Every agent-payable API.

Large stablecoin transfers (USDC/USDT) on Base and Ethereum from public explorers, no key: size in USD, best-effort exchange labels, flow tag (to_exchange / from_exchange / mint / burn / wallet_to_wallet), totals by flow. 60 s cache.

Headlines touching one asset (press wires, releases, halts, hacks, media) with source tier, corroboration and a heuristic sentiment score (-1..1). Links only, no bodies.

Coins with extreme perp funding right now on Hyperliquid, sorted by |rate|, with annualized %, side paying, open interest and predicted funding per venue (Binance, Bybit, Hyperliquid). Poll every 5–15 min to catch crowded positioning.

Token contract risk verdict for agents that buy, snipe or route swaps: send a contract address (Base default; ethereum, bsc, arbitrum, polygon, optimism, avalanche via ?chain=, or a Solana mint) → DANGER / HIGH_RISK / CAUTION / LOW_RISK, 0–100 score and named flags (honeypot, taxes, mint/pause/blacklist, hidden owner, unverified, proxy, holder concentration, unlocked LP, thin/new liquidity). GoPlus + DexScreener, deterministic, 5-min cache.

Price probe for one coin, no key: Hyperliquid perp mark/mid/oracle + Coinbase spot, 24h change, basis, funding, plus links to our event pressure on the asset. ~1 KB, 30 s cache — made for polling.

Polymarket edge list: where a calibrated forecaster disagrees most with the listed market. For every open daily-board question matched to a Polymarket market: oracle probability, 80% interval, market YES price, edge (p − odds), side, base rate, resolution date and a sha256 commitment hash; sorted by |edge|. Cached from the daily board — no LLM, made for polling. Public Brier track record.

Daily board of calibrated probabilities for standing binary questions (BTC/ETH/SOL vs price targets, next FOMC, top Polymarket markets, CPI/NFP): probability, 80% interval, base rate, market odds, edge, commitment hash. Cached, refreshed daily — poll it in a loop.

Premium one-call pre-trade briefing for an asset: net pressure and drivers, headlines with sentiment, SEC filings, exposure map, related Polymarket odds, upcoming catalysts, venue status. Replaces six calls.

Cheapest probe: last-hour event counts by class, top-3 severe events with impacts, venues open. Call hourly or as a health check before deeper calls.

Everything that happened since <since> that touches a universe of ~150 assets (stocks, ETFs, crypto, commodities, rates), scored into per-asset impacts. Past `since` = backtest.

Human-readable rationale for one event's impacts.

Perpetual-futures microstructure for one coin from Hyperliquid's public API: funding (1h, 8h-equivalent, annualized), predicted funding by venue, open interest (coins/USD, OI-to-volume), premium vs oracle, 24h volume, 24h change, flags, plus our primary-source event pressure on the same asset.

Net directional pressure on one asset from recent events, with the source events.

Joins caller-supplied vote vectors by proposal ID, encodes against/abstain/for as -1/0/1, and computes weighted cosine similarity plus exact agreement. It describes only supplied overlapping votes and does not infer ideology or future behavior.

Enforce delegated credential scope, requester and expiry without receiving raw credentials

Fail closed on inactive mandates and per-transaction or remaining-budget violations

Validate least-privilege capabilities, data scope, destinations, budget and expiry before agent-to-agent delegation

Hash and attest supplied delivery evidence

Register a file SHA-256 with Securaw/TimeChain2 and receive a downloadable OpenTimestamps proof directly binding its original bytes. ZIP includes .ots, metadata and independent-verification instructions. Hash only; no file upload. Initial receipt is NOT Bitcoin confirmed. Check the status link for later anchoring; no guaranteed deadline, authorship or content-truth certification. Idempotency-Key required.

Which hospitals' emergency-department throughput is degrading period-over-period? Windows the CMS Timely & Effective Care snapshots to compute each hospital's latest-vs-prior change on a measure (default OP_18b median ED time; higher = worse). Filter by measure, state, facility_id, direction (worse | better | any), min_pct_change, min_delta, and min_sample. Returns latest_score, prior_score, delta, and pct_change — the founder's ED-staffing-pressure tell. CMS Care Compare public-domain records.

Delvorn public x402 Nickel Pulse capability NICKEL-PULSE-PLAY

Delvorn public x402 test capability ASSET-TEST-FE2B3590

Guess MIME type from file extension. Call when you set Content-Type hints for agent uploads. Returns mime, ext, known for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.

US weather forecast API for agents: return a normalized National Weather Service (NOAA/NWS) multi-period forecast for $0.001 USDC from latitude/longitude only—US coverage, attributed periods, no arbitrary URL proxy and no global weather claim.

Title-case a string for $0.001 USDC. Use this when an agent needs title case inside a workflow without installing a library or managing an API key. Deterministic first-party execution, structured JSON output, no subscription, and payment only for a successful result.

Address geocoding API for agents: geocode one U.S., Puerto Rico, or U.S. Island Areas address for $0.001 USDC through the public Census Geocoder. Returns approximate coordinates with required Census attribution—no global maps, navigation, or address retention.

Demo endpoint — proves your payment flow works.

Find the U.S. places most demographically similar to a target geography using multivariate Census statistics.

Get available department values for lookalikes filtering.

Get list of supported department values for company followers filtering.

Calculates reachable transitive dependency count and maximum depth from a supplied graph. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.

Check declared dependency identity, source and digest coverage

Deposit into the Ink Balanced Yield USDC vault ($0.01 fee on top of the deposit amount).

Checks current registry metadata for deprecated, yanked or removed releases. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.

Deepstate, the on-chain order-book exchange on Robinhood Chain. Depth heatmap - resting order size by price level over time for a market.

Crypto perpetual-futures data from on-chain perp DEXs: per market the funding rate (hourly + annualized %), open interest (USD and base units), mark & oracle price, 24h volume and 24h price change. Ranked by open interest; filter by `coins` or `limit`. Data source: Hyperliquid (dYdX fallback).

Derive an Ethereum address from a public key — Genesis402 / UnyKorn Operator Network

Derived metrics: Ethereum gas price sampled continuously in the background and turned into rolling average, min/max, volatility, and trend direction over a window (?windowMinutes=, default 10) — none of which exist in the raw upstream feed's single instantaneous value.

PII sanitization for AI agents

Full descriptive summary of a numeric sample: count, sum, min/max/range, mean, median, mode(s), variance, standard deviation and the quartiles (q1/q3/iqr). Set sample=true for the sample variance/stdev (÷ n-1) instead of the population form (÷ n).

Detailed data for a single token (by contract address)

Find personally identifiable information in a text blob: emails, phone numbers, credit cards (Luhn-validated), IBANs (mod-97 validated), IPv4/IPv6 addresses, US SSNs and JWTs. Returns every match with its type and character offsets, plus per-type counts. Validated — not just pattern-matched — to keep false positives low. Fully offline.

Detect the language and script of a text — Genesis402 / UnyKorn Operator Network

Detect whether a User-Agent belongs to a known bot, crawler, AI agent or HTTP tool, and if so return its name and category (search, social, seo, ai, monitoring, tool, …).

Detect blank or whitespace-only strings before paying downstream — first-party local utility for agent preflight and proven micro-utils expansion. Returns deterministic machine-readable JSON for $0.001 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstream, no input retention, no web search, no live RPC, and no mediagen. Results are advisory; the caller owns authorization, budgets, and production controls. Sibling of Delx routes that alread…

Guess the character set of a base64-encoded byte buffer: sniffs a byte-order mark, then falls back to ASCII / UTF-8 validation and a UTF-16 NUL-pattern heuristic. Returns a best-effort charset with a confidence label — a low-confidence guess is still a successful 200.

Detect common SPF mechanisms present in a TXT record. Call when quick SPF mechanism inventory without DNS lookup. Returns flags for include/a/mx/all as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Detect shipping carrier from tracking number format and provide tracking URLs. Supports UPS, FedEx, USPS, DHL, Royal Mail, PostNord, and more. Algorithmic.

Detect the issuing network/brand (Visa, Mastercard, American Express, Discover, Diners Club, JCB, UnionPay, Maestro) from the card's IIN prefix, with the network's valid lengths. Returns `network:null` for an unrecognized prefix.

Free public-domain books on "Detective and mystery stories": browse the catalogue's works tagged with that Library of Congress subject (1,112 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct epub/txt/html download links. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.