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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
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.
- Vextorium
Wallet on Cosmos Hub (cosmos1...), Osmosis (osmo1...) or Celestia (celestia1...): token balances, staked amount per validator, pending rewards, unbonding and US
- Vextorium
AI models on Hugging Face: trending, most downloaded or most liked, filtered by name and task (text-generation, image-text-to-text, automatic-speech-recognition
- Vextorium
Price per million input and output tokens of 300+ language models (OpenAI, Anthropic, Google, Meta, Mistral, DeepSeek...) via OpenRouter, with context window an
- Vextorium
Status of x402 facilitators (who verify and settle payments): live check of each one's /supported endpoint with latency, x402 versions, schemes and networks, pl
- Vextorium
Average price with taxes of petrol 95, diesel, heating oil and LPG in each EU country (European Commission Weekly Oil Bulletin), in EUR per litre, sorted cheape
- Vextorium
Vulnerabilities being actively exploited according to CISA's KEV catalog: CVE, vendor, product, name, description, date added, remediation due date and ransomwa
- Vextorium
Check an IP against public threat lists: botnet command-and-control servers (abuse.ch Feodo Tracker), Tor exit nodes and hijacked or spam networks (Spamhaus DRO
- Vextorium
Active traffic incidents on Spanish roads from the DGT: roadworks, accidents, queues, closures, adverse weather..., with road, kilometre point, province, munici
- Vextorium
Food product facts by barcode (EAN/UPC) from Open Food Facts: name, brand, quantity, Nutri-Score, NOVA processing group, Eco-Score, nutrients per 100 g, allerge
- Vextorium
Official Spanish indicators from INE: CPI (annual and monthly change), EPA unemployment rate (total and under 25) and house prices (annual and quarterly change)
- Vextorium
Turn an iCal/ICS calendar URL (Google Calendar, Outlook, holidays, events...) into JSON: upcoming events with title, start and end, all-day flag, location, desc
- Vextorium
Read the codes in an image URL: QR, Data Matrix, Aztec, PDF417, EAN-13, UPC, Code 128, Code 39... with format, content and position; flags URLs, crypto payment
- Vextorium
Build an EVM transaction ready to sign (never signed or sent): native transfer, ERC-20 transfer or ERC-20 approve, with to, data, value, nonce, chainId, estimat
- Vextorium
Estimated yield of providing liquidity in a token's pools (or one pool) on any DEX Screener chain: liquidity, 24h volume, pool fee (read on-chain when possible)
- Vextorium
Average US mortgage rates from Freddie Mac's weekly PMMS survey: 30- and 15-year fixed, latest value, weekly and yearly change and recent series.
- Vextorium
US drug facts from the official label (openFDA): brands, active ingredient, uses, dosage, warnings, contraindications, interactions, pregnancy and manufacturer.
- Vextorium
What's being read on Hacker News now: top, new, best, Ask HN, Show HN or jobs stories with points, comments, author, age and link. A pulse of tech, AI and start
- Vextorium
Metadata of a publication by DOI (Crossref): title, authors, journal or publisher, year, type, citation count, references, license, link and an APA-formatted ci
- Vextorium
Search biomedical literature on PubMed (NIH): title, authors, journal, date, DOI, PMID and abstract of each article, newest first, with optional year filter.
- Vextorium
Search scientific papers on arXiv (AI, physics, maths, economics...): title, authors, abstract, categories, dates and PDF link; by relevance or newest, with cat