Utilities

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Live US-dollar prices for up to 25 crypto assets in one call, by ticker (BTC, SOL…), feed id, or chain:address (e.g. base:0x…), with symbol, confidence and timestamp.

Fresh random identifiers from a secure generator: UUID v4 (up to 50) plus random hex bytes.

Read paid Subnano research and analysis as JSON with Markdown content.

Hacker handles: Compact aliases for fictional hackers, pilots, and netrunners.

Current date, time, and timestamp for any timezone worldwide. Returns UTC and local timestamps, unix epoch, day of week. Useful for scheduling, logging, and time-aware o…

EIP-712 signed, timestamped attestation binding an agentId, the keccak256 digest of a declared state, and the paying wallet; attestor key at /transparency, verify offlin…

Rule-based verdict on one Polymarket market by slug: YES/NO/TOSS_UP lean, 0-100 confidence with every reason stated (price distance, liquidity, volume, spread, momentum)…

Commit now, reveal to everyone later: the paid call returns a commitment sha3_256(secret||salt) and a commit id; GET /x402/random/reveal/{commit_id} is FREE, public and…

Pick k of your items with or without replacement, optionally weighted by integer weights (raffles, lotteries, sortition, A/B splits). One verified randomness draw, cumul…

Fisher-Yates permutation of your list (or of 1..N), up to 10000 items, derived from ONE verified randomness draw. Returns the permutation of 0-based indices plus the shu…

Ad script generator: pass ?url=<product or landing page> and receive a ready-to-shoot advertising script as JSON — audience, hooks, spoken script, ad copy variants and a…

Spot token prices from DefiLlama — pass comma-separated CoinGecko ids, get price/change_24h/symbol/confidence/timestamp.

Service: RentCast (https://rentcast.x402.paysponge.com/properties/random)

Domain trust and company-domain intelligence: evidence-backed assessment using RDAP registration data, DNS/security reputation search, and a structured risk analysis. Su…

Market-wide screener across all 17 crypto assets in one call. Returns derivatives signals (funding rate, annualized rate, OI 1h change, basis, funding trend, extreme fla…

Implied volatility surface for BTC and ETH from Deribit options (public API, no auth). Returns ATM IV (annualized %), IV rank and IV percentile from Kronos iv_history (d…

Paginated list of resolved forecasts with actual outcomes. Each row shows the original ML prediction and its real-world result. Summary includes total count and hit_rate…

Options-implied probability that BTC or ETH is above each given price at a target time, from the Deribit option book (skew-inclusive call-spread digitals): the options m…

Korean K-pop news translated to English. Naver-aggregated headlines from Korean media (Yonhap, Korea Economic Daily, Chosun Ilbo, etc.) auto-classified for K-pop relevan…

USDT/USDC premium on Korean exchanges vs official USD/KRW rate — fund flow indicator

Audit an ACP deliverable against the schema its seller published. Every defect carries a JSON evidence path, so it can be fixed or disputed; findings without a path are…

Crypto perpetual-futures funding-rate scanner — the top funding rates ranked across ~100 Binance perp markets (rate, 8h %, who-pays-who direction, mark price, next fundi…

Returns licensed ENTSO-E and SMARD spot-market context for compute, DePIN, battery and power-trading agents: published day-ahead prices, volatility, load, renewable shar…