Batch EVM token contract-risk check: up to 10 addresses in one paid call (half the per-token price), on any one chain (base, ethereum, arbitrum, optimism, polygon, bnb). Same output as /v1/check. Query: ?addresses=0x1,0x2,...&chain=base

Solana token rug check before buying, read directly from chain state. Returns SAFE/CAUTION/DANGER, 0-100 risk score, authorities, Token-2022 extensions, wallet concentration and age. Flags: freeze or mint authority, permanent delegate, non-transferable, frozen by default, pausable, transfer hook or fee, mutable metadata, top wallets concentration (pools excluded), token age under 24h. Query: ?address=MINT

Pre-payment trust check of any x402 endpoint, so an agent can filter malformed or unknown (honeypot) endpoints before spending. Reads the target's own 402 terms (reachability, HTTPS, well-formed x402 v2, Bazaar discovery extension) and the public Coinbase CDP catalog (whether the payTo has settled history). Returns tier ESTABLISHED/BASIC/UNVERIFIED, a 0-100 trust_score, per-signal booleans and reasons. It never pays the target; a high tier is not a guarantee. Query: ?url=<x402 endpoint url>

Trusted UTC time from Vextorium's NTP-synced server clock, with millisecond Unix timestamps, ISO week and weekday. For timestamping and clock checks.

Convert a date and time (or now) from one IANA time zone to up to 25 others: local time, UTC offset, abbreviation, daylight saving flag, weekday, hour difference, UTC and Unix timestamp.

Verify a Sign-In with Ethereum (EIP-4361) login: parses domain, address, chain, nonce and dates, checks the signature and expiry, and optionally the expected domain and nonce. Authenticate users or agents by wallet.

Batch Solana token rug check: up to 10 mints in one paid call (half the per-token price). Same output as /v1/check. Query: ?addresses=mint1,mint2,...

Staking rewards: final amount, total rewards and average per day and month, with daily compounding or simple, after validator commission, in tokens and optionally in USD.

EVM token contract-risk check before buying, read directly from chain state (base, ethereum, arbitrum, optimism, polygon, bnb). Returns SAFE/CAUTION/DANGER, 0-100 risk score, ownership (renounced or not), upgradeable proxy, and mint/pause/blacklist capability. Flags DANGER: blacklist, pausable, upgradeable proxy or mint with owner; CAUTION: owner not renounced, max tx limit, fee exclusion. Query: ?address=0xTOKEN&chain=base|ethereum|arbitrum|optimism|polygon|bnb

Price change in % of up to 20 cryptocurrencies over 1h, 24h or 7d, sorted from best to worst, with current price. Tickers of the ~190 largest coins (alternative.me data).

Find a French company's SIREN from its name (optionally a postal code): up to 5 best matches with status, city, NAF, headcount and creation date. Use before /v1/company. Query: ?q=company name&postal_code=75008

French company check (KYB) by SIREN or SIRET in one call: active or closed, insolvency proceedings from BODACC in the last 3 years, legal form, age, NAF activity, headcount, VAT number, head office, establishments, last revenue and net income, corporate officers, labels. Returns risk LOW/MEDIUM/HIGH with flags (closure, liquidation, receivership, safeguard, young company, net loss, revenue drop). Query: ?siren=123456789

US federal grant opportunities from Grants.gov: title, number, agency, open and close dates, status and link; search by keyword (AI, energy, health...) and agency (NSF, NIH, DOE...), open or forecasted.

Convert epoch seconds or milliseconds (detected by magnitude) or an ISO-8601 string into epoch_s, epoch_ms, UTC ISO and ISO in any IANA time zone. Deterministic, no network.

Fetch one public web page and return its title and clean Markdown (headings, links, lists, code, tables). Honors robots.txt, SSRF-guarded, HTML only, 1 MB / 5 s caps. No JavaScript rendering.

Heuristic risk checks for a Base ERC-20: contract code, metadata, proxy, owner/renounced, mint/blacklist/pause/fee selectors, deepest Uniswap/Aerodrome pool, and simulated sell/buy transfers with measured tax. Read-only public RPC. Not financial advice.

Total US public debt outstanding to the penny (held by the public and intragovernmental), with its change over 30 days and one year and the average daily increase. Official US Treasury Fiscal Data.

Use when you need South Korea's official public holidays for a year (business-day calculation, scheduling, settlement and payroll calendars). Data: KASI (Korea Astronomy and Space Science Institute) special-day register, incl. substitute and temporary holidays once promulgated. Input: year (YYYY, 2004-2100). Output: JSON list with date, weekday, Korean and English name, isPublicHoliday, kind. Example: ?year=2026

US stock market clock (NYSE/Nasdaq): open, closed, pre-market or after-hours now (or at a given time), holiday reason, early closes, next open/close and upcoming holidays. Key for 24/7 tokenized stocks.

Pokémon card appraisals, $0.02 a call in USDC on Arc, Base, Polygon or Solana. Raw and every PSA/BGS/CGC/SGC grade in 9 currencies, each with source, sample size and dates; set momentum, projections, PnL net of marketplace fees, break-even; EIP-712 signed. No basis, no number.