{"uid":"cap_SV9nu1w4Swb88QQ9bxU2e","slug":"delx-parlay-probability-independent-events-78b094ec","name":"Delx Parlay Probability (Independent Events)","description":"Independent parlay probability as product of leg probabilities. Call when rough multi-leg combo probability when assuming independence. Returns combined probability and n legs as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.","url":"https://api.delx.ai/api/v1/x402/parlay-prob-indep","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"probs":{"type":"array","description":"Input field: probs."}}},"responseSchema":{"type":"json","example":{"n":3,"probs":[0.5,0.4,0.6],"schema":"delx/util-parlay-prob-indep/v1","parlay_prob":0.12}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Y2FDyCLVJI7d27-ZxUyBT","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the combined probability of multiple independent events all occurring (parlay probability) given an array of individual probabilities.","exampleAgentPrompt":"Calculate the combined probability that all three of these independent events happen: a 50% chance, a 40% chance, and a 60% chance — give me the parlay probability.","exampleUseCases":[{"title":"Multi-leg sports parlay odds","prompt":"I have three independent game picks with win probabilities of 0.65, 0.55, and 0.70 — what's the combined probability that all three come in?"},{"title":"Pipeline success rate estimation","prompt":"My data pipeline has five independent steps that each succeed 90% of the time — what's the probability the whole pipeline completes without a failure?"},{"title":"Risk assessment for independent conditions","prompt":"In my underwriting model, three independent risk conditions each have a 30% chance of triggering. What's the probability all three trigger simultaneously?"}],"resultDescription":"Returns a JSON object containing the number of input events (n), the original probability array (probs), a schema identifier (schema: 'delx/util-parlay-prob-indep/v1'), and the computed parlay_prob — the product of all input probabilities representing the joint probability of all independent events occurring.","failureModes":["Missing or empty probs array returns a validation error","Probabilities outside [0,1] range may produce invalid results or an error","Non-numeric values in the probs array cause a parsing or type error","Very large arrays may result in floating-point underflow producing near-zero results"],"whenToPreferThis":"Use this endpoint when you need to compute the joint probability of multiple statistically independent events all occurring — such as multi-leg parlays, chained pipeline success rates, or compounding risk conditions. Prefer this over manual multiplication when working inside an agent workflow that needs a clean, schema-validated computation with a consistent output format. Not appropriate for correlated events or conditional probabilities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:09:54.901Z","isFirstParty":false}