{"uid":"cap_FJ18zKcsQpy7LOVY47LMh","slug":"api-quantoracle-dev-f0253768","name":"QuantOracle Fibonacci Retracement Calculator","description":"QuantOracle: indicators/fibonacci-retracement","url":"https://api.quantoracle.dev/v1/indicators/fibonacci-retracement","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"direction":{"enum":["up","down"],"type":"string","title":"Direction","default":"up","description":"Trend direction for level calculation"},"swing_low":{"type":"number","title":"Swing Low","description":"Swing low price"},"swing_high":{"type":"number","title":"Swing High","description":"Swing high price"}}},"responseSchema":null,"example":{"request":{"input":{"body":{"direction":"up","swing_low":100,"swing_high":150},"type":"http","method":"POST","bodyType":"json"}},"response":{"ms":11.09,"_meta":{"url":"https://quantoracle.dev","docs":"https://api.quantoracle.dev/docs","powered_by":"QuantOracle"},"range":50,"direction":"up","swing_low":100,"swing_high":150,"extension_levels":{"127.2%":163.6,"161.8%":180.9,"200.0%":200,"261.8%":230.9},"retracement_levels":{"0.0%":150,"23.6%":138.2,"38.2%":130.9,"50.0%":125,"61.8%":119.1,"78.6%":110.7,"100.0%":100}}},"exampleRequest":{"direction":"up","swing_low":100,"swing_high":150},"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YM0BNJVlsOZfu6nW4WNLm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes Fibonacci retracement levels for a given price range to identify potential support and resistance zones for technical analysis","exampleAgentPrompt":"Calculate the Fibonacci retracement levels for Bitcoin using a swing low of $58,000 and a swing high of $73,000 — I need all the key levels including 23.6%, 38.2%, 50%, 61.8%, and 78.6% to find potential support zones on a pullback.","exampleUseCases":null,"resultDescription":"Returns all standard Fibonacci retracement price levels (23.6%, 38.2%, 50%, 61.8%, 78.6%) computed from the supplied swing high and low, representing potential support and resistance price zones for the given asset.","failureModes":["Invalid price range — high must be greater than low","Missing required high or low price parameters","Malformed input data types causing 400 error","Negative or zero price values rejected","Payment failure via x402 protocol resulting in 402 response"],"whenToPreferThis":"Use this endpoint when you need precise Fibonacci retracement levels for any asset class (crypto, equities, forex) given a defined swing high and low. Ideal for technical analysis workflows, trade entry/exit planning, and identifying key support/resistance zones programmatically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:49:49.312Z","isFirstParty":false}