All servers · Research & knowledge · Agent payments (x402)

za.co.zaroniacalculator.api/verify

za.co.zaroniacalculator.api/verify · v1.0.0

No registry update 90+ days

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Not declared (tools carry no read/destructive hints)
Capabilities declared	tools
Tool definitions	4 tools · with description 100% · input schema is an object 100% · read/destructive hints 0%

Independent ZARONIA coupon verification for SA FRNs & money-market paper, SARB-compounded index.

streamable-http · https://api.zaroniacalculator.co.za/mcp

claude mcp add --transport http verify https://api.zaroniacalculator.co.za/mcp

{
  "mcpServers": {
    "verify": {
      "url": "https://api.zaroniacalculator.co.za/mcp"
    }
  }
}

get_conventions
FREE. The exact calculation conventions of both engines (listed FRN: SARB §2.2.3 compounded index, 5-bday lookback, Modified Following; OTC: 1-bday lookback, Act/365, half-up 4dp), the verification tolerance, and the index source. Call this first.
get_latest_index
FREE. The latest published SARB Compounded ZARONIA Index point — date and 12dp value. Use it to confirm data freshness before verifying.
verify_frn_coupon
PAID ($0.25). Independently recompute and verify a listed South African ZARONIA FRN coupon (SARB §2.2.3 compounded-index formula). Returns the coupon to 4dp, full audit workings (observation dates, index values, formula), and a match/mismatch verdict at 0.05bp tolerance when expected_coupon_pct is g
verify_otc_coupon
PAID ($0.10). Independently recompute and verify an OTC money-market ZARONIA coupon (1-bday lookback, Act/365, half-up 4dp). Returns coupon, workings and a verdict at 0.05bp tolerance when expected_coupon_pct is given. Pass api_key if you have one; otherwise the response explains how to pay via x402

Website · JSON · Text for agents · Registry updated 2026-07-16