{"uid":"cap_z5GWNBVlZwlZRU7VXO95k","slug":"zaref-bond-price-calculator-8efbd9a3","name":"zaref Bond Price Calculator","description":"South African reference data as clean, cited JSON: fuel prices, interest rates, FX and bond yields, tax tables, tariffs, wages and grants, live government tenders and crypto prices, plus calculators. Built for AI agents and applications.","url":"https://zaref.dev/calc/bond-price?utm_source=zero.xyz","method":"HEAD","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":["HEAD"],"type":"string"},"queryParams":{"type":"object","properties":{"face_value":{"type":"string"},"yield_percent":{"type":"string"},"coupon_percent":{"type":"string"},"payments_per_year":{"type":"string"},"years_to_maturity":{"type":"string"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DkkgWzHpnqJQ7IA3sFD3U","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Calculates the clean or dirty price of a South African government bond given yield, coupon, and maturity inputs","exampleAgentPrompt":"What's the clean price of a South African government bond with a 10.5% coupon, maturing on 2032-02-28, settling on 2025-07-01, at a yield of 9.8%?","exampleUseCases":null,"resultDescription":"Returns a JSON object containing the calculated bond price (clean and/or dirty), accrued interest, and potentially duration or other risk metrics, cited and formatted for South African bond market conventions.","failureModes":["Missing required parameters (yield, coupon, maturity, settlement) returns a 4xx error","Invalid date formats or impossible date combinations (settlement after maturity) return validation errors","HEAD method used for discovery only — actual computation requires GET or POST","Out-of-range yield or coupon values may return calculation errors","Network or service unavailability returns 5xx"],"whenToPreferThis":"Use this endpoint when you need to price a South African government bond using local market conventions (e.g. BESA/JSE settlement rules, semi-annual coupons), especially when you already have the yield and want the corresponding price. Prefer this over generic bond calculators when South African-specific day count conventions and market norms matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T12:34:15.555Z","isFirstParty":false,"canonicalSlug":"zaref-bond-price-calculator-8efbd9a3"}