{"uid":"cap_HFbpslB0vEPJ4IOpIuGQ-","slug":"one-engine-numeric-percent-change-top-10-9288155a","name":"ONE Engine Numeric Percent Change Top-10","description":"Low-cost pay-per-call utility APIs for autonomous agents using x402 on Base.","url":"https://one-search.one-engine.workers.dev/v3/numeric/percent-change/t10?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["values"],"properties":{"max":{"type":"number"},"min":{"type":"number"},"size":{"type":"integer"},"digits":{"type":"integer"},"factor":{"type":"number"},"offset":{"type":"number"},"values":{"type":"array","description":"Finite numbers, maximum 1000"}}},"responseSchema":{"type":"object","additionalProperties":true},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_N6xTnlHHpWzLrVLSPZFbQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes percent-change metrics for an array of numeric values and returns the top 10 results, with optional scaling, filtering, and rounding controls.","exampleAgentPrompt":"Calculate the percent change for these values — [120, 95, 150, 80, 200, 135, 110, 175, 60, 90, 145, 130] — and give me the top 10 results rounded to 2 decimal places.","exampleUseCases":[{"title":"Stock price movement ranking","prompt":"I have a list of stock closing prices for the past month — [210, 198, 225, 180, 245, 200, 190, 230, 175, 260, 215, 205] — can you calculate the percent changes and show me the top 10 biggest movers, rounded to 2 decimal places?"},{"title":"Sales performance comparison","prompt":"Here are our monthly sales figures across 20 products: [5000, 4800, 5200, 3900, 6100, 4700, 5400, 6200, 3800, 5900, 4600, 5100, 6300, 4200, 5700, 4900, 6000, 4100, 5500, 4400]. Calculate percent changes and give me the top 10 performers, filtering out anything below 2% change."},{"title":"Sensor data anomaly prioritization","prompt":"I've got 50 sensor readings from our IoT devices and need to know which ones changed the most. Here's the array: [102,98,105,97,115,101,99,120,96,118,103,100,125,95,117,104,99,122,94,116,106,101,128,93,119,107,102,130,92,121,108,103,132,91,123,109,104,134,90,125,110,105,136,89,127,111,106,138,88,129]. Return the top 10 percent changes scaled by a factor of 1.5."}],"resultDescription":"Returns a JSON object containing the top 10 numeric percent-change results computed from the input array, potentially filtered by min/max bounds, limited to the specified size, scaled by a factor, offset by a constant, and rounded to the specified number of decimal digits.","failureModes":["Array exceeds 1000 values — request rejected","Non-finite numbers (NaN, Infinity) in values array — validation error","Missing required 'values' field — 400 bad request","Payment failure via x402/Base — 402 Payment Required","Empty array provided — may return empty or error response","Invalid parameter types (e.g. string instead of number) — schema validation error"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pay-per-call computation of percent changes ranked by magnitude from a numeric array of up to 1000 values, especially in autonomous agent workflows on Base/x402 where low cost per call ($0.03 USDC) matters. It is preferable over building custom logic when you need server-side ranking, filtering, scaling, and rounding in a single call without managing your own compute infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T12:44:12.609Z","isFirstParty":false,"canonicalSlug":"one-engine-numeric-percent-change-top-10-9288155a"}