{"uid":"cap_fXofxMP9OdH2gMTlqS1D-","slug":"one-engine-number-between-check-0ed29cab","name":"ONE Engine Number Between Check","description":"Low-cost pay-per-call utility APIs for autonomous agents using x402 on Base.","url":"https://one-search.one-engine.workers.dev/v1/number/between?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"max":{"type":"number"},"min":{"type":"number"},"value":{"type":"number"}}},"responseSchema":{"type":"json","example":{"between":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0009","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":"$0.0009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_eFuxV1qrPnVWQ9OWFsQHw","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a given numeric value falls within a specified min/max range, returning a boolean result.","exampleAgentPrompt":"Check if 75 is between 50 and 100 — just tell me true or false.","exampleUseCases":[{"title":"Validating user input within acceptable range","prompt":"Is the user's entered age of 17 between 18 and 65? I need to know if it's within our allowed range."},{"title":"Checking sensor reading within safe limits","prompt":"A temperature sensor just reported 98.6 — is that between the safe range of 90 and 105?"},{"title":"Verifying bid price within auction bounds","prompt":"The bidder submitted 250 — does that fall between the minimum bid of 100 and the maximum allowed of 500?"}],"resultDescription":"A JSON object with a single boolean field 'between' indicating whether the provided value falls within the inclusive min/max range (e.g. {\"between\": true}).","failureModes":["Missing required fields (value, min, or max) may result in an error or unexpected behavior","Non-numeric inputs could cause validation failures","Payment failure via x402 protocol would prevent the call from completing","If min is greater than max, the result may be undefined or incorrect"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, cheap, pay-per-call range validation without standing up your own logic — ideal for autonomous agents that need to make quick numerical boundary checks inline with other workflows at minimal cost ($0.0009 USDC per call). Prefer it when you want stateless, serverless range checks without API key management.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T12:43:34.492Z","isFirstParty":false,"canonicalSlug":"one-engine-number-between-check-0ed29cab"}