Industry vertical

Blockchain & Web3

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

112 providers 615 APIs

Blockchain & Web3 on the APIs.io network indexes 112 providers publishing 615 APIs across this industry vertical.

Notable providers include Backpack, Pocket Network, Livepeer, Blockfrost, CoinGecko, Covalent, and 106 more — each profile links out to that provider’s APIs, capabilities, schemas, and governance artifacts.

Related industries: Fintech, Media & Entertainment, Payments, and Retail & E-Commerce. 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 (112)

Provider	Description	APIs	Rating
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
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
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
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
Covalent		6	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
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
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
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
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
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
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
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
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
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
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
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
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
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	developing
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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	thin
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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	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
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
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
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
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
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
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
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
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
Reown	Reown (formerly WalletConnect) provides Web3 connection infrastructure including AppKit (login + wallet integration UX), WalletConnect SDK (wallet-side), the Reown Cloud Explore...	4	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
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
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
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
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
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
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
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
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
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
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
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
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
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

APIs in this industry (615)

Showing 200 of 615 — 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 (112)

APIs in this industry (615)

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

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

Akash Blockchain SDK (Go)

Akash CLI

Akash Chain Node (gRPC / REST / RPC)

Akash Console (Web)

Akash Console API

Akash Network Data API

Akash Provider API

Akashjs - Akash SDK (JavaScript / TypeScript)

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)

Alpaca Broker API

Alpaca Market Data API

Alpaca OAuth API

Alpaca Trading API

Alpha Vantage Market Data API

Amazon Managed Blockchain API

Amazon QLDB API

Arkham Entity Intelligence API

Arkham Exchange

Arkham Exchange API

Arkham Exchange WebSocket API

Arkham Intel Exchange (Dreadnought)

Arkham Platform

Audius REST API

Lucera LumeMarkets

BNY Data On-Chain

Backpack Exchange API

Backpack Exchange WebSocket Streams API

Backpack Wallet

Balancer GraphQL API

Balancer SOR SDK

Balancer Smart Contracts

Balancer Subgraph

BeaconKit Consensus

Bera-Geth Execution Client

Bera-Reth Execution Client

Berachain Bepolia Testnet JSON-RPC

Berachain Deployed Contracts