{"uid":"cap_KV5TwaWRmqzt11vctHStl","slug":"x402-toolbox-percentage-calculator-e94c225b","name":"x402-toolbox Percentage Calculator","description":"309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.","url":"https://x402-toolbox.shablony-pro.workers.dev/math/percentage-calculator?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"schema":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true}},"example":null,"exampleRequest":null,"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_ICNPLiXrdY7gAaMdfGwyU","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":"Calculates percentage values deterministically for a given input, paid per-call via x402 USDC micropayment on Base.","exampleAgentPrompt":"What is 18% of 240? Use the percentage calculator to give me the exact result.","exampleUseCases":[{"title":"Tip calculation at dinner","prompt":"What is 20% of $87.50 so I know how much to tip?"},{"title":"Discount savings on a purchase","prompt":"If something costs $350 and there's a 15% discount, what's the savings amount?"},{"title":"Budget percentage allocation","prompt":"What percentage is $450 out of a $3,000 monthly budget?"}],"resultDescription":"Returns a JSON object with an 'ok' boolean confirming success, a 'paid' boolean confirming the x402 micropayment was accepted, and the computed percentage result for the given inputs.","failureModes":["Missing or malformed schema parameter returns an error response","Payment not included or rejected causes a 402 Payment Required response","Invalid numeric inputs (non-numeric strings) may return a computation error","Cloudflare Worker timeout if upstream computation stalls"],"whenToPreferThis":"Choose this endpoint when you need a trustless, no-signup, pay-per-call percentage computation that settles instantly via USDC on Base — ideal for AI agents that need deterministic math without managing API keys or subscriptions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:49:56.300Z","isFirstParty":false,"canonicalSlug":"x402-toolbox-percentage-calculator-e94c225b"}