| Gas Oracle | Retrieve Ethereum mainnet gas prices, including the EIP-1559 base fee and priority-fee estimates across confidence tiers, expressed in gwei. | $0.01485 per successful call |
| Stablecoins | Compare stablecoin circulating supply across chains, peg types, and collateral mechanisms. Data from DefiLlama. | $0.0297 per successful call |
| Token Price | Look up crypto token prices, market capitalization, trading volume, and daily price changes by coin identifier or ticker. | $0.01485 per successful call |
| Trending Coins | Trending crypto coins. The coins most searched on CoinGecko right now, with rank, price, and market-cap rank. | $0.01485 per successful call |
| Yield Pools | Compare DeFi pool yields, base and reward APY, total value locked, chains, and projects, with filters for pool selection. Data from DefiLlama. | $0.04455 per successful call |
| Dex Token Price | Returns DEX-pool-weighted OHLCV bars (timestamp, open, high, low, close, volumeusd) for a single token identified by chain + address. | $0.0081 per successful call |
| Exchange Candles | Returns persisted OHLCV candles for a covered Bithumb, Upbit, HashKey, bitFlyer, Coinone, or Korbit spot market. | $0.0081 per successful call |
| Exchange Coverage | Returns covered spot markets on Bithumb, Upbit, HashKey, bitFlyer, Coinone, and Korbit with latest ticker metrics, candle availability, technical score, and data status. | $0.0081 per successful call |
| Exchange Depth | Returns order book bid/ask levels with computed stats. | $0.0081 per successful call |
| Exchange Klines | Returns OHLCV candlestick data with period summary stats (high, low, total volume). | $0.0081 per successful call |
| Exchange Markets | Returns trading pairs available on an exchange. | $0.0081 per successful call |
| Exchange Price | Returns the real-time ticker for a trading pair. | $0.0081 per successful call |
| Heatscore Projects | Returns a paginated ranked snapshot of project signal cards. | $0.0324 per successful call |
| Heatscore Token Of The Day | Returns the token-of-the-day project signal cards with latest price, price-change percentages, dimension scores, compact signals, and AI summaries. | $0.0324 per successful call |
| Heatscore Token Of Week | Returns the token-of-week project signal cards with latest price, price-change percentages, dimension scores, compact signals, and AI summaries. | $0.0324 per successful call |
| Market Exchange Flow Exchanges | Returns Surf's curated exchange filters for exchange-flow metrics: upstream aggregate filters plus 20 high-coverage individual exchanges. | $0.0162 per successful call |
| Market Fear Greed | Returns Bitcoin Fear & Greed Index history. | $0.0162 per successful call |
| Market Listing | Returns historical exchange listing and delisting events. | $0.0162 per successful call |
| Market Onchain Indicator | Returns on-chain indicator time-series for BTC or ETH. | $0.0162 per successful call |
| Market Price | Returns historical price data points for a token over a specified time range. | $0.0162 per successful call |
| Market Price Indicator | Returns a technical indicator for a trading pair on a given exchange and interval. | $0.0162 per successful call |
| Market Public Sale | Returns public sale (IDO/ICO/IEO) information for a project. | $0.0162 per successful call |
| Market Ranking | Returns a token leaderboard sorted by market cap, 24h change, or volume. | $0.0162 per successful call |
| Market Tge | Returns Token Generation Event (TGE) status for a project. | $0.0162 per successful call |
| Onchain Bridge Ranking | List bridge protocols ranked by USD volume over a time range. | $0.0162 per successful call |
| Onchain Dex Activity | Active traders, trade count, and USD volume for a DEX protocol (or a specific router contract), as a single aggregate or a daily series (groupby=day). | $0.0162 per successful call |
| Onchain Gas Price | Look up the current gas price for one EVM chain. | $0.0162 per successful call |
| Onchain Query | Query on-chain tables with structured JSON filters — no SQL text. | $0.0324 per successful call |
| Onchain Schema | List the on-chain SQL tables and their columns — call this before writing a query for /onchain/query or /onchain/sql. | $0.0324 per successful call |
| Onchain Sql | Run a read-only ClickHouse SQL query against on-chain data (joins, aggregations, custom windows) with a 30s timeout. | $0.0324 per successful call |
| Onchain Sql Jobs | Run a read-only ClickHouse SQL query as a durable background job — for queries too heavy for the 30s synchronous window. | $0.0324 per successful call |
| Onchain Sql Preflight | Validate and cost-estimate a ClickHouse SQL query (EXPLAIN ESTIMATE) without executing it. | $0.0324 per successful call |
| Onchain Yield Ranking | List individual DeFi yield pools ranked by APY or TVL. | $0.0162 per successful call |
| Project DeFi Metrics | Returns historical time-series for a single DeFi protocol metric (e.g. daily TVL). | $0.0162 per successful call |
| Project DeFi Ranking | Returns a DeFi protocol leaderboard (e.g. Aave, Uniswap, Lido) ranked by TVL, fees, revenue, or users. | $0.0162 per successful call |
| Search Airdrop | Searches and filters airdrop opportunities. | $0.0081 per successful call |
| Search Airdrop Activities | Lists airdrop activities with pagination. | $0.0081 per successful call |
| Search Token | Resolves an exact token ticker symbol to likely contract address candidates on supported chains. | $0.0081 per successful call |
| Search Wallet | Searches wallets by ENS name, address label, or address prefix. | $0.0324 per successful call |