213 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Is this address a contract? On Ethereum, Base, Arc or BNB Chain: whether code is deployed, its size, the implementation behind an EIP-1967 or ZeppelinOS proxy, and an EIP-7702 delegation if the address is a wallet that d...
ERC20 allowance on Ethereum, Base, Arc or BNB Chain: how much a spender may move from an owner, raw and in token units, and whether the approval is effectively unlimited. Pass ?token=&owner=&spender=&chain=
Wallet nonce on Ethereum, Base, Arc or BNB Chain: the confirmed transaction count, the next nonce to use and how many transactions are pending. Pass ?address=&chain=
Gas estimate before you send, on Ethereum, Base, Arc or BNB Chain: pass ?to=&from=&data=&value= and get the gas units, the gas price and the fee in the native coin, or the revert reason if the transaction would fail. Not...
Detect language, formality and tone of a text with confidence scores. Deterministic heuristics + compact wordlists. Returns iso_639-1 + register. — $0.001 USDC/call on eip155:8453. Pay-per-call via x402 — no API key, no...
Ethereum gas prices: rapid, fast, standard, and slow tiers in gwei plus ETH spot price. Use when an agent must time transactions or estimate fees before submitting on-chain operations.
Hyperliquid kPEPE mark, OI, funding. No parameters.
Fetch eth_getLogs results for a chain/address/topic filter, with automatic fallback across multiple public RPC endpoints.
Native-coin balance + ERC-20 token balances (raw + human) for any address on Base, Ethereum, Arbitrum, Optimism, Polygon or BNB (default Base). On Base pass token symbols or 0x addresses (or a default common set); on oth...
ERC-20 token metadata on Base, Ethereum, Arbitrum, Optimism, Polygon or BNB (default Base): name, symbol, decimals and totalSupply (raw + human), read live from contract state by address.
Is an address a contract or an EOA on Base, Ethereum, Arbitrum, Optimism, Polygon or BNB (default Base)? Returns is_contract, deployed code size in bytes, and the keccak256 code hash (eth_getCode).
Look up a transaction by hash on Base, Ethereum, Arbitrum, Optimism, Polygon or BNB (default Base): from/to/value/nonce/gas, block, and receipt fields (status, gasUsed, logs count). Pending/not-found handled.
Aggregated crypto news with sentiment: deduplicated headlines from many major crypto outlets (CoinDesk, Cointelegraph, Decrypt, Bitcoin Magazine, The Block, CryptoSlate), each scored bullish/bearish/neutral by a crypto-t...
Daily net creation/redemption flow for spot Bitcoin or Ethereum ETFs, computed from each issuer's own holdings disclosure: per-fund and total net flow in USD and coin for the latest day, a recent series and the window cu...
Latest holdings for spot Bitcoin or Ethereum ETFs from issuer disclosures: per-fund coin units (or shares), market value and shares outstanding, plus total AUM across funds and the largest fund's AUM share. One normalize...
Fusion flow brief for spot Bitcoin or Ethereum ETFs in ONE call: latest total net flow, the inflow/outflow streak, the window cumulative, flow momentum, issuer concentration, total AUM and a deterministic accumulation, d...
Multi-chain NFT collection floor price in one call: floor in native currency AND USD, 24h floor change percent, market cap and the resolved source. EVM via CoinGecko (pass chain+contract or a CoinGecko slug), Solana + Bi...
ENS resolve (name ⇄ address), $0.001 USDC per call: Resolve an ENS name (vitalik.eth, also *.base.eth via CCIP) to its Ethereum address, or reverse-resolve an address to its primary ENS name (forward-verified), plus avat...
Cryptocurrency price: current USD price, 24h change, market cap and 24h volume for a coin by id or symbol (bitcoin, ethereum, solana, usdc and 100+ others) from CoinGecko's free API. $0.01 per lookup.
Live crypto prices from Coinbase for BTC, ETH, XRP, SOL, ZEC, HYPE, DOGE, LINK, ADA, XLM and SHIB in USDC. Real-time bid/ask/last price, JSON, pay per request.
Base or Ethereum contract address -> ABI and function list: Sourcify verification (exact/partial match), contract name, compiler, ABI, function selectors + signatures, event topics; proxies (EIP-1967, ZeppelinOS, others...