{"uid":"cap_-9gho-KvVBzGtqGnHI-8v","slug":"stationfx-st-louis-fed-financial-stress-index-64ea933b","name":"StationFX St. Louis Fed Financial Stress Index","description":"St. 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.","url":"https://stationfx.com/economic-data/financial-conditions/st-louis-fed-financial-stress-index?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http","description":"Always \"http\" for HTTP endpoints"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string","description":"HTTP method. 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the St. Louis Fed Financial Stress Index (STLFSI), a composite weekly measure of U.S. financial market stress built from 18 series including rates, spreads, and equity measures.","exampleAgentPrompt":"Pull the St. Louis Fed Financial Stress Index for the past 12 months in JSON format — I want to see the raw values, z-scores, and whether stress is above trend so I can assess current risk-off conditions.","exampleUseCases":[{"title":"Crisis detection for portfolio risk system","prompt":"Fetch the St. Louis Fed Financial Stress Index weekly readings from 2024-01-01 to today and flag any weeks where the value was above zero — I need to know when stress was elevated this year."},{"title":"Macro dashboard stress monitoring","prompt":"What's the most recent STLFSI reading and how does it compare to the past 5 years in terms of percentile rank? I want to understand if financial conditions are unusually tight right now."},{"title":"Historical stress analysis for 2020 COVID period","prompt":"Get the St. Louis Fed Financial Stress Index data from 2020-01-01 to 2020-12-31 so I can see how financial stress peaked and recovered during the COVID crisis."}],"resultDescription":"Returns an array of weekly observations, each containing the raw STLFSI value (zero = normal, positive = above-average stress), month-over-month and year-over-year changes, 12-month and 5-year z-scores, 5-year percentile rank, 3-month and 12-month rolling averages, and an above-trend binary flag. Supports filtering by date range and field selection.","failureModes":["Invalid date format returns a 400-level error","date_from after date_to returns empty data or error","Requesting fields that don't exist may return null values or an error","Data may lag by one week due to weekly publication frequency","No data before STLFSI series inception date (~1994)"],"whenToPreferThis":"Use this endpoint when you need a single, authoritative composite measure of U.S. financial system stress rather than monitoring individual credit spreads, rates, or equity volatility separately. It is ideal for macro risk dashboards, crisis detection triggers, risk-off signal generation, and historical stress comparisons. Prefer this over individual spread or rate series when you want a holistic, Fed-constructed summary of financial conditions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:30:58.704Z","isFirstParty":false,"canonicalSlug":"stationfx-st-louis-fed-financial-stress-index-64ea933b"}