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Vextorium — The x402 Payment Engine
1,024 resources on api.vextorium.com · browse everything
Pay-per-call data APIs for AI agents: on-chain data (Base, Ethereum, Solana payments), DeFi, FX and AI text tools. USDC via x402. the operator’s own description
Most recently seen
- Vextorium
ETH burned by the EIP-1559 base fee over the last N blocks versus estimated validator issuance: burned total, issuance, net supply change (deflationary or not)
- Vextorium
Morpho lending vaults run by curators: name, deposited asset, chain, net APY, deposits in USD, fee and curator; filter by asset (USDC, WETH...) and chain, sort
- Vextorium
Pendle markets (fixed yield in DeFi): asset, maturity, days left, implied fixed APY (buying PT), LP APY and liquidity, on Ethereum, Arbitrum, Base, BNB and othe
- Vextorium
Active tropical cyclones in the Atlantic and eastern/central Pacific from the US National Hurricane Center: name, type (hurricane, storm...), max wind, pressure
- Vextorium
Search scholarly literature across all fields in OpenAlex (250M+ works): title, authors, institutions, year, journal, citation count, DOI and open-access link;
- Vextorium
Clinical trials on ClinicalTrials.gov by disease, drug or sponsor: title, NCT id, status, phase, conditions, interventions, sponsor, dates, enrollment and count
- Vextorium
Addresses with the most native coin on an EVM chain (ETH on Ethereum, Base, Arbitrum, Optimism, zkSync; POL on Polygon): balance, name or label when known (exch
- Vextorium
An EVM transaction explained: method called and its decoded parameters with names (when the contract is verified), token transfers it triggered, value, fee, sta
- Vextorium
Who an EVM address is before you interact: public labels (exchange, protocol, bridge, fund...), ENS name, whether it is a contract and which, verification, scam
- Vextorium
Internal transactions of an EVM address (native coin moved by contracts, invisible in the normal history): date, type, from, to, value, success and parent trans
- Vextorium
Token transfers (ERC-20, ERC-721 NFTs or ERC-1155) sent or received by an EVM address: date, token, amount, from, to, in/out and transaction, with totals per to
- Vextorium
Who deployed an EVM contract and when: creator address (named when known), creation transaction and date, contract name, verification, proxy type and implementa
- Vextorium
Largest holders of an ERC-20 token: address (named or labelled when known: exchanges, protocols...), amount and % of supply, total holder count and top-10 conce
- Vextorium
Every ERC-20 token held by an EVM address (not just the majors) with amount, price and USD value when quoted, token holder count and reputation (scam-flagged to
- Vextorium
Transaction history of an EVM address (Ethereum, Base, Arbitrum, Optimism, Polygon, zkSync): date, method called, from, to (named when known), value, fee, statu
- Vextorium
Tezos account (tz1/tz2/tz3/KT1): XTZ balance, baker, staked amount, FA tokens, transaction count, first and last activity and USD value.
- Vextorium
Starknet wallet: ETH, STRK, USDC and USDT balances read from their contracts, account nonce, deployment status and USD value.
- Vextorium
Kaspa: balance of an address (kaspa:...) with transaction count and USD value; without an address, network status (blocks, difficulty, hashrate, circulating and
- Vextorium
NEAR account (name.near or 64-hex implicit): available and staked NEAR, storage used, whether it has a contract deployed and USD value.
- Vextorium
Algorand account: ALGO balance and locked minimum, ASA assets (USDC...) with amounts, consensus participation, opted-in apps and USD value.
- Vextorium
Hedera network status: the official HBAR/USD exchange rate the network uses to compute fees (current and next), circulating and total supply, latest block and m
- Vextorium
Hedera account (0.0.x or EVM address): HBAR balance, associated HTS tokens with balances, staking node, pending reward, creation date and USD value.
- Vextorium
Cardano wallet by address (addr1...) or stake account (stake1...): ADA balance, delegated pool and DRep, available rewards, native tokens and USD value.
- Vextorium
Aptos wallet: APT balance and other fungible assets (USDC, USDT...) with amount and USD value, number of sent transactions and whether the account exists.
- Vextorium
Ethereum blob usage (EIP-4844, the data rollups post): current blob base fee in gwei and USD cost of one blob, blobs per block over the last N blocks and how of
- Vextorium
Bitcoin mining profitability now: hashprice (USD per TH/s per day) from the real subsidy and recent fees, and for your machine (hashrate, J/TH efficiency and po
- Vextorium
Balance of a Litecoin, Dogecoin or Dash address (detected from the prefix if not given): confirmed and pending balance, total received and sent, transaction cou
- Vextorium
Stellar account: XLM and every asset balance (USDC, EURC...) with issuer, signers and thresholds, subentries and USD value.
- Vextorium
XRP Ledger account: XRP balance and locked reserve, trust lines with other assets (RLUSD, USDC...), sequence, domain and USD value.
- Vextorium
Sui wallet balances: SUI and every other token with amount, decimals and USD value where priced, plus the wallet total.