Monitoring

Low-cost gateway health probe for real x402 settlement checks

Check an exact npm or PyPI package version immediately before installation using curren…

vrsai

Check an exact npm or PyPI package version immediately before installation using current registry, vulnerability, malicious-package, withdrawal/deprecation, and verified…

Fetch a URL and report whether it is reachable, the HTTP status code, and the response time in milliseconds. A fast liveness/uptime probe — run it before relying on a si…

Paid liveness probe for the MimirAPI counter. Returns pong, the SKU id, and a server timestamp. One tenth of a cent buys a complete challenge, sign, settle, serve round…

Search US drug products by NDC, brand, generic name, ingredient, manufacturer, dosage form, route, source, or identifier.

x402 settlement test

Claude-narrated per-asset conviction thesis (3-5 sentences) plus an evidence pack — com…

CRYPTYX

Claude-narrated per-asset conviction thesis (3-5 sentences) plus an evidence pack — composite rank vs universe, returns and volatility, factor scores per class, top acti…

Per-asset predictor explorer — top 5 atomic signals and top 5 metrics ranked by absolut…

CRYPTYX

Per-asset predictor explorer — top 5 atomic signals and top 5 metrics ranked by absolute IC times hit rate. A/B grades only, anti-predictive filtered, family-deduped. Si…

Check npm's official status source for current incidents, component health, and scheduled maintenance before an agent retries, deploys, or escalates.

Is someone preparing to attack this org, sector or country? Call before escalation decisions. Returns verdict escalate|watch|none, stage ladder with gaps, Dempster-Shafe…

Audit trail for one mint: every risk prediction SolSentry recorded for it, with the score, the timestamp, and the resolved outcome where one exists. This is the per-mint…

FDA drug shortages: which medicines are in shortage now, grouped by drug, with availabi…

x402Pulse

FDA drug shortages: which medicines are in shortage now, grouped by drug, with availability (unavailable or limited) per package, companies, dosage forms, shortage reaso…

Free proxy API: get one fast, verified-alive proxy (HTTP, SOCKS) filtered by country, protocol and anonymity, for scraping

Places to stay at a ski resort: hotels, chalets, apartments, guest houses and mountain huts by distance to the lifts. tier=slope ($0.02): within a 1 km walk of a lift ba…

Settlement canary: returns a timestamped pong JSON after USDC micropayment. Use to verify x402 client + wallet + facilitator end-to-end.

Website uptime and change check: is this URL up right now, and has the page changed? Fetches the URL and returns the HTTP status, Last-Modified and ETag headers, a SHA-2…

Causal chain for arabica coffee: minimum temperature forecast 72h ahead over the southern Minas belt (frost is the event that historically moves KC hardest, operational…

Verify a citation: does it exist, is it retracted, and do the given title/authors/year/journal match the canonical record? Checked against Crossref (retraction data incl…

Crypto ETF Sentinel — Side-by-side comparison of ALL trading US spot crypto ETFs: POS AM profile, XBRL financials, market data and Fund Health metrics (premium/discount,…

Pre-sign transaction review. Send a base64 transaction (or an already parsed one) and get back what it actually does: the programs it invokes, the authorities it hands o…

Static risk analysis of a Solana program: upgrade authority, mutability, and the capability flags that matter before you sign anything that invokes it. Answers 'can this…

Find and rank Chile hospital buyers and public health-service buyers for medical equipment. Returns named buyer leads, buyer IDs, regions, repeat procurement demand, bud…

Product price comparison: give up to 5 product page URLs, get the price, currency, stoc…

Product Price Comparison

Product price comparison: give up to 5 product page URLs, get the price, currency, stock status and name for each in one call, to compare stores.

Trace the full HTTP redirect chain for a URL. Shows each hop with status code, location header, server, and latency.