Services Description Language) is a W3C standard XML format for describing web service interfaces...

What Providers Actually Declared

This use case is a canonical term. These are the free-text strings providers wrote in their own apis.yml that map onto it.

Crypto and Web3 ComplianceDEX and DeFi backendsDeFi AggregatorDeFi Application BackendDeFi Application DevelopmentDeFi IntegrationDeFi Portfolio AnalyticsDeFi Protocol BuildingDeFi application developmentDeFi protocol developmentOn-chain analyticsService Contract DefinitionSmart Contract Event MonitoringSoftware Defined Vehicle ArchitecturegRPC Service Definition

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