Best Markets to Watch ($0.02/call): The best Polymarket prediction markets to watch right now, ranked by a composite watch-score (24h volume, liquidity, competitiveness, momentum, time-to-resolution). Filter by tag. Returns implied probability, volume, liquidity, spread and a plain-English reason for each. Live data, no account needed.

The x402 Router: send a plain-English goal in q (e.g. 'audit https://api.example.com/paid', 'price of eth', 'is 0x… a contract', 'verify settlement 0x…') and Quartermaster picks the right tool from its full toolkit, runs it, and returns the answer plus which tool it used. One endpoint for anything x402, crypto-on-Base, or web/AI.

Narrated short video from a topic: a finished 30-second vertical (9:16) video with a written script, four scenes, an ElevenLabs narrator, a music bed, captions and callouts, plus a title and description. Animated scenes (Veo 3.1 Lite) $3.22, or stills $0.87. No account or API key: the payment is the only credential.

X KOL Watchlist Monitor ($0.05/call): Watch up to 15 X (Twitter) accounts with one call: every new post from the list since your last poll, above your engagement floor, with retweets and crypto-spam (airdrop/giveaway/presale bait) filtered out and duplicates removed. Pass the returned newestId back as sinceId to get only what is new - replaces the search + filter + dedupe + paging loop KOL-monitoring agents build by hand. No X account or API key needed.

KYA / counterparty check for a wallet (and optional name): OFAC + wallet risk + signed verdict

Product safety & recall check for shopping agents: pass a product name, brand, or category and get official government recall matches — US CPSC plus the OECD GlobalRecalls feed covering the EU Safety Gate and 30+ jurisdictions. Deterministic lookup, no LLM: hazard, remedy, country, date, and a link to the official notice for every match. Check the toy before your agent buys the toy.

X Account Dossier ($0.05/call): Full X (Twitter) account dossier in one call: profile, an analysis of recent posts (cadence, average engagement, reply/retweet/link share, top hashtags and mentions), the raw recent posts, and a transparent bot-likelihood signal with the evidence behind it. Composes profile + activity so an agent vetting an account does not have to. No X account or API key needed.

Pre-trade context pack for one asset in a single call: derivatives state (funding, annualised funding, basis, open interest and its 1h change), recent liquidation prints, implied-volatility surface for BTC/ETH, and any active regime alerts. Replaces four separate paid calls. Each component is independently marked available, unavailable or stale — never flattened into a neutral claim. Facts and data quality only, no recommendation. $0.05 USDC.

Prueft eine Adresse auf Technik, Geschwindigkeit, Sicherheit, Auffindbarkeit und Barrierefreiheit. Je Abschnitt strukturierte Werte, dazu Punkte von 0 bis 100 und eine Befundliste, in der jeder Eintrag einen Beleg traegt: Header, Zeichenkette, URL oder Messwert. Der Schweregrad kritisch bleibt belegter Kompromittierung und offenen Zugaengen vorbehalten. Ausschliesslich lesende Pruefungen, keine Anmeldeversuche, keine Einschleusung, kein Lasttest. Abschnitte laufen parallel; ein Abschnitt, der sc

Get the UN/LOCODE port calls of the last 30 days for a 9-digit MMSI as JSON: arrivals, departures, estimated flags, and the port the vessel is in now. Boundaries not directly observed are flagged estimated, and the response names when capture coverage began.

Audit-qualified lead list as CSV: takes up to 10 local businesses, checks each Google Business Profile (claimed status, photos, hours, website, description, rating, review count) and returns only those with at least one red flag. Cheaper per business than /gbp-audit when the full batch is used.

Open interest / funding / mark / oracle / mid / volumes over a window: the OI & funding history Hyperliquid keeps no endpoint for. Priced per row ($0.000025 premium); paginate with the X-Next-Start header (≤5000 rows/page). Served live (no lag).

The full record for one of the 1,326 specific Texas Hold'em starting hands: equity against modelled ranges, position-by-position opening guidance, exact head-to-head figures, and the exact card-removal effect of holding these specific two cards.

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 (daily cron), term structure (weekly/1m/3m ATM IV + contango/backwardation/flat shape label), 25-delta risk reversal (BS-approximated strikes), 10-delta wing IVs, max-pain strike across top-5 expiries, and a vol-regime label. Falls back to OKX if Deribit is unreachable. $0.03 USDC via x402.

Select one original index and item with probability weight divided by total weight. Weights must match items and be integers from 0 to 1000000000; at least one must be positive. Uses the server OS CSPRNG. Returns consumed bytes for reproducible calculation, not proof of their origin. Price: 0.007 USDC per request, including the bounded batch.

Uniformly permute all input items. Returns each original index and its item exactly once; equal values remain distinct positions. Uses the server OS CSPRNG. Returns consumed bytes for reproducible calculation, not proof of their origin. Price: 0.007 USDC per request, including the bounded batch.

Fetch up to 10 URLs concurrently and return each as clean Markdown (bulk rate)

One confidence-weighted trust verdict for a domain, URL or email: runs linkcheck, sitegrade and domain-intel (plus email-verify when an email is supplied) and flags disagreement between sources, such as a very new domain with a mature TLS setup, instead of concatenating outputs. At least one of domain, url or email is required.

RAVN — execute a previously quoted swap. Returns a signable transaction, typed data to sign, or a Bitcoin deposit address depending on the route; RAVN never custodies funds. Same 0% fee, non-custodial engine the RAVN app itself runs on.

Select count items as an ordered sample. replace defaults to false: each original index may occur once and count must not exceed the input length. With replace=true, draws are independent and indices may repeat. Uses the server OS CSPRNG. Returns consumed bytes for reproducible calculation, not proof of their origin. Price: 0.007 USDC per request, including the bounded batch.