# 2s Crypto API **Canonical:** https://apis.io/apis/2s-io/2s-io-crypto-api/ **Provider:** 2s — https://apis.io/providers/2s-io/ **Base URL:** https://2s.io/mcp **Documentation:** https://2s.io/discover 2s Crypto API is one of 114 APIs that [2s](https://apis.io/providers/2s-io/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Crypto. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference. The crypto API from 2s — 46 operation(s) for crypto. ## Operations (46) | Method | Path | Summary | |---|---|---| | GET | `/api/crypto/address-history` | Transaction history for an Ethereum address (via Etherscan V2) | | GET | `/api/crypto/address-safety` | Malicious-wallet screen (via GoPlus, free/keyless) | | GET | `/api/crypto/address-screen` | Sanctions-screen a crypto wallet address against the US | | GET | `/api/crypto/address-validate` | Validate a cryptocurrency address with full checksum | | GET | `/api/crypto/balances` | Live native + ERC-20 token balances for an EVM address | | GET | `/api/crypto/btc-address` | Bitcoin address summary (free/keyless): confirmed balance | | GET | `/api/crypto/btc-fees` | Current Bitcoin network fee rates and mempool backlog from | | GET | `/api/crypto/btc-mempool` | Bitcoin mempool state (free/keyless): current unconfirmed | | GET | `/api/crypto/btc-tx` | Bitcoin transaction lookup by txid (free/keyless) | | GET | `/api/crypto/btc-utxos` | Unspent transaction outputs (UTXOs) for a Bitcoin address | | GET | `/api/crypto/cex-klines` | Centralized-exchange OHLCV candlesticks for a spot trading | | GET | `/api/crypto/cex-ticker` | Centralized-exchange 24h ticker for a spot pair (e.g | | GET | `/api/crypto/chain-tvl-history` | Historical total DeFi TVL time series for a blockchain (e.g | | GET | `/api/crypto/coin` | Full coin profile by CoinGecko id (e.g | | GET | `/api/crypto/coin-history` | Historical market chart for a coin by CoinGecko id | | GET | `/api/crypto/contract` | Decode an EVM smart contract | | POST | `/api/crypto/decode-calldata` | Decode raw EVM transaction calldata | | GET | `/api/crypto/defi` | DeFi total-value-locked (TVL) metrics via DefiLlama | | GET | `/api/crypto/defi-chains` | DeFi TVL leaderboard across all chains (via DefiLlama | | GET | `/api/crypto/defi-fees` | Protocol fees/revenue or DEX trading volume leaderboards | | GET | `/api/crypto/defi-protocol-history` | Historical total-value-locked (TVL) time series for a DeFi | | GET | `/api/crypto/defi-yields` | DeFi yield & lending rates across protocols (via DefiLlama | | GET | `/api/crypto/dex-networks` | List the 100+ blockchain networks supported by the on-chain | | GET | `/api/crypto/dex-ohlcv` | OHLCV candlesticks for a DEX pool (via GeckoTerminal | | GET | `/api/crypto/dex-pools` | Trending or newly-created DEX liquidity pools on a network | | GET | `/api/crypto/dex-search` | Search on-chain DEX liquidity pools by token name, symbol | | GET | `/api/crypto/dex-token-pools` | All DEX pools trading a given token, by contract address | | GET | `/api/crypto/ens-resolve` | Resolve ENS (Ethereum Name Service) names and addresses | | GET | `/api/crypto/fear-greed` | The Crypto Fear & Greed Index - a 0-100 market-sentiment | | GET | `/api/crypto/gas-oracle` | Live EVM gas oracle. Returns latest block baseFeePerGas + | | GET | `/api/crypto/global` | Whole-crypto-market overview: total market cap (USD), total | | GET | `/api/crypto/hyperliquid-funding` | Live perp funding rates, open interest, and mark/oracle/mid | | GET | `/api/crypto/hyperliquid-predicted-funding` | Predicted next funding rates per coin across venues | | GET | `/api/crypto/kimchi-premium` | The "kimchi premium" - how much higher a crypto asset | | GET | `/api/crypto/markets` | Top cryptocurrencies by market cap with live price, market | | GET | `/api/crypto/nft` | Live ERC-721 NFT read (Base, Ethereum, Polygon, Arbitrum | | GET | `/api/crypto/nft-security` | NFT collection risk screening via GoPlus (free, keyless) | | GET | `/api/crypto/stablecoins` | Stablecoin supply leaderboard (via DefiLlama | | GET | `/api/crypto/token-info` | On-chain token metrics by contract address (via | | GET | `/api/crypto/token-metadata` | Live on-chain token metadata for an ERC-20 or ERC-721 | | GET | `/api/crypto/token-price` | Current spot price and market data for crypto assets | | GET | `/api/crypto/token-safety` | Token honeypot & rug-pull risk screen (via GoPlus | | GET | `/api/crypto/token-transfers` | ERC-20 token transfer history for an Ethereum address (via | | GET | `/api/crypto/trending` | The most-searched trending cryptocurrencies on CoinGecko | | GET | `/api/crypto/tx` | Live EVM transaction status and receipt lookup | | GET | `/api/crypto/vrf` | Verifiable random function - deterministic, publicly | ## Machine-readable artifacts (4) - **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/2s-io/refs/heads/main/openapi/2s-io-crypto-api-openapi.yml - **Documentation** — https://2s.io/llms.txt - **APIReference** — https://2s.io/discover - **Webhooks** — https://raw.githubusercontent.com/api-evangelist/2s-io/refs/heads/main/asyncapi/2s-io-watchers-webhooks.yml ## Other 2s APIs (12) - [2s MCP Server](https://apis.io/apis/2s-io/2s-mcp-server/) - [2s A2A Agent](https://apis.io/apis/2s-io/2s-a2a-agent/) - [2s Agent API](https://apis.io/apis/2s-io/2s-io-agent-api/) - [2s Agriculture API](https://apis.io/apis/2s-io/2s-io-agriculture-api/) - [2s AI API](https://apis.io/apis/2s-io/2s-io-ai-api/) - [2s Airport API](https://apis.io/apis/2s-io/2s-io-airport-api/) - [2s Aviation API](https://apis.io/apis/2s-io/2s-io-aviation-api/) - [2s Bank API](https://apis.io/apis/2s-io/2s-io-bank-api/) - [2s Barcode API](https://apis.io/apis/2s-io/2s-io-barcode-api/) - [2s Batch API](https://apis.io/apis/2s-io/2s-io-batch-api/) - [2s Bio API](https://apis.io/apis/2s-io/2s-io-bio-api/) - [2s Bls API](https://apis.io/apis/2s-io/2s-io-bls-api/) ## Tags Crypto --- Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/2s-io/2s-io-crypto-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/2s-io/.