80% Silver Melt Calculator
com.80percentsilver/silver-melt · v1.0.0
Live junk silver and gold melt value calculator: spot price, coins, sterling. USD/CAD.
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Last check
Reachable, 3 tools, protocol 2025-06-18 · checked 2026-10-17
Test & rating
A 91/100
What it does: 3 tools · 3 read, 0 write
Test call get_spot_price: worked (1,097 ms)
How the rating is made
- Answers without login: +30
- Speed of first answer: +6
- Lists tools: +10
- Tool descriptions: +15
- Parameter descriptions: +10
- Read/write annotations: 0
- Safe test call: +20
- More than 80 tools: 0
Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.
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Remote URL
https://80percentsilver.com/mcpTools
3 tools listed at last check
get_spot_priceGet the current spot price of silver and gold in USD and CAD per troy ounce. Use this to answer questions about the silver spot price, gold spot price, or the USD→CAD exchange rate used for melt value calculations. Prices are live, cached up to 15 minutes. All prices are per troy ounce (ozt).calculate_melt_valueCalculate the melt value (intrinsic bullion value) of silver or gold from weight and purity — e.g. sterling silver flatware, .999 rounds, scrap gold. Returns melt value in both USD and CAD plus the fine metal weight. Purity is a fraction: 0.925 = sterling, 0.999 = fine silver, 0.9 = US coin silver.calculate_coin_meltCalculate the melt value of junk silver coins (constitutional silver) at the current silver spot price: US 90% pre-1965 dimes/quarters/halves/dollars, US 40% Kennedy halves (1965–1970), US 35% war nickels (1942–1945), Canadian 80% (1920–1966/67) and Canadian 50% (1967–68) coins. Provide the coin typ
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