{"name":"zaronia-verify","description":"Independent verification of South African ZARONIA-linked FRN and money-market coupons against the SARB Compounded ZARONIA Index, with full workings and an audit verdict at 0.05bp tolerance.","version":"1.0.0","provider":{"organization":"3L Group Consulting","url":"https://api.zaroniacalculator.co.za"},"documentationUrl":"https://api.zaroniacalculator.co.za/openapi.json","interfaces":[{"transport":"mcp-streamable-http","url":"https://api.zaroniacalculator.co.za/mcp","description":"MCP server: free discovery tools plus paid verification tools"},{"transport":"rest-openapi","url":"https://api.zaroniacalculator.co.za/openapi.json","description":"OpenAPI REST surface"}],"capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"payment":{"protocol":"x402","network":"eip155:8453","payTo":"0x1F0409ccD20A2fb497d4DeCeF4E17e9d0688FeA6","discovery":"https://api.zaroniacalculator.co.za/.well-known/x402.json","note":"Paid endpoints answer 402 with payment instructions; a valid X-API-Key is also accepted."},"skills":[{"id":"verify_frn","name":"Verify a listed FRN coupon","description":"Recompute a listed floating-rate-note coupon (SARB §2.2.3 compounded-index formula) and return a match/mismatch verdict with full workings","tags":["fixed-income","frn","verification","audit"],"free":false},{"id":"verify_otc","name":"Verify an OTC money-market coupon","description":"Recompute an OTC money-market coupon and return a verdict with full workings","tags":["money-market","verification","audit"],"free":false},{"id":"verify_portfolio","name":"Verify a portfolio","description":"Verification run across up to 10 instruments with per-instrument verdicts","tags":["portfolio","bulk","audit"],"free":false},{"id":"index_point","name":"Index point","description":"One SARB Compounded ZARONIA Index value for a business date","tags":["index","sarb"],"free":false},{"id":"index_range","name":"Index range","description":"SARB Compounded ZARONIA Index values across a date range","tags":["index","time-series"],"free":false},{"id":"index_latest","name":"Latest index point","description":"Most recently published index value","tags":["index","free"],"free":true},{"id":"conventions","name":"Calculation conventions","description":"Formulas, day-count, lookback and rounding conventions used by the engines","tags":["docs","methodology"],"free":true}],"coverage":{"index_source":"SARB Compounded ZARONIA Index","earliest":"2022-11-01","latest":"2026-07-17","verification_tolerance_pct":0.0005},"disclaimer":"Independent recomputation from the published SARB Compounded ZARONIA Index — not financial advice and not an official SARB, JSE or bank figure. Confirm material differences with your counterparty before acting."}