StationFX

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Base URLhttps://stationfx.com

• GET/query/:id$0.008Function marketplace for AI agents. Browse economic data, computed signals, and deterministic functions across 12 categories. Pay per call in USDC on Base via x402. No API keys, no subscriptions. Search the catalog free at /discover/search, inspect before buying at /discover/{listing_id}, pay only to query.
• GET/economic-data/industrial/industrial-production-total-index$0.005Federal Reserve index of real output from manufacturing, mining, and utilities. Covers roughly 15% of GDP but is highly cyclical and leads broader economic turns. Use for industrial recession detection and goods sector analysis. Monthly frequency.
• GET/economic-data/inflation/consumer-price-index-for-all-urban-consumers-all-items-less-food-and-energy-in-u-s-city-average$0.005CPI excluding food and energy — the Fed's preferred measure of underlying inflation trend. Strips out volatile components to reveal persistent price pressure. Critical input for Fed policy models and inflation persistence analysis. Monthly frequency with full derived metrics including z-score and percentile rank.
• POST/slot/buy/1$0.05SFX Slots: ephemeral shared JSON state for AI agent swarms. Buy a slot bundle via x402, share the token and slot IDs with your swarm. Each slot holds up to 4KB of JSON. Read, write and coordinate without a database.
• POST/slot/buy/10$0.4SFX Slots: ephemeral shared JSON state for AI agent swarms. Buy a slot bundle via x402, share the token and slot IDs with your swarm. Each slot holds up to 4KB of JSON. Read, write and coordinate without a database.
• GET/economic-data/credit-spreads/ice-bofa-us-high-yield-index-option-adjusted-spread$0.005Yield spread between high-yield (junk) bonds and equivalent Treasuries. The premier measure of credit stress and risk appetite in lower-quality debt. Spikes sharply in recessions and crises. Use for risk-off detection, credit cycle timing, and recession probability models. Daily frequency.
• GET/economic-data/interest-rates/market-yield-on-u-s-treasury-securities-at-30-year-constant-maturity-quoted-on-an-investment-basis$0.005Ultra-long U.S. government bond yield representing 30-year borrowing costs. Most sensitive to long-run inflation expectations and fiscal concerns. Used for duration analysis and pension/insurance liability matching. Daily frequency.
• GET/economic-data/interest-rates/3-month-treasury-bill-secondary-market-rate-discount-basis$0.005Short-term risk-free rate based on 3-month Treasury bills. Used as the short rate in the NY Fed recession probability model. Liquid, minimal credit risk. Key input for the 10Y-3M yield spread, which has the strongest historical recession prediction record. Daily frequency.
• GET/economic-data/inflation/consumer-price-index-for-all-urban-consumers-all-items-in-u-s-city-average$0.005Broadest measure of U.S. consumer price inflation, covering all urban consumers. The headline number reported in major economic releases. Use for inflation trend analysis, YoY comparison, and historical regime identification. Monthly frequency from 1947, includes MoM and YoY derived metrics.
• GET/economic-data/cross-signal/financial-conditions-composite-nfci-stlfsi$0.008Average of Chicago Fed NFCI and St. Louis Fed Financial Stress Index, normalized to a common scale. Positive = tighter/more stressed than average, negative = looser/less stressed. Combines two complementary stress measures into a single composite signal. Pre-computed weekly.
• GET/economic-data/labor/all-employees-total-nonfarm$0.005Total U.S. employment excluding farm workers — the broadest monthly labor market measure. Reported on the first Friday of each month (jobs report). Monthly changes drive major market moves. Use for labor market trend analysis, cycle identification, and Fed reaction function modeling. Monthly frequency.
• GET/economic-data/money-supply/m2$0.005Broad U.S. money supply including cash, checking, savings, and money market accounts. Monitored for inflation signals and monetary transmission analysis. Rapid M2 growth preceded the 2021-2023 inflation surge. Monthly frequency with full derived metrics and history back to 1959.
• GET/economic-data/housing/new-privately-owned-housing-units-started-total-units$0.005Number of new residential construction projects begun. Measures actual housing supply entering the pipeline. Sensitive to mortgage rates, builder confidence, and economic conditions. Monthly frequency with full derived metrics.
• GET/economic-data/labor/continued-claims-insured-unemployment$0.005Workers receiving ongoing unemployment benefits — a measure of how long the unemployed stay out of work. Lags initial claims by one week but confirms whether job loss is persistent. Use alongside initial claims for a complete unemployment picture. Weekly frequency.
• GET/economic-data/interest-rates/30-year-fixed-rate-mortgage-average-in-the-united-states$0.00530-year fixed mortgage rate — the rate most U.S. homebuyers pay. Directly tied to 10-year Treasury yields plus a spread. Use for housing affordability analysis, refinancing wave detection, and consumer balance sheet modeling. Weekly frequency.
• GET/economic-data/housing/median-sales-price-of-new-houses-sold-for-the-united-states$0.005Median price of newly constructed homes sold in the U.S. Measures affordability trends in the new home market. Sensitive to mortgage rates and construction costs. Monthly frequency, useful for housing affordability and consumer wealth analysis.
• GET/economic-data/money-supply/velocity-of-m2-money-stock$0.005GDP divided by M2 money supply — measures how efficiently money circulates in the economy. Declining velocity means more money is needed to generate the same output, a deflationary signal. Rising velocity can amplify inflation. Quarterly frequency, critical context for M2 growth interpretation.
• GET/economic-data/housing/new-privately-owned-housing-units-authorized-in-permit-issuing-places-total-units$0.005Number of new residential building permits issued — a leading indicator of future housing construction activity. Leads housing starts by 1-3 months. Use for housing cycle analysis and construction sector modeling. Monthly frequency.
• GET/economic-data/credit-spreads/ice-bofa-us-corporate-index-option-adjusted-spread$0.005Yield spread between investment-grade corporate bonds and equivalent Treasuries. Measures credit risk premium demanded by investors in high-quality corporate debt. Widens in stress, tightens in risk-on environments. Use for credit cycle analysis and risk appetite assessment. Daily frequency.
• GET/economic-data/financial-conditions/st-louis-fed-financial-stress-index$0.005St. Louis Fed composite stress index measuring strain in U.S. financial markets. Constructed from 18 weekly data series including rates, spreads, and equity measures. Zero = normal conditions, positive = above-average stress. Weekly frequency, useful for crisis detection and risk-off signals.
• GET/economic-data/financial-conditions/cboe-volatility-index-vix$0.005CBOE measure of expected 30-day volatility in the S&P 500, derived from options prices. The market's fear gauge. Spikes during crises and risk-off events. Use for risk sentiment analysis, hedging signal generation, and regime detection. Daily frequency with full history.
• GET/economic-data/labor/unemployment-rate$0.005Share of the labor force actively looking for work. The headline unemployment rate from the BLS household survey. Use for labor market slack assessment, Phillips curve analysis, and recession identification. Monthly frequency, history back to 1948.
• GET/economic-data/monetary-policy/federal-funds-target-range-upper-limit$0.005Upper bound of the FOMC's target range for the federal funds rate. The ceiling of the Fed's policy corridor. Pair with the lower limit to determine the full target range width. Daily frequency, essential for any Fed policy model.
• GET/economic-data/gdp-growth/gdpnow$0.005Atlanta Fed real-time GDP growth estimate updated continuously with incoming data releases. Provides the most current read on current-quarter GDP before the official BEA estimate. Useful for nowcasting, growth surprise detection, and positioning ahead of GDP releases. Irregular frequency, updated on data release days.
• GET/economic-data/cross-signal/mortgage-rate-vs-10y-treasury-spread$0.00830-year fixed mortgage rate minus 10-year Treasury yield. Measures the premium mortgage lenders charge above the risk-free benchmark. Normal range 150-200bps; elevated spread signals lender risk aversion or MBS prepayment concerns. Pre-computed weekly from MORTGAGE30US and DGS10.

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