StationFX

Endpoints (50 live)

• POST /slot/buy/1 — SFX 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. (0.05 USDC on Base)
• POST /slot/buy/10 — SFX 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. (0.4 USDC on Base)
• POST /token/purchase — Purchase a bearer token for Station f(x). One payment unlocks multiple data queries with no per-call settlement. Use Authorization: Bearer <token> on any /economic-data/{category}/{slug} endpoint. (0.25 USDC on Base)
• GET /economic-data/cross-signal/10y-2y-treasury-spread-yield-curve — Spread between 10-year and 2-year Treasury yields. The most widely watched yield curve indicator — inversion has preceded every U.S. recession since 1955 with a 6-18 month lead. Positive = normal curve, negative = inverted (recession warning). Pre-computed daily from DGS10 and DGS2. (0.008 USDC on Base)
• GET /economic-data/cross-signal/credit-stress-composite-hy-ig-spread — High-yield OAS minus investment-grade OAS — isolates the incremental risk premium for lower-quality credit. Widens when credit stress is concentrated in weaker issuers. Use for credit differentiation analysis and stress regime detection. Pre-computed daily from BofA index data. (0.008 USDC on Base)
• GET /economic-data/cross-signal/financial-conditions-composite-nfci-stlfsi — Average 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. (0.008 USDC on Base)
• GET /economic-data/inflation/personal-consumption-expenditures-chain-type-price-index — The Fed's preferred inflation gauge, measuring price changes in personal consumption. Broader than CPI, covers more goods and services. Used directly by the FOMC in setting policy targets. Monthly frequency, includes MoM, YoY, rolling averages, and trend direction. (0.005 USDC on Base)
• GET /economic-data/housing/new-privately-owned-housing-units-authorized-in-permit-issuing-places-total-units — Number 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. (0.005 USDC on Base)
• GET /economic-data/inflation/consumer-price-index-for-all-urban-consumers-all-items-in-u-s-city-average — Broadest 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. (0.005 USDC on Base)
• GET /economic-data/financial-conditions/cboe-volatility-index-vix — CBOE 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. (0.005 USDC on Base)
• GET /economic-data/interest-rates/3-month-treasury-bill-secondary-market-rate-discount-basis — Short-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. (0.005 USDC on Base)
• GET /economic-data/inflation/personal-consumption-expenditures-excluding-food-and-energy-chain-type-price-index — Core PCE excluding food and energy — the single most important inflation series for Fed policy decisions. The FOMC explicitly targets this at 2%. Persistent deviations drive rate decisions. Monthly frequency with full derived metrics and 30+ year history. (0.005 USDC on Base)
• GET /economic-data/inflation/consumer-price-index-for-all-urban-consumers-all-items-less-food-and-energy-in-u-s-city-average — CPI 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. (0.005 USDC on Base)
• GET /economic-data/inflation/10-year-breakeven-inflation-rate — Market-implied inflation expectation over the next 10 years, derived from the spread between nominal Treasury and TIPS yields. Primary input for real rate calculations, inflation regime detection, and Fed policy models. Rises when markets expect higher future inflation. Daily frequency, 20+ year history with full derived metrics. (0.005 USDC on Base)
• GET /economic-data/industrial/manufacturers-new-orders-durable-goods — New orders placed with manufacturers for durable goods — items lasting 3+ years. Leading indicator of business investment and industrial activity. Volatile month-to-month due to aircraft orders; ex-transportation version smoother. Monthly frequency with full derived metrics. (0.005 USDC on Base)
• GET /economic-data/industrial/industrial-production-total-index — Federal 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. (0.005 USDC on Base)
• GET /economic-data/industrial/capacity-utilization-total-index — Fed measure of output from manufacturing, mining, and utilities as a percentage of capacity. Below 80% signals slack; above 85% signals potential inflation pressure. Use for industrial cycle analysis, capacity investment timing, and inflation risk assessment. Monthly frequency. (0.005 USDC on Base)
• GET /economic-data/housing/new-privately-owned-housing-units-started-total-units — Number 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. (0.005 USDC on Base)
• GET /economic-data/housing/median-sales-price-of-new-houses-sold-for-the-united-states — Median 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. (0.005 USDC on Base)
• GET /economic-data/gdp-growth/real-gross-domestic-product — GDP adjusted for inflation — the true measure of economic growth. Quarterly BEA advance, second, and third estimates. Two consecutive negative quarters = technical recession. Use for growth regime identification, cycle dating, and productivity analysis. Quarterly frequency. (0.005 USDC on Base)

+30 more endpoints.