x402-data-api.sigrunner.workers.dev · 66 listed services · provider site
Top DeFi lending/LP yields — project, chain, symbol, pool id, APY breakdown + 1d/7d/30d APY trend, IL risk (incl. il7d), exposure, reward/underlying tokens, outlier flag, mu/sigma, DefiLlama stability forecast, TVL. Filt...
Spot token prices from DefiLlama — pass comma-separated CoinGecko ids, get price/change_24h/symbol/confidence/timestamp.
Token security / honeypot detector for a Base mainnet ERC-20: EIP-1967/1822 proxy + upgradeability detection, bytecode dispatcher scan for mint/pause/blacklist/fee-setter/ownership selectors, owner() renouncement check,...
Current Base mainnet block number. Use when an agent needs the latest Base block to time or sanity-check a transaction.
Current Base mainnet gas price (wei/gwei), EIP-1559 base_fee_gwei/priority_fee_gwei, and gas_price_usd. Use when an agent must estimate gas cost in USD before sending a Base transaction.
Wallet screening bundle (balance, activity, contract vs EOA check): ETH balance + balance_usd + tx count + contract-code check (EIP-7702 delegated-EOA aware) for a Base mainnet address, in one call.
Cheap LLM answer (Llama 3.2 3B on Workers AI) for a prompt up to 500 chars. Pay per call, no API key.
ERC-20 allowance(owner, spender) on Base, raw + formatted, flags unlimited approvals.
Raw storage slot (eth_getStorageAt) of a Base contract. Use when an agent needs proxy implementation/admin slots or raw contract state.
Is a Base address a smart contract or an EOA? Returns is_contract and bytecode size. Use when an agent must decide whether a recipient is a contract before sending funds or approving it.
Pre-trade token security GO / HOLD / BLOCK gate for an autonomous Base trading agent: pass token, side (buy|sell) and notional_usd; get a one-word decision plus reason in one fast call. Combines honeypot/sellability simu...
Contract-code check for a Base mainnet address (is_contract + code size + EIP-7702 delegated-EOA detection). Use when an agent must check whether a Base address is a contract or an EOA before interacting.
Transaction receipt by hash on Base mainnet: status, gas used, full logs, L1 fee breakdown, l1_fee_usd/total_fee_usd.
ERC-20 token balance of a Base mainnet address, incl. symbol, decimals, balance_formatted. Use when an agent needs an ERC-20 balance for a Base address before a swap or transfer.
ETH balance of a Base mainnet address, incl. balance_usd. Use when an agent needs an address's ETH balance in ETH and USD on Base.
Query live Polymarket prediction markets — question, outcomes, live prices, bestBid/bestAsk/spread, volume24hr/volume1wk, oneDayPriceChange, clobTokenIds, conditionId, category tags, liquidity, end date. Ranked by volume...
Crypto Fear & Greed Index (alternative.me): current value 0-100, classification, history of last N days. No params. Use when an agent needs a market-sentiment gauge.
Token security check (honeypot detector + rug-pull risk score) for a Base ERC-20 in one call, decision-grade trade-safety verdict: SAFE | CAUTION | AVOID plus risk_score (0-100) and reasons, bundling honeypot/sellability...
Base block summary by number or 'latest': hash, timestamp, tx count, gas used/limit, base fee.
Transaction count (nonce) for a Base address, latest and pending. Use when an agent needs the next nonce for a Base address before signing a transaction.
EIP-1967 proxy resolver for a Base contract: implementation, admin, beacon addresses + is_proxy. Use when an agent must know what code actually runs behind a proxy before trusting or calling it.
ERC-20 total supply on Base, raw + formatted with decimals and symbol. Use when an agent needs a token's circulating-supply base for market-cap or dilution math.
ERC-20 metadata on Base: name, symbol, decimals, totalSupply (raw + formatted) for any token contract.
Top DEXs by 24h trading volume (DefiLlama): name, 24h/7d volume USD, 1d change, plus market total. No params. Use when an agent needs where on-chain swap volume is flowing.
Top blockchains ranked by total DeFi TVL (DefiLlama): name, TVL USD, gas token. No params. Use when an agent needs a quick map of where DeFi capital sits.
Text summarization (Llama 3.2 3B): ?text=<up to 1500 chars> returns a 1-3 sentence summary. Use when an agent needs to compress a passage cheaply before reasoning over it.
Top DeFi yield pools by TVL (DefiLlama): chain, project, symbol, APY, TVL USD; optional ?chain= & ?stable=true. Use when an agent needs where to earn yield.
Top DeFi protocols by TVL (DefiLlama): name, category, TVL USD, 1d/7d change, chain. No params. Use when an agent needs a ranked protocol league table.
Top DeFi protocols by 24h fees (DefiLlama): name, 24h/7d fees USD, 1d change, plus market total. No params. Use when an agent needs which protocols earn the most.
Most recent DeFi/crypto hacks and exploits (DefiLlama): date, name, amount lost USD, chain, technique, bridge-hack flag; ?limit= up to 50. No required params. Use when an agent needs live security-incident risk signals.
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