Crypto Data API Source Index

Use this paginated HTML index as the crawlable path to every indexable PubFi Discovery source profile, then use the interactive directory for filtering and search

31 indexable sourcesPage 1 of 2Sources 1-24

Canonical source profile links

Each entry links to the canonical source detail page and keeps compact crawlable facts visible without requiring filters, scrolling, or load-more interactions.

Interactive directory

Subscan API

Coming soonGateway available

Explorer and indexed Substrate chain API for accounts, extrinsics, governance, staking, and asset data

Coverage: Polkadot
Data types: On-chain state, Governance
Auth: API key
Pricing: Freemium
Use via PubFi: Needs re-verification
Last verified: 2026-06-02

On-chain state Governance Polkadot

DotLake API

Indexed onlyPublic source profile

Official Polkadot, Kusama, and Substrate REST API for pre-aggregated ecosystem metrics

Coverage: Polkadot
Data types: On-chain state, Governance
Auth: API key, Web3 signature
Pricing: Wallet sign-in required for API-key access
Use via PubFi: Public source profile
Last verified: 2026-06-04

On-chain state Governance Polkadot

SubSquid

Indexed onlyPublic source profile

Indexing and query infrastructure for building custom blockchain data APIs across Substrate, EVM, and other networks

Coverage: Polkadot
Data types: On-chain state
Auth: API key
Pricing: Portal and Cloud pricing require product scope
Use via PubFi: Public source profile
Last verified: 2026-05-29

On-chain state Polkadot

SubQuery Network

Indexed onlyPublic source profile

Decentralized indexing and query services for blockchain application data across Polkadot, Ethereum, and other ecosystems

Coverage: Polkadot
Data types: On-chain state
Auth: API key
Pricing: Marketplace pricing
Use via PubFi: Public source profile
Last verified: 2026-05-29

On-chain state Polkadot

Polkassembly

AvailablePublic source profile

Governance discussion, proposal, referendum, and vote context for Polkadot and Kusama communities

Coverage: Polkadot
Data types: Governance
Auth: None
Pricing: No public rate card
Use via PubFi: Public source profile
Last verified: 2026-05-29

Governance Polkadot

OnFinality

Coming soonPublic source profile

Managed RPC, archive node, and infrastructure services for Polkadot and other blockchain networks

Coverage: Polkadot
Data types: RPC infrastructure, On-chain state
Auth: API key
Pricing: Freemium
Use via PubFi: Needs re-verification
Last verified: 2026-06-02

RPC infrastructure On-chain state Polkadot

Alchemy

Indexed onlyPublic source profile

Developer platform for Ethereum and multichain RPC, enhanced APIs, webhooks, and app infrastructure

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-06-02

RPC infrastructure Ethereum

Infura

Indexed onlyPublic source profile

Ethereum and multichain API infrastructure for RPC access, IPFS, and developer network services

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Official free quota and throughput conflict
Use via PubFi: Public source profile
Last verified: 2026-05-29

RPC infrastructure Ethereum

QuickNode

Indexed onlyPublic source profile

RPC endpoint and blockchain infrastructure platform spanning Ethereum, Solana, and other networks

Coverage: Ethereum, Solana
Data types: RPC infrastructure
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-06-01

RPC infrastructure Ethereum Solana

Ankr

Indexed onlyPublic source profile

RPC and blockchain infrastructure network for developers needing multichain endpoint access

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-06-01

RPC infrastructure Ethereum

Chainstack

Indexed onlyPublic source profile

Managed blockchain nodes, RPC endpoints, and infrastructure tools for Web3 applications

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-06-01

RPC infrastructure Ethereum

Blockdaemon

Indexed onlyPublic source profile

Institutional blockchain node infrastructure, staking, wallet, and API services for enterprises

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-05-29

RPC infrastructure Ethereum

GetBlock

Indexed onlyPublic source profile

Blockchain node API service for shared and dedicated RPC access across major networks

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-06-01

RPC infrastructure Ethereum

NOWNodes

Indexed onlyPublic source profile

Blockchain-as-a-service provider offering explorer and node API access across many crypto networks

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-05-29

RPC infrastructure Ethereum

Pokt Network

Indexed onlyPublic source profile

Decentralized RPC infrastructure network that routes application requests across independent node operators

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Marketplace pricing
Use via PubFi: Public source profile
Last verified: 2026-05-29

RPC infrastructure Ethereum

Blast API

Indexed onlyPublic source profile

Blockchain API platform for RPC endpoints, archive access, and Web3 infrastructure services

Coverage: Ethereum
Data types: RPC infrastructure
Auth: API key
Pricing: Deprecated
Use via PubFi: Public source profile
Last verified: 2026-05-29

RPC infrastructure Ethereum

CoinGecko API

AvailableEvaluation/comparison only

Crypto asset price, market, exchange, and metadata API coverage from CoinGecko

Coverage: Multichain
Data types: Market data
Auth: None, API key
Pricing: Freemium
Use via PubFi: Needs re-verification
Last verified: 2026-06-02

Market data Multichain

CoinMarketCap API

Indexed onlyPublic source profile

Crypto market data API for asset prices, market capitalization, rankings, and metadata

Coverage: Multichain
Data types: Market data
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-06-01

Market data Multichain

CryptoCompare

Indexed onlyPublic source profile

Digital asset market data source covering prices, exchanges, order books, and historical crypto data

Coverage: Multichain
Data types: Market data
Auth: API key
Pricing: Contact sales
Use via PubFi: Public source profile
Last verified: 2026-05-29

Market data Multichain

Kaiko

Indexed onlyIntegration requested

Institutional crypto market data provider for trades, order books, reference rates, and exchange analytics

Coverage: Multichain
Data types: Market data
Auth: API key
Pricing: Contact sales
Use via PubFi: Integration requested
Last verified: 2026-05-29

Market data Multichain

Amberdata

Indexed onlyPublic source profile

Institutional digital asset data platform combining market, DeFi, NFT, and on-chain datasets

Coverage: Multichain
Data types: Market data, On-chain state
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-05-29

Market data On-chain state Multichain

Moralis

Indexed onlyPublic source profile

Web3 data API platform for wallet, token, NFT, and on-chain application data

Coverage: Ethereum, Solana
Data types: On-chain state, NFT
Auth: API key
Pricing: Freemium
Use via PubFi: Public source profile
Last verified: 2026-06-01

On-chain state NFT Ethereum Solana

Covalent

Indexed onlyPublic source profile

Unified blockchain data API for balances, transactions, token holders, NFTs, and decoded chain state

Coverage: Ethereum
Data types: On-chain state
Auth: API key
Pricing: Marketplace pricing
Use via PubFi: Public source profile
Last verified: 2026-05-29

On-chain state Ethereum

Bitquery

Indexed onlyPublic source profile

Blockchain data APIs and query tooling for on-chain, DEX, NFT, and cross-chain analytics

Coverage: Ethereum, Multichain
Data types: On-chain state
Auth: API key
Pricing: Contact sales
Use via PubFi: Public source profile
Last verified: 2026-05-29

On-chain state Ethereum Multichain