{"uid":"cap_7csEqjUxmtu7TA5yovBM2","slug":"sla-downtime-calculator-79296cb2","name":"SLA Downtime Calculator","description":"SLA availability (99.9 percent, three nines) to allowed downtime per day, month and year; series and parallel composition.","url":"https://data-calc.x402tookit.com/sla-downtime?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"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["availability"],"properties":{"replicas":{"type":"integer","description":"Identical independent replicas of this component, any one of which suffices (parallel), 1 to 20"},"seriesWith":{"type":"string","description":"Other availabilities (percent, comma separated) of components that must ALL work, in series with this one"},"availability":{"type":"number","description":"Availability in percent, 0 to 99.99999999 (99.9 = three nines)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"asOf":{"type":["null","string"]},"nines":{"type":["null","number"]},"source":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}},"allowedDowntime":{"type":["array","null"],"items":{"type":"object","properties":{"period":{"type":["null","string"]},"downtime":{"type":["null","string"]},"downtimeSeconds":{"type":["null","number"]}}}},"availabilityPercent":{"type":["null","number"]}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_xrXSlQqPvWcuL9s1Dvj5J","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts an SLA availability percentage into allowed downtime per day, month, and year, with optional series and parallel composition of components.","exampleAgentPrompt":"What's the allowed downtime per day, month, and year for a 99.9% SLA? Also show me how it changes if I run 3 identical replicas in parallel.","exampleUseCases":[{"title":"SLA negotiation downtime budgeting","prompt":"We're negotiating an SLA with a vendor who's offering 99.95% availability — how much downtime does that actually translate to per month and per year?"},{"title":"Microservices end-to-end SLA calculation","prompt":"I have three microservices in series with availabilities of 99.9%, 99.95%, and 99.8% — what's the combined system availability and how much downtime does that allow per day?"},{"title":"Redundancy impact on availability","prompt":"If I run 2 identical replicas of a service that each have 99.9% availability, what's the combined availability and allowed downtime per month assuming either one suffices?"}],"resultDescription":"Returns the availability percent, number of nines, allowed downtime broken down by period (day, month, year) with human-readable strings and seconds, a summary, verdict, and optional degradation flag — accounting for any parallel replicas or series components specified.","failureModes":["Missing required 'availability' query parameter returns an error","Availability value outside 0–99.99999999 range is rejected","Invalid 'replicas' value (outside 1–20 or non-integer) causes an error","Malformed comma-separated 'seriesWith' values may produce unexpected results","Network or payment failure (402) if USDC balance is insufficient"],"whenToPreferThis":"Use this endpoint when you need to quickly translate an SLA percentage into concrete downtime budgets, or to compute the effective availability of multi-component architectures with series and/or parallel redundancy — ideal for capacity planning, SLA negotiation, and reliability engineering workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T13:11:18.239Z","isFirstParty":false,"canonicalSlug":"sla-downtime-calculator-79296cb2"}