124 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.
Sonic gas price. Current gas price on Sonic (eth_gasPrice): gas price, base fee and suggested priority fee in gwei, plus what a plain S transfer (21,000 gas) costs right now. Takes no input. Use before sending a transact...
Gas history, Sonic gas price. Gas price history on Sonic (eth_feeHistory): base fee in gwei for each of the last N blocks (5-100, default 20), how full each block was, and the 10th, 50th and 90th percentile priority fees...
Estimate gas, Unichain. Estimate the gas a transaction would use on Unichain (eth_estimateGas) and what it would cost at the current gas price, in gas units, gwei and ETH. Give to, plus value in ETH and calldata for a co...
Unichain gas price. Current gas price on Unichain (eth_gasPrice): gas price, base fee and suggested priority fee in gwei, plus what a plain ETH transfer (21,000 gas) costs right now. Takes no input. Use before sending a...
Gas history, Unichain gas price. Gas price history on Unichain (eth_feeHistory): base fee in gwei for each of the last N blocks (5-100, default 20), how full each block was, and the 10th, 50th and 90th percentile priorit...
zkSync Era gas price. Current gas price on zkSync Era (eth_gasPrice): gas price, base fee and suggested priority fee in gwei, plus what a plain ETH transfer (21,000 gas) costs right now. Takes no input. Use before sendin...
Gas history, zkSync gas price. Gas price history on zkSync Era (eth_feeHistory): base fee in gwei for each of the last N blocks (5-100, default 20), how full each block was, and the 10th, 50th and 90th percentile priorit...
Base network gas fee statistics (1-minute baseFeePerGas buckets): p25/p50/p90/p99 and the current value's percentile rank within the window. Descriptive statistics only; not investment advice.
Breached password check: is this password in known data breaches, and how often? Send only the SHA-1 hash (never the password); just the first 5 characters reach Have I Been Pwned (k-anonymity). Up to 50 hashes per call.
Resolve ENS (.eth) on Ethereum and Basenames (.base.eth) on Base, forward or reverse. Returns address, name, source, forward_verified, optional avatar.
Balances of a Base address: ETH and 22 major Base tokens (USDC, WETH, cbBTC, cbETH, DAI, AERO, DEGEN and more), plus up to 20 token addresses passed, read live in one batch, with USD prices from Chainlink feeds on Base o...
Check whether a Base transaction settled x402 payments (USDC transferWithAuthorization, EIP-3009): for each, the payer, the payTo address, the amount in USDC, the authorization nonce, the facilitator that sent it, and th...
Convert one bounded fiat amount using the latest successfully fetched European Central Bank daily foreign-exchange reference table. Forest returns the ECB observation date and deterministic cross-rates through EUR. Fresh...
UTC time and latest Base block. Use when you need a clock.
Current gas conditions on Base. POST {} and receive the legacy gas price and the EIP-1559 base fee of the latest block, in wei and gwei. Useful for agents deciding whether to transact now or wait.
Profile of a Base address: wallet (EOA), EIP-7702 delegated wallet or contract; transaction count; ETH and USDC balances; its primary Basename; the token it is, if it is an ERC-20; and the x402 seller it receives payment...
What a transaction on Arc ACTUALLY costs, measured from real receipts rather than quoted from the docs. The companion to /api/x402/arc-cost, which prices a named operation at the current gas price: that one is the quote,...
What a given operation SHOULD cost on Arc right now, in dollars - a price list computed at the gas price read at this block, and the companion to /api/x402/arc-gas which measures what transactions ACTUALLY cost across a...
LupaPago fee changelog JSON — editorial log, paid per call.
Decentralised exchange volumes: totals, 24h/7d/30d windows, per-chain and per-protocol breakdowns, all in one payload cached at the edge. For market-structure work and volume share screens.
Gas price for a chain (base|polygon|solana): eth_gasPrice + slow/standard/fast tiers. Solana returns the per-signature base fee.
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...
Live block height, gas price and fee estimates (transfer, ERC-20 transfer, contract call) for Base or Arc. On Arc fees are quoted directly in USDC.
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.