Industry vertical

Blockchain & Web3

Crypto exchanges, DeFi protocols, NFTs, and blockchain infrastructure.

227 providers 1062 APIs

Blockchain & Web3 on the APIs.io network indexes 227 providers publishing 1062 APIs across this industry vertical.

Notable providers include Polygon, Kraken, Backpack, Pocket Network, CryptoCompare, Livepeer, and 221 more — each profile links out to that provider’s APIs, capabilities, schemas, and governance artifacts.

Related industries: Payments, Fintech, Retail & E-Commerce, and Financial Services. Browse every industry vertical at industries.apis.io.

About this industry

Web3 APIs — crypto exchanges and on-ramps, DeFi protocols, NFT marketplaces, blockchain RPC providers, wallets, and the broader decentralized-infrastructure stack.

Providers (227)

Provider	Description	APIs	Rating
Polygon	Polygon (Polygon.io, rebranded as Massive in early 2026) provides real-time and historical market data APIs across US stocks, options, indices, forex, cryptocurrencies, and futu...	7	exemplar
Kraken	Kraken is one of the world's largest and longest-running cryptocurrency exchanges, founded in 2011 and headquartered in San Francisco. Kraken offers Spot and Futures trading, st...	14	strong
Backpack	Backpack is a Solana-first crypto company founded by Armani Ferrante and Tristan Yver — the same team behind Coral and the Anchor framework that powers a majority of Solana prog...	3	strong
Pocket Network	Pocket Network is the decentralized RPC layer of Web3 — a permissionless, fully open data delivery protocol built on Cosmos SDK and CometBFT (the Shannon upgrade, June 2025). 5,...	3	strong
CryptoCompare	CryptoCompare (now CoinDesk Data / CCData, acquired by CoinDesk in late 2024) is a long-standing crypto market data aggregator covering 300+ exchanges, 10,000+ assets, and 300,0...	4	strong
Livepeer	Livepeer is the open, permissionless protocol for video transcoding, streaming, and AI video inference, coordinated on Ethereum mainnet and Arbitrum One via the Livepeer Token (...	3	strong
Covalent		6	developing
0x	0x is the institutional-grade DEX aggregation and crypto liquidity infrastructure platform that powers token swaps inside hundreds of consumer wallets, exchanges, and onchain ap...	5	developing
Blockfrost	Blockfrost is a RESTful API service providing access to the Cardano blockchain and its ecosystem. It serves as an infrastructure layer for developers building dApps, wallets, NF...	1	developing
Solana	Solana is a high-performance blockchain platform designed for fast, secure, and scalable decentralized applications and marketplaces. It exposes a JSON-RPC 2.0 API over HTTP and...	7	developing
CoinGecko	CoinGecko is a cryptocurrency data aggregator providing market data, analytics, and information on thousands of crypto assets, exchanges, derivatives, NFTs, and on-chain decentr...	3	developing
Chainstack	Chainstack is a managed multi-chain RPC and node infrastructure platform supporting 70+ blockchain protocols including Ethereum, Solana, Bitcoin, BNB Smart Chain, Polygon, Arbit...	26	developing
Amazon Managed Blockchain	Amazon Managed Blockchain is a fully managed service that allows you to create and manage scalable blockchain networks using popular open-source frameworks such as Hyperledger F...	1	developing
Aptos	Aptos is a Move-based Layer 1 blockchain platform that exposes a REST API for reading on-chain state and submitting transactions, a GraphQL Indexer API for high-level queries ov...	4	developing
Uniswap	Uniswap is the world's leading decentralized exchange (DEX) protocol, enabling permissionless token swaps on Ethereum and 25+ EVM-compatible blockchains through automated market...	3	developing
Binance	Binance is the world's largest cryptocurrency exchange by trading volume, providing APIs for spot trading, futures, margin, wallet management, and market data across 19+ special...	21	developing
Triton One	Triton One is a high-performance Solana RPC and blockchain infrastructure provider operating globally distributed bare-metal node networks for Solana, Pythnet, Sui, and Monad. B...	9	developing
Amazon QLDB	Amazon Quantum Ledger Database (QLDB) is a fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log. QLDB tracks ea...	1	developing
Arweave	Arweave is a permanent decentralized data storage network that enables developers to store data forever with a single upfront payment. It provides REST and GraphQL APIs for uplo...	3	developing
Tensor	Tensor is the Solana-native NFT marketplace and trading protocol founded by Tensor HQ and now stewarded by the Tensor Foundation. The platform exposes a public read REST API, a ...	3	developing
IOTA	IOTA is an open-source distributed ledger technology built to bring real-world applications on-chain. It is the first internet-scale programmable blockchain platform powered by ...	9	developing
Coinbase	Coinbase is a leading cryptocurrency platform providing trading, custody, and payment infrastructure for individuals, businesses, and institutions. The Coinbase Developer Platfo...	8	developing
Uniblock	Uniblock is a Web3 infrastructure platform that provides a standardized API aggregating data from hundreds of DEXs and cross-chain bridges, abstracting the complexity of multi-c...	3	developing
Circle	Circle Internet Financial is the issuer of USDC and EURC and operates a developer platform for moving regulated stablecoin money across the internet. Their APIs cover programmab...	10	developing
Algorand	Algorand is a pure proof-of-stake blockchain platform designed for speed, security, and decentralization. It exposes REST APIs through two core daemons — Algod (the Algorand pro...	3	developing
Civic	Civic is a digital identity and security platform offering authentication, identity verification, and AI agent security infrastructure. Core products include Civic Hub (a Model ...	3	developing
SingularityNET	SingularityNET is a decentralized AI services marketplace built on blockchain. Developers can publish AI services to the network and consumers can access them using the ASI (FET...	2	developing
Arbiscan	Arbiscan is the official blockchain explorer, search, API, and analytics platform for Arbitrum One, the leading Ethereum Layer 2 scaling network. It enables developers and users...	1	developing
Alpha Vantage	Alpha Vantage provides a single REST market-data API at https://www.alphavantage.co/query exposing 100+ functions across stocks (intraday/daily/weekly/monthly time series, globa...	1	developing
Magic Eden	Magic Eden is a multi-chain NFT marketplace and trading platform supporting Solana, Bitcoin (Ordinals and Runes), Ethereum, and Polygon. It provides REST APIs for accessing NFT ...	7	developing
Gitcoin	Gitcoin is a public goods funding platform that enables communities to fund open-source software, research, and other digital public goods through quadratic funding, direct gran...	4	developing
Jito Labs	Jito Labs is the Solana MEV infrastructure company behind Jito-Solana, the MEV-enabled validator client that runs on the majority of Solana mainnet stake, and the Jito Block Eng...	10	developing
Alchemy	Alchemy is a Web3 developer platform offering blockchain JSON-RPC, Data APIs (NFT, Token, Transfers, Portfolio, Prices, Webhooks/Notify, Simulation), Smart Wallets / Account Abs...	10	developing
Veli	Veli provides crypto investment strategies via API, enabling platforms to offer smart investment solutions while handling running investment strategies, buying, selling, rebalan...	1	developing
Etherscan	Etherscan is the leading blockchain explorer, search, API, and analytics platform for Ethereum and other EVM-compatible chains. It allows users to easily access and explore bloc...	1	developing
EOD Historical Data	EOD Historical Data (EODHD) provides institutional-grade financial data through a REST API at https://eodhd.com/api covering 150,000+ tickers across 60+ global exchanges. The AP...	1	developing
CryptoQuant	CryptoQuant is a blockchain data analytics platform providing real-time and historical on-chain, exchange flow, miner, derivatives, and stablecoin metrics for Bitcoin, Ethereum,...	1	developing
Biconomy		6	developing
Alpaca	Alpaca is an API-first commission-free stock and crypto trading broker offering trading, market data, options, and broker-as-a-service APIs. Alpaca publishes its OpenAPI specifi...	4	developing
Linea	Linea is ConsenSys' ZK-EVM Layer 2 network built on Ethereum, offering low fees, fast finality, and full EVM compatibility. Developers access on-chain data through three complem...	3	developing
Optimism Etherscan	Optimism Etherscan is the official blockchain explorer and API platform for the Optimism L2 network (OP Mainnet, chain ID 10). It provides REST APIs for querying Optimism transa...	1	developing
Avalanche	Avalanche is a high-performance blockchain platform offering REST APIs via the Glacier/Data API for querying transactions, addresses, NFTs, token balances, and cross-chain activ...	4	developing
tastytrade	tastytrade is an options-focused brokerage offering a public Open API that provides full read and write access to real-time account data, positions, balances, transaction histor...	3	thin
CoinGate	CoinGate is a cryptocurrency payment gateway providing REST APIs for creating and managing payment orders, processing crypto-to-fiat conversions, automating payouts, managing me...	1	thin
Blockdaemon	Blockdaemon is an institutional blockchain infrastructure company founded in 2017 by Konstantin Richter. It runs production node infrastructure, staking, indexed data, DeFi, cus...	11	thin
OpenSea	OpenSea is the world's largest NFT marketplace, offering a REST API for querying NFT collections, listings, offers, orders, and events, and for managing programmatic NFT trading...	12	thin
Stellar	Stellar is an open-source, decentralized blockchain network designed for fast, low-cost cross-border payments and asset issuance. The Stellar Development Foundation (SDF) mainta...	4	thin
EOSIO	EOSIO, now known as the Antelope protocol, is a free, open-source blockchain software protocol that provides developers and entrepreneurs with a platform on which to build, depl...	4	thin
LBank	LBank is a global cryptocurrency exchange providing REST and WebSocket APIs for spot trading, ETF/leveraged token products, market data, order management, account information, a...	5	thin
Filebase	Filebase is an S3-compatible object storage and IPFS pinning platform that combines familiar cloud storage APIs with decentralized, blockchain-backed infrastructure. Developers ...	4	thin
OpenZeppelin	OpenZeppelin is a Web3 security platform providing tools for secure smart contract development, deployment, monitoring, and automation. The platform includes OpenZeppelin Contra...	4	thin
Pocket Network	Pocket Network is a decentralized, permissionless RPC infrastructure network providing free public API access to 60+ blockchain chains including Ethereum, Avalanche, Polygon, So...	3	thin
Transpose	Historical blockchain data REST API providing access to transaction history, token transfers, NFT metadata, smart contract events, DEX swaps, and price data across Ethereum and ...	6	thin
Unstoppable Domains	Web3 domain name service providing REST APIs for resolving crypto domain names, managing NFT domains, reverse lookups, cross-chain address resolution, domain registration, and D...	4	thin
MEXC	MEXC is a global cryptocurrency exchange providing REST and WebSocket APIs for spot trading, perpetual futures, market data, order management, account management, and wallet ope...	5	thin
Tenderly	Tenderly is a Web3 development platform offering smart contract debugging, transaction simulation, virtual test environments, node RPC infrastructure, alerting, Web3 Actions ser...	6	thin
OKX	Global cryptocurrency exchange providing a comprehensive REST and WebSocket API for spot and derivatives trading, account management, market data, funding, sub-account operation...	7	thin
BitPay	BitPay is a cryptocurrency payment processing platform offering REST APIs for accepting Bitcoin and altcoin payments, creating invoices, managing refunds, processing payouts, an...	7	thin
Polkadot	Polkadot is a multi-chain blockchain network that enables interoperability between specialized blockchains called parachains. Developer APIs are provided through Subscan (a mult...	3	thin
LooksRare	LooksRare is a community-first NFT marketplace built on Ethereum that rewards traders, collectors, and creators with LOOKS token incentives. The platform operates an off-chain o...	4	thin
Akash Network	Akash Network is a decentralized cloud computing marketplace that connects users with underutilized compute capacity from data centers and bare-metal providers worldwide. It ena...	4	thin
Chainlens	Chainlens, built by Web3 Labs, is a blockchain explorer and analytics platform for EVM-compatible public and private chains (Ethereum, Hyperledger Besu, Quorum, Polygon, Avalanc...	1	thin
QuickNode	QuickNode is a multi-chain Web3 infrastructure provider supporting 77+ blockchains via JSON-RPC, REST, and gRPC. Core products include high-performance RPC nodes, Streams (real-...	7	thin
CoinAPI	CoinAPI is a financial data and execution platform delivering normalized real-time and historical cryptocurrency market data and trade execution across more than 350 exchanges. ...	3	thin
Magic Eden	Magic Eden is a multi-chain NFT marketplace offering REST and instruction-generation APIs for Solana, EVM chains (Ethereum, Polygon, Base, ApeChain, Arbitrum, Berachain, BSC, SE...	3	thin
Elliptic	Elliptic is a blockchain analytics and crypto compliance platform providing REST APIs for transaction screening, wallet risk scoring, entity identification, and AML compliance. ...	4	thin
Safe (Gnosis Safe)	Safe (formerly Gnosis Safe) provides multi-signature smart contract wallets for managing digital assets on EVM-compatible blockchains. The Safe Transaction Service is a REST API...	5	thin
PancakeSwap	PancakeSwap is the largest decentralized exchange (DEX) on BNB Chain, operating across ten blockchains including Ethereum, Arbitrum, Base, Solana, zkSync, Linea, Polygon zkEVM, ...	9	thin
Polygon.io	Polygon.io (rebranded as Massive in early 2026) provides real-time and historical market data APIs across stocks, options, indices, forex, crypto, and futures via REST, WebSocke...	6	thin
BitMart	BitMart is a global cryptocurrency exchange providing REST and WebSocket APIs for spot trading, perpetual futures contracts, margin trading, real-time market data, and account a...	6	thin
Nexus Mutual	Nexus Mutual is a decentralized insurance protocol built on Ethereum that enables members to share risk through a discretionary mutual structure. Since 2019 it has provided over...	1	thin
Reservoir	NFT marketplace infrastructure and data API for aggregating listings, bids, and sales across OpenSea, Blur, and other markets — powers buying, selling, and analytics across 30+ ...	1	thin
Pendle	Pendle is a permissionless yield tokenization protocol that splits yield-bearing assets into Principal Tokens (PT) and Yield Tokens (YT), enabling fixed-yield strategies and yie...	2	thin
Manifold	Manifold is an NFT creator tools platform that empowers artists and developers to deploy their own creator-owned smart contracts, mint NFTs, and build custom on-chain experience...	6	thin
CyberConnect	CyberConnect is a Web3 social graph protocol that enables developers to build decentralized social applications. It provides GraphQL and SDK-based APIs for accessing social grap...	2	thin
Ethereum	Ethereum is a decentralized, open-source blockchain platform that supports smart contracts - self-executing programs that run on its distributed network. It is the foundation fo...	1	thin
Footprint Analytics	Footprint Analytics is a blockchain data analytics platform providing unified REST and SQL APIs for querying DeFi protocol metrics, NFT market data, token analytics, GameFi econ...	1	thin
Nexo	Nexo is a crypto-backed lending and earning platform offering a REST API for managing crypto credit lines, earning interest on digital assets, swapping assets, and portfolio man...	2	thin
Odos	Odos is a DEX aggregator and smart order routing platform that uses a sophisticated optimization algorithm to unify fragmented liquidity and maximize the output of every trade. ...	3	thin
Hyperledger	Hyperledger is an open source collaborative effort created to advance cross-industry blockchain technologies, originally hosted under the Linux Foundation and now stewarded by L...	5	thin
PolygonScan	PolygonScan is the leading blockchain explorer, search, API, and analytics platform for the Polygon PoS network. It provides a REST API for querying transactions, token transfer...	1	thin
Lemonway	Lemonway is a European payment institution regulated by the French ACPR (registration 16568) since 2012, providing REST APIs for marketplace payments including IBAN wallet creat...	2	thin
Stooq	Stooq is a Poland-based financial data platform offering free access to historical and current market data for global equities, indices, currencies, cryptocurrencies, commoditie...	1	thin
Euler Finance	Euler is a permissionless modular lending protocol that enables users to lend, borrow, and build custom lending markets without limits. The platform provides REST APIs for query...	4	thin
Basescan	Base L2 blockchain explorer with a REST API for querying Base network transactions, token balances, smart contract ABIs, ERC-20 transfer events, gas prices, and block data. Powe...	1	thin
SuperRare	SuperRare is a premier digital art marketplace and auction house built on Ethereum for discovering, collecting, and trading unique single-edition digital artworks as NFTs. The p...	5	thin
Cardano	Cardano is a proof-of-stake blockchain platform designed for secure and scalable decentralized applications and smart contracts. Developer API access to the Cardano network is p...	2	thin
Hedera	Hedera is an enterprise-grade public distributed ledger platform built for the digital economy and governed by a council of leading global institutions. The Hedera Mirror Node R...	1	thin
Fawry	Fawry is Cairo-based Egypt's leading provider of e-payments and digital finance solutions, operating a nationwide network for card, e-wallet, and cash-based bill, merchant, gove...	1	thin
SimpleHash	NFT data API aggregating metadata, ownership, transfers, floor prices, and token market data across 80+ blockchains. Provides REST API, webhooks, and Kafka streaming used by wal...	1	thin
Monero	Monero is a privacy-focused, decentralized cryptocurrency providing JSON-RPC APIs for wallet management, transaction creation, mining coordination, and blockchain data access on...	2	thin
Frax Finance	Frax Finance is a fractional-algorithmic stablecoin protocol offering FRAX (USD-pegged stablecoin), FPI (Frax Price Index stablecoin pegged to a consumer goods basket), frxETH (...	2	thin
Zora	Zora is an NFT protocol and marketplace that enables creators to mint, sell, and manage digital collectibles across Ethereum mainnet and Layer 2 networks including the Zora Netw...	4	thin
Idle Finance	Idle Finance is a decentralized yield automation protocol that has operated since 2019, enabling users and integrators to optimize yield generation across DeFi. The platform off...	3	thin
Liquity	Liquity is a decentralized borrowing protocol that allows users to draw interest-free loans against Ether and liquid staking tokens as collateral. The protocol (V1) issues LUSD ...	4	thin
Polygon ID	Polygon ID (now operating as Privado ID) is a self-sovereign identity platform that enables issuers to create and manage decentralized identifiers (DIDs) and verifiable credenti...	4	thin
Prestmit	Prestmit is a digital trading platform that lets users buy and sell gift cards, exchange cryptocurrencies, pay bills, and purchase airtime and data. The Prestmit Partner API ena...	1	thin
Sui	Sui is a next-generation Move-based blockchain developed by Mysten Labs, designed for high throughput, low latency, and an asset-oriented programming model. It provides gRPC, Gr...	3	thin
XMTP	XMTP (Extensible Message Transport Protocol) is a decentralized, open messaging protocol that enables end-to-end encrypted communication between Ethereum wallet addresses and ot...	7	thin
Axelar	Axelar is a decentralized cross-chain communication network that enables secure interoperability across 80+ blockchains including EVM chains, Cosmos, Solana, Sui, Stellar, and X...	6	thin
Hiro	Hiro builds developer tooling for Bitcoin and the Stacks layer. Provides REST APIs (Stacks Blockchain API, Token Metadata API, Signer Metrics API, Chainhooks API, Platform API),...	6	thin
Vesper Finance	Vesper Finance is a DeFi yield aggregator that enables users to deposit assets into managed pools where yield strategies automatically optimize returns across decentralized fina...	3	thin
Ceramic	Ceramic is a decentralized data network built on a protocol for mutable event streams anchored to blockchain. It provides REST APIs for creating and updating mutable data stream...	1	thin
Lyra	Lyra (now Derive) is an institutional-grade options AMM protocol built on Ethereum, offering REST and WebSocket APIs for querying options boards, strike prices, implied volatili...	3	thin
Santiment	Santiment is a crypto market intelligence platform providing REST and GraphQL APIs for accessing on-chain metrics, social sentiment data, developer activity, and blockchain anal...	2	thin
Moralis	Moralis is a Web3 data platform offering REST-based Data APIs for EVM and Solana chains, real-time Streams (webhooks), Datashare exports, and an enterprise Data Indexer. Support...	5	thin
ParaSwap	ParaSwap (now Velora) is a DEX aggregator that enables dApps and traders to get the best swap rates by aggregating liquidity across 170+ DEXes and liquidity pools on 12 EVM-comp...	5	thin
Nano	Nano is a feeless, instant digital currency using a block-lattice architecture. It provides a JSON-RPC HTTP API for querying accounts, retrieving block information, managing wal...	5	thin
XRP Ledger	The XRP Ledger (XRPL) is a decentralized, public blockchain with fast settlement and low transaction costs. It provides HTTP/WebSocket JSON-RPC APIs for querying accounts, trans...	4	thin
SushiSwap	SushiSwap is a multi-chain decentralized exchange (DEX) protocol offering REST APIs for accessing liquidity pools, token prices, swap quotes, trading routes, and exchange analyt...	3	thin
Push Protocol	Push Protocol (formerly EPNS) is a Web3 communication and Layer 1 blockchain protocol that enables universal applications deployable once and accessible from any chain. Push Cha...	5	thin
Rocket Pool	Rocket Pool is a decentralized Ethereum liquid staking protocol that lets anyone participate in Ethereum proof-of-stake without running a full 32 ETH validator. Stakers deposit ...	3	thin
LayerZero	LayerZero is an omnichain interoperability protocol that enables seamless cross-chain messaging, token transfers, and OApp/OFT deployments across 90+ blockchains. It provides RE...	4	thin
Flow	Flow is a developer-friendly Layer 1 proof-of-stake blockchain built for consumer applications, NFTs, games, AI agents, and DeFi at scale. The Flow REST API (Access API) enables...	1	thin
Helius	Helius is a Solana developer platform offering Solana JSON-RPC, the Digital Asset Standard (DAS) API for NFTs/tokens, Enhanced Transactions, Webhooks, LaserStream gRPC streaming...	7	thin
Monad	Monad is a high-performance EVM-compatible Layer 1 blockchain designed for parallel execution and pipelined consensus, targeting 10,000 TPS with 1-second block time and single-s...	12	thin
Routescan (Snowtrace)	Routescan is the first multichain ecosystem explorer, search, API, and analytics platform for all major EVM chains. Operating as Snowtrace for Avalanche C-Chain, Routescan provi...	9	thin
Tezos	Tezos is a self-amending blockchain platform that uses on-chain governance to upgrade its protocol without hard forks. The primary developer API surface is provided by TzKT, an ...	10	thin
Hegic	Hegic is an on-chain peer-to-pool options trading protocol deployed on Arbitrum, enabling users to trade ETH and WBTC call and put options with AMM mechanics. Liquidity provider...	4	minimal
Linea	Linea is an Ethereum zkEVM Layer 2 developed by Consensys, offering full Ethereum equivalence under a zero-knowledge proving system that finalizes state to Ethereum L1. Linea ma...	10	minimal
BarnBridge	BarnBridge is a risk tokenization DeFi protocol that allows users to hedge yield sensitivity and price volatility by transforming debt pools into structured products with varyin...	5	minimal
Infura	Infura (now MetaMask Developer) is a Web3 RPC provider operated by ConsenSys/MetaMask offering JSON-RPC and REST APIs for 23+ blockchain networks including Ethereum, Linea, Poly...	5	minimal
Phantom	Phantom is a self-custodial multi-chain crypto wallet for Solana, Ethereum, Polygon, Base, Bitcoin, Sui, Monad, and HyperEVM, distributed as a mobile app (iOS/Android) and brows...	10	minimal
BscScan	BscScan is the leading block explorer and analytics platform for BNB Smart Chain (BSC), providing a REST API for querying transactions, token transfers, smart contract ABIs, gas...	1	minimal
Exactly Protocol	Exactly Protocol is a decentralized, non-custodial, open-source protocol providing autonomous fixed and variable interest rate credit markets on Ethereum, Optimism, and Base. It...	5	minimal
Filecoin	Filecoin is the world's largest decentralized storage network, providing cryptographically verifiable storage backed by a global network of storage providers. Developers can que...	6	minimal
Reown	Reown (formerly WalletConnect) provides Web3 connection infrastructure including AppKit (login + wallet integration UX), WalletConnect SDK (wallet-side), the Reown Cloud Explore...	4	minimal
Sei	Sei is a high-performance Layer 1 blockchain optimized for trading and decentralized exchange (DEX) applications. It is the first parallelized EVM blockchain, delivering sub-sec...	2	minimal
Art Blocks	Art Blocks is the leading on-chain generative art platform where artists deploy deterministic code to Ethereum, Arbitrum One, and Base; each token is minted by invoking the scri...	8	minimal
Berachain	Berachain is a high-performance EVM-identical Layer 1 blockchain built on BeaconKit consensus with a novel Proof-of-Liquidity (PoL) economic model that routes block rewards into...	10	minimal
Blast	Blast is an Ethereum Layer 2 network (OP Stack-derived, post-Pacific Meridian upgrade) that pays native yield on bridged ETH and stablecoins via auto- rebasing tokens — roughly ...	8	minimal
Ribbon Finance	Ribbon Finance is a DeFi structured products platform that helps users access crypto structured products through automated options strategies. The platform offers Theta Vaults (...	4	minimal
CoinMarketCap	CoinMarketCap is the leading crypto market data and rankings platform. The CoinMarketCap Pro API exposes 40+ REST endpoints covering cryptocurrency listings, quotes, OHLCV, exch...	1	minimal
Yearn Finance	Yearn Finance is a DeFi yield aggregator that automates yield farming strategies across EVM-compatible networks. It provides REST and GraphQL APIs for accessing vault data, APY ...	2	minimal
API3	API3 is a first-party blockchain oracle network that connects real-world APIs directly to smart contracts without intermediary nodes. Its core technology is Airnode, a serverles...	3	minimal
1inch	1inch is the leading DEX aggregator. The 1inch Developer Portal exposes 13+ APIs covering Swap (classic, Fusion intent, cross-chain), Orderbook, Balance, Spot Price, Token, Toke...	7	minimal
Dune Analytics	Dune is a SQL-based crowdsourced blockchain analytics platform. The Dune API exposes Query Execution endpoints (run/poll/results), pre-built Trends endpoints, EVM Transactions A...	3	minimal
Tiingo	Tiingo provides high-quality financial market data APIs across US equities, crypto, FX, fundamentals, and news, popular among quantitative researchers. APIs include End-of-Day p...	6	minimal
Lightning Labs	At Lightning Labs, we develop software that powers the Lightning Network. Our open source, secure, and scalable Lightning systems enable users to send and receive money more eff...	1	minimal
KyberSwap	KyberSwap is a multi-chain DEX aggregator and liquidity protocol offering REST APIs for swap routing, limit orders, liquidity provision via Zap-as-a-Service, and on-chain token ...	4	minimal
Dopex	Dopex (Decentralized Options Exchange) is a DeFi protocol built on Arbitrum that enables users to trade and write options through Single Staking Option Vaults (SSOV). The protoc...	3	minimal
EigenLayer	EigenLayer is a restaking protocol on Ethereum operated by Layr Labs that lets stakers re-use staked ETH (or liquid-staking tokens) to secure additional off-chain services calle...	7	minimal
Messari	Messari provides crypto research, analytics, fundamentals, intelligence, and asset profiles through a REST API at data.messari.io. Endpoints cover assets metrics, market data, n...	1	minimal
Solscan	Solscan is a leading Solana block explorer with a Public API (free, basic) and a Pro API (paid, with full account, transaction, token, NFT, and DeFi endpoints). The Pro API serv...	2	minimal
Lit Protocol	Lit Protocol is a decentralized key management network providing Programmable Key Pairs (PKPs), Lit Actions (off-chain JS execution), threshold encryption, and access-control co...	2	minimal
Self.ID	Self.ID is a Ceramic-based decentralized identity framework providing SDK packages and REST-compatible APIs for managing DID profiles, verifiable credentials, and self-sovereign...	5	minimal
Bitquery	Bitquery is a blockchain data platform that exposes a single unified GraphQL schema across 40+ networks (Ethereum, Solana, BSC, Base, Polygon, Arbitrum, Optimism, Tron, and more...	10	minimal
Zcash	Zcash is a privacy-preserving cryptocurrency that uses zero-knowledge proofs (zk-SNARKs) to enable shielded transactions. It provides JSON-RPC APIs via zcashd and zebrad for wal...	4	minimal
Band Protocol	Band Protocol is a cross-chain data oracle platform that aggregates and connects real-world data and APIs to smart contracts. Built on BandChain, a high-performance Cosmos SDK b...	7	minimal
Litecoin	Litecoin is a peer-to-peer cryptocurrency network based on the Bitcoin protocol, offering faster block times (2.5 minutes) and lower transaction fees. It exposes a JSON-RPC inte...	4	minimal
Envio	Envio is a high-performance blockchain data indexing platform providing developers with the fastest and most flexible way to access on-chain data. Its core products — HyperIndex...	3	minimal
Boardroom Governance	Boardroom is a governance aggregation platform that helps developers fetch and display governance data across DAOs and decentralized networks. The Boardroom Governance API provi...	1	minimal
Syndica	Syndica is a Solana-only infrastructure company building developer infrastructure for Web3. Its production platform provides fault-tolerant, load-balanced Solana JSON-RPC over H...	4	minimal
Blockscout	Blockscout is an open-source EVM blockchain explorer covering 1,000+ L1, L2, and L3 EVM chains. Each Blockscout instance exposes a REST v1 API (legacy), REST v2 API (recommended...	4	minimal
Hyperliquid	Hyperliquid is a high-performance Layer 1 blockchain (HyperBFT consensus, HyperCore + HyperEVM execution) best known for its native perpetual futures and spot DEX with capacity ...	6	minimal
Mantle Network	Mantle is a high-performance, EVM-compatible Ethereum Layer 2 network with a modular architecture that combines an optimistic rollup execution layer with EigenDA for data availa...	8	minimal
Polymarket	Polymarket is a decentralized prediction-market platform built on Polygon where users buy and sell binary outcome shares in real-world events. Settlement is on-chain via the UMA...	7	minimal
Flashbots	Flashbots is a research and development organization focused on mitigating the negative externalities of Maximal Extractable Value (MEV) on stateful blockchains, starting with E...	6	minimal
Glassnode	Glassnode provides on-chain analytics, market intelligence, and thousands of curated metrics covering Bitcoin, Ethereum, and other major chains. The Glassnode API serves time-se...	1	minimal
Nansen	Nansen is an onchain analytics platform with wallet labeling, smart-money tracking, token screener, portfolio, prediction markets, and AI Agent endpoints across 30+ chains. The ...	1	minimal
X2Y2	X2Y2 is an NFT marketplace and trading platform on Ethereum offering REST APIs for querying listings, offers, sales history, collection statistics, and executing NFT trades. It ...	2	minimal
CoinPaprika	Free cryptocurrency data REST API providing coin information, exchanges, market data, OHLCV history, ICO data, and global market statistics for 2,000+ coins on the free tier and...	1	minimal
io.net	io.net is a decentralized GPU network for AI compute, built on Solana, that aggregates idle consumer and data-center GPUs (NVIDIA A100, H100, H200, and Blackwell-class) into on-...	8	minimal
Jupiter	Jupiter is the leading Solana DEX aggregator and liquidity infrastructure platform. APIs cover Swap (token exchanges), Tokens (metadata and verification), Price (USD pricing), L...	6	minimal
NEAR Protocol	NEAR Protocol provides blockchain infrastructure with JSON-RPC 2.0 and REST APIs for querying accounts, transactions, tokens, NFTs, and staking data on the NEAR network. Develop...	3	minimal
Wave Mobile Money	Wave is a Dakar, Senegal-headquartered mobile money company on a mission to "make Africa the first cashless continent." Founded by Drew Durbin and Lincoln Quirk (who previously ...	5	minimal
Wormhole	Wormhole is a decentralized cross-chain messaging and interoperability protocol connecting 45+ blockchain networks. It provides REST APIs for querying VAA (Verifiable Action App...	5	minimal
DefiLlama	DefiLlama is the largest open-source DeFi TVL and yield aggregator. It publishes a free public REST API (api.llama.fi) and a Pro API (pro-api.llama.fi) that adds higher rate lim...	2	minimal
Arkham Intelligence	Arkham operates two related products. Arkham Intelligence (the Arkham Platform / Intel) is an onchain entity intelligence service that labels wallets and contracts with real-wor...	6	minimal
Akash Network	Akash Network is a decentralized cloud marketplace for compute - including GPUs - built on a Cosmos-SDK chain settled in AKT. Tenants post deployment manifests (SDL) and provide...	8	minimal
Consensus	Consensus is the distributed systems problem of getting a set of unreliable processes to agree on a value or sequence of values. Consensus algorithms power state-machine replica...	5	minimal
Dash	Dash is a peer-to-peer cryptocurrency network offering fast, low-cost payments with InstantSend, privacy via CoinJoin mixing, and decentralized governance through Masternodes. D...	2	minimal
Braiins	Braiins is a Bitcoin mining technology company operating the world's longest-running Bitcoin mining pool (Slush Pool, now Braiins Pool), developing Braiins OS+ mining firmware, ...	3	minimal
1inch	1inch is a leading DeFi aggregator providing best-execution swaps across decentralized exchanges, an intent-based Fusion order flow, cross-chain Fusion+ swaps, limit orders, and...	15	minimal
Synthetix	Synthetix is a derivatives liquidity protocol built on Ethereum and EVM-compatible L2 networks (Optimism, Base). It provides perpetual futures trading with deep onchain liquidit...	4	minimal
World (Worldcoin)	World (formerly Worldcoin, built by Tools for Humanity) is a proof-of-personhood network combining biometric Orb verification, the World App wallet, and World Chain - an OP Stac...	6	minimal
Balancer	Balancer is a DeFi AMM and programmable liquidity platform supporting weighted, stable, and custom pools (v2 and v3). Balancer publishes a public GraphQL API at api-v3.balancer....	4	minimal
Lens Protocol	Lens Protocol is an onchain social graph and a developer platform for building social applications where users own their profile, content, and relationships. Originally launched...	6	minimal
Tatum	Tatum is a multi-chain Web3 platform offering an RPC Gateway across 130+ blockchains, indexed Data APIs, Notifications/Webhooks, NFT/Wallet APIs, Smart Contract APIs, Virtual Ac...	7	minimal
Foundation	Foundation is a creator-focused NFT marketplace built on Ethereum that enables digital artists to mint, showcase, and auction unique digital artworks. The platform provides a Gr...	2	minimal
Morpho	Morpho is an open DeFi credit network enabling permissionless lending and borrowing of digital assets. The Morpho API provides a GraphQL-based interface to access comprehensive ...	7	minimal
Quant Network	Quant Network is a blockchain interoperability company whose Overledger platform provides APIs to issue, connect, and monitor digital assets, smart contracts, transactions, and ...	1	minimal
Opyn	Opyn is a DeFi options protocol on Ethereum mainnet best known for Squeeth (squared ETH), a Power Perpetual that gives traders continuous exposure to ETH² without liquidation ri...	3	minimal
Curve Finance	Curve Finance is a DeFi automated market maker (AMM) optimized for low-slippage swaps among stablecoins and pegged assets across multiple chains. Curve maintains a public read-o...	2	minimal
Raydium	Raydium is a leading Solana AMM and liquidity provider supporting standard AMM, concentrated liquidity (CLMM), and a launchpad. The Raydium API at api-v3.raydium.io exposes pool...	2	minimal
OlympusDAO	OlympusDAO is a decentralized reserve currency protocol built on Ethereum that pioneered protocol-owned liquidity (POL). The Olympus protocol issues OHM, a crypto-native reserve...	3	minimal
Chainalysis	Chainalysis is a blockchain analysis company providing data, software, and research to government agencies, exchanges, banks, and crypto businesses for compliance, investigation...	12	minimal
Airstack	Airstack is a Web3 data aggregation platform providing GraphQL and REST APIs for querying on-chain and off-chain data across multiple blockchains. Developers can query NFT owner...	3	minimal
Goldsky	Goldsky is a blockchain data platform that provides managed indexing, streaming, and RPC infrastructure for EVM and non-EVM chains. Core products are Subgraphs (hosted GraphQL i...	8	minimal
Jupiter	Jupiter is the liquidity infrastructure powering the majority of DeFi on Solana. It aggregates spot DEXes, runs leveraged perpetuals, supports limit orders, dollar cost averagin...	10	minimal
Kaiko	Kaiko is an institutional-grade crypto market data provider. Its product line spans Kaiko REST (historical and reference data), Kaiko Stream (real-time WebSocket and gRPC), Clou...	4	minimal
Scroll	Scroll is a native zkEVM Layer 2 for Ethereum, built by Scroll Foundation, that uses zero-knowledge proofs to scale Ethereum while preserving bytecode equivalence with the EVM. ...	8	minimal
Crossmint	Crossmint is a Web3 platform offering APIs for wallets, NFT minting, checkout, payments, embedded checkout, and verifiable credentials. Supports server-managed wallets across EV...	5	minimal
Dynamic	Dynamic is a wallet and authentication platform offering embedded wallets, social/email/passkey login, MPC signers, and a Backend / Admin REST API for managing users, wallets, a...	3	minimal
Privy	Privy is a wallet and authentication platform for Web3 apps offering embedded wallets, server wallets, and progressive authentication. Provides client SDKs (React, React Native,...	3	minimal
LF Decentralized Trust	LF Decentralized Trust, formerly Hyperledger, is a Linux Foundation project umbrella for enterprise blockchain, distributed ledger technology, and decentralized identity solutio...	1	minimal
openIDL	openIDL (Open Insurance Data Link) is a Linux Foundation project developing standardized, interoperable data frameworks for the insurance industry. It uses blockchain technology...	1	minimal
Aave	Aave is a decentralized, non-custodial liquidity protocol where users supply assets to earn yield and borrow against collateral. The protocol runs on Ethereum and many L2s (Arbi...	8	minimal
Brave	Brave Software builds a privacy-first Chromium-based browser, an independent search engine (Brave Search), an in-browser AI assistant (Leo), a video conferencing product (Brave ...	18	minimal
Coinbase OnchainKit	Coinbase OnchainKit is a TypeScript React framework from Coinbase for building onchain applications on Base and other EVM networks. It bundles ready-made React components (walle...	4	minimal
Helium Network	Helium operates two decentralized wireless networks - a global LoRaWAN network for low-power IoT devices and a cellular + Wi-Fi offload network for mobile connectivity (Helium M...	5	minimal
Livepeer	Livepeer is a decentralized video infrastructure network. Independent orchestrators run GPU hardware to provide live and on-demand video transcoding services, paid for in ETH/LP...	16	minimal
Pool	Pool.com is a Web3 domain service provider offering Infinity Domains, enabling ICANN-accredited registrars and other partners to mint and distribute Second Level Domains and int...	1	minimal
Ronin Network	Ronin is an Ethereum sidechain originally built by Sky Mavis to power Axie Infinity and a wider game and NFT economy. The network exposes a standard Ethereum-style JSON-RPC inte...	11	minimal
Spheron	Spheron Network is a decentralized GPU and cloud compute marketplace that aggregates enterprise-grade NVIDIA GPU capacity from certified Tier 3/4 data centers worldwide and expo...	1	minimal
RACE Protocol	RACE Protocol is a multi-chain, on-chain infrastructure for developing and deploying secure and fair web3 games. It is delivered primarily through a TypeScript/JavaScript SDK (s...	1	minimal
The Graph	The Graph is a decentralized blockchain data indexing protocol. It exposes Subgraphs (GraphQL APIs over indexed on-chain data), Substreams (parallel streaming dataflows), the To...	5	minimal
Web3Auth	Web3Auth (now MetaMask Embedded Wallets) is a non-custodial threshold-key wallet and authentication platform. It provides client SDKs (Web, React, Vue, iOS, Android, Flutter, Re...	2	minimal
Farcaster	Farcaster is a decentralised social protocol built on Snapchain, an append-only state machine that stores casts, reactions, follows, and user profile data. The protocol publishe...	6	minimal
Pinata	Pinata is an IPFS pinning and dedicated-gateway provider with a Files API, IPFS Pinning Service API, dedicated Gateways, Groups, and Workspaces. Built around IPFS CIDs with JWT-...	4	minimal
Magic	Magic is an embedded-wallet and authentication platform offering passwordless login (magic links, OAuth, WebAuthn, SMS) plus white-label Embedded Wallets and Server Wallets. Pri...	2	minimal
Audius	Audius is a decentralized open-source music streaming platform built on the Open Audio Protocol. It exposes a public REST API for tracks, users, playlists, search, and resolve, ...	1	minimal
Lido	Lido is the leading liquid staking protocol on Ethereum, allowing anyone to stake ETH without locking it or running validator infrastructure. Stakers deposit ETH and receive stE...	4	minimal
Pump.fun	Pump.fun is a Solana-based memecoin launchpad and livestreaming platform that lets anyone deploy a token with a bonding-curve market in seconds; tokens that reach a target marke...	4	minimal
Rapyd	Rapyd is a global Fintech-as-a-Service network offering collect, disburse, hold, and issue capabilities across 100+ countries with local payment methods, cards, and bank transfers.	5	minimal
EigenDA	EigenDA is a secure, high-throughput, decentralized data availability (DA) service built on top of Ethereum using EigenLayer restaking primitives. Developed by Eigen Labs and op...	5	minimal
Mango Markets	Mango Markets is a decentralized derivatives exchange and money market built on Solana, operated by the Blockworks Foundation. Mango v4 introduces unified margin accounts that c...	2	minimal
Pendle Finance	Pendle Finance is a decentralized yield-trading protocol that tokenizes future yield by stripping yield-bearing assets into Principal Tokens (PT) and Yield Tokens (YT) wrapped i...	9	minimal
Notional Finance	Notional Finance is a fixed-rate, fixed-term DeFi lending and borrowing protocol built on Ethereum and Arbitrum. The protocol enables users to lend and borrow crypto assets at p...	4	minimal
Alchemix	Alchemix is a self-repaying DeFi protocol that allows users to take out interest-free, non-liquidating loans against yield-bearing collateral. Users deposit assets such as ETH, ...	5	minimal
Chainlink	Build hybrid smart contracts with Chainlink	1	minimal
Chainpoint	Chainpoint is a global network for anchoring data to the Bitcoin blockchain	1	minimal
Helium	Helium is a global, distributed network of Hotspots that create public, long-range wireless coverage	1	minimal
Nownodes	Blockchain-as-a-service solution that provides high-quality connection via API	1	minimal
Steem	Blockchain-based blogging and social media website	1	minimal
Walltime	To retrieve Walltime's market info	1	minimal
Watchdata	Provide simple and reliable API access to Ethereum blockchain	1	minimal

APIs in this industry (1062)

Showing 200 of 1062 — search the full set on apis.io.

Related industries

Matched provider/API tags include Crypto, Web3, Blockchain, DeFi, NFT, Wallets.

Blockchain & Web3

About this industry

Providers (227)

APIs in this industry (1062)

0x Cross-Chain API

0x Gasless API

0x Sources API

0x Swap API

0x Trade Analytics API

1inch Balance API

1inch Balance API

1inch Charts API

1inch Domains API

1inch Gas Price API

1inch Gas Price API

1inch History API

1inch NFT API

1inch Orderbook API

1inch Orderbook API

1inch Portfolio API

1inch Portfolio API

1inch Spot Price API

1inch Spot Price API

1inch Swap API

1inch Swap API

1inch Token API

1inch Token API

1inch Token Details API

1inch Traces API

1inch Transaction Gateway API

1inch Web3 RPC API

API3 Airnode HTTP Gateway

API3 OEV Rewards

API3 dAPI Data Feeds

Aave Interface

Aave Kit

Aave Protocol Subgraphs

Aave V3 Pool (Smart Contracts)

Aave V3 SDK

Aave V4 Protocol (Smart Contracts)

Aave V4 SDK

aave-utilities

Airstack Farcaster Hub API

Airstack Farcaster Webhooks API

Airstack GraphQL API

Akash Blockchain REST API

Akash Blockchain SDK (Go)

Akash CLI

Akash Chain Node (gRPC / REST / RPC)

Akash Console (Web)

Akash Console API

Akash Console Deployment API

Akash Console Network Data API

Akash Network Data API

Akash Provider API

AkashML Inference API

Akashjs - Akash SDK (JavaScript / TypeScript)

Alchemix Protocol Analytics API (DeFiLlama)

Alchemix Smart Contract API

Alchemix Subgraph API

Alchemix Token Price API (CoinGecko)

Alchemix Yield Snapshot Storage API (Pinata/IPFS)

Alchemy Bundler API (ERC-4337)

Alchemy Gas Manager API

Alchemy NFT API

Alchemy Node API (JSON-RPC)

Alchemy Portfolio API

Alchemy Prices API

Alchemy Simulation API

Alchemy Token API

Alchemy Transfers API

Alchemy Webhooks (Notify)

Algorand Algod REST API

Algorand Indexer REST API

Algorand KMD REST API

Alpaca Broker API

Alpaca Market Data API

Alpaca OAuth API

Alpaca Trading API

Alpha Vantage Market Data API