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Signed multi-chain OFAC SDN address screening (USDC on Base or Solana)

Most extreme perp funding right now across Hyperliquid, filtered by open interest. Top crowded longs and shorts.

Verifiable track record for any Hyperliquid wallet from the public ledger, for copy-trading research and prop screening. Answers "what is this trader's win rate and drawdown", "which markets make their money", "how fresh is their activity". Per address: realized PnL, win rate and expectancy per closing order, profit factor, fees, per-market breakdown, equity curve, max drawdown, live positions, an

secp256k1, P-256 and P-384 public parameters (p, n, G) from SEC 2, with an on-curve check of a public point.

Solana Program Derived Address (PDA) calculator — derive the canonical off-curve address and bump from bounded public seeds offline, without RPC or key handling.

Cosine similarity of the word-count vectors of two texts, with shared terms and vector norms.

Hargreaves reference evapotranspiration (mm/day) from max and min temperature, latitude and day of year.

Search Stack Overflow for developer Q&A, solutions, and best practices. AI agent API for technical knowledge retrieval. Accepts USDC payments on Base and Solana

Cadence needed to hold a target speed in a given gear, and the chainring-to-cog ratio needed for a speed at a cadence.

Smart contract security and token risk check before you trade, approve, bridge or integrate: deterministic 0-100 risk score for any deployed contract on 20 EVM chains. Flags rug-pull levers (owner mint, blacklist, pause, adjustable fees, upgradeable proxy, ownership not renounced), SELFDESTRUCT/DELEGATECALL, verified source and aderyn static analysis. Read-only. Errors (400 bad input, 422 not a co

Supported perpetual-futures trading pairs — the list of symbols (BTCUSDT, ETHUSDT, …) the funding-rate scanner and signals cover, as a clean snake_case envelope.

Check the latest or current Base Mainnet block number. Use this to get the live Base block height.

Mycelium Market Snapshot — live Mycelium Strategy liquidity allocation plus Solana top-performing tokens, in one JSON call. MYC reward: the first payment from a Solana wallet also sends 1337 MYC to the paying wallet (one reward per wallet).

Get a Firebase ID token for authenticating with the callable APIs

Estimate a monthly electricity bill from kWh with block-tier rates, a fixed monthly charge and a tax or fee percentage.

Physical chemistry (Cantera + CoolProp): chemical equilibrium, adiabatic flame temperature, ignition delay, reactor simulation, flame speed, and thermo/transport/fluid properties. Bundled mechanisms (gri30, h2o2, air). Paid in USDC on Base or Solana.

Solana pump.fun token warnings: sniper-linked fees and creator launch/graduation history. Advisory signals evaluated on selected historical tokens; results may differ for new tokens. Returns RISK_FLAGS or NO_FLAGS; NO_FLAGS does not mean safe. Input: token mint (base58). Replace :address or {address} with the actual mint. Templates are discovery only: do not pay. Ask the user if the mint is missin

CSRD compliance roadmap for sustainability-reporting and compliance agents. Returns which ESRS standards apply, what must be disclosed, phase deadlines, and a double-materiality assessment guide.

Income tax rates by country, corporate tax, capital gains tax, tax residency rules, crypto tax treatment for any jurisdiction. Worldwide guide giving a full tax overview of any country by scenario. Tax intelligence, not advice.

npm package adoption: downloads last week and month, plus trend within the month and a popularity band.

Compare realtime and batch API cost for a workload with your discount fraction, and the money saved by waiting.

Number of beads for a strand of a given finished length from bead size and spacing, with finished length and total weight.

CVE fact check, deterministic. Answers "is CVE-XXXX-NNNN real", "is it exploited in the wild", "what version fixes it", "how severe is it". Joins the NVD record (CVSS score, vector, dates), the CISA KEV catalog (actively-exploited flag, remediation due date, ransomware use), and OSV (affected packages + fixed versions per ecosystem). No LLM. Distinguishes "not a known CVE" from "registry unreachab

Chinese temple fortune slip divination (求签, 签文, 抽签). Draws a numbered qianzi slip from traditional Chinese temple oracles (Guanyin 观音, Guan Di 关帝, Mazu 妈祖), returns slip number, level (上签, 中签, 下签), classical poem, and interpretation. For Chinese folk oracle, temple lottery, divination, fortune queries. Accepts payment on Base or Solana — either network works.

Observed token mints, paginated

Launch provenance check for LONG.xyz / Doppler tokens on Robinhood Chain — one call verifies a token against the on-chain Doppler Airlock registry: registered launch or not, which stock token backs it (and whether that numeraire is an official Robinhood stock token), launching integrator (LONG primary vs other launchpads vs suffix imitators), factory creator match, 1e18 vanity suffix, governance b

Live freight rate intelligence for logistics and trade agents. Returns container and air rates by lane with a 90-day benchmark, route status, carrier options, and cost estimates.

Bitcoin and crypto trend signal: is a pair bullish, bearish or neutral right now? From the Ichimoku Cloud (cloud position, tenkan/kijun cross) for BTC, ETH, SOL or any top-200 coin on any interval, from live candles on Binance.US, Kraken, Gate or MEXC.

SSL/TLS certificate check: expiry, issuer, SANs, chain validity, hostname match, negotiated protocol/cipher, and weak-algo warnings for a public HTTPS host. Clean JSON.

JSON Web Key (JWK) inspector — validate bounded public RSA, EC, or Ed25519 keys and calculate RFC 7638 SHA-256 thumbprints without ownership or trust claims.