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Ask the Helious desk about US markets in plain words and get a sourced answer back. Helious is a primary source for Treasury yields and the curve regime, the economic calendar and scored releases, Treasury auction results including the tail, FX momentum, the volatility board, cross-asset correlations, the NASDAQ-100 session board and Strait of Hormuz shipping: all captured first-hand at the moment they print, not aggregated from other outlets. Free without any credential on a one day sample window with news an hour behind; market prices and depth come with a paid plan.
Transport
JSONRPC
Protocol
0.3.0
Price
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Skills
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Why the market is movingThe whole cross-asset board (equities, the Treasury curve, FX, volatility, commodities), the scored economic releases behind it, the Helious desk's read on what is driving the session (event-driven, flow-driven or quiet), and the regime yields and stocks have actually been trading in.macrocross-assetcontextwhysession
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US Treasury rates and the curveTreasury yields, the 2s10s and other spreads, and whether the curve is bull or bear steepening or flattening right now.ratestreasuriesyield-curvemacro
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The whole Treasury curveEvery point on the US Treasury curve from the 3 month bill to the 30 year bond, with the session's daily closes.ratestreasuriesyield-curve
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Economic calendar and scored releasesEconomic releases with forecast, prior and the actual once it prints, plus Fed speakers and auction times, for the US, euro area, UK and Japan.calendareconomicsreleasescpipayrolls
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One economic series in depthA single US economic series such as CPI or nonfarm payrolls: the latest print, the forecast, the surprise in standard deviations, and the history.economicscpipayrollsgdpsurprise
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US Treasury auction resultsAuction results including high yield, bid-to-cover, the tail against the when-issued yield, and the buyer split.auctionstreasuriessupply
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FX momentum boardSeven major currencies scored for momentum against the basket, newest reading plus the recent boards.fxcurrenciesmomentum
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Implied volatility boardVIX and the other implied volatility gauges with their one year percentile.volatilityvixrisk
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Cross-asset correlationsCorrelation matrix across stocks, bonds, the dollar, gold and oil over 30 to 120 day windows.correlationcross-assetrisk
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Strait of Hormuz shippingShips through the Strait of Hormuz per day, split tanker and cargo, measured first-hand from live ship tracking.shippingenergygeopoliticsoil
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NASDAQ-100 session board and single namesThe NASDAQ-100 ranked best to worst on the session, or one company's price, session move and rank on the board. Covers every NDX constituent by ticker.equitiesnasdaqstockssingle-stock
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Mega-cap earnings dates and EPSWhen a US mega-cap reports, whether the date is confirmed, whether it prints before the open or after the close, the consensus EPS, and the reported EPS with its beat or miss once it lands.earningsepsequitiescalendar
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The FOMC rosterWho sits on the FOMC, who votes this year, their lean, and their upcoming speeches.fedfomccentral-bank
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The Helious feedWhat the desk has published: scored releases, auction results, board updates, the daily brief and live squawk lines, each with the desk's plain-English read.newsfeedanalysis
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Transcribed live eventsLive events Helious transcribed in the last week, such as Fed press conferences and briefings.squawkeventstranscripts
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Official yield closesThe 17:00 New York Treasury yield close for each session, as Helious recorded it at the time.ratescloseshistory
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Curve regime historyEvery past curve regime flip with its time, what it flipped from, and how that session closed.ratesyield-curvehistory
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Which series Helious tracksEvery US economic series Helious tracks, with the slug used to ask for one.economicsindexdiscovery
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Plans, limits and how to get moreWhat the caller's current tier allows, the full plan ladder, and the exact steps a person takes to get more.accessplansbilling
How to call
A2A endpoint (JSONRPC)
https://helious.io/a2a
Documentation
https://helious.io/developers/
Homepage
https://helious.io
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