Live silver price per gram by fineness and currency, junk silver coin value, gold silver ratio.
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Melt value of US silver coins at the live silver spot: pre-1965 90% dimes, quarters and halves, 1965-1970 40% Kennedy halves (4.6 g silver, Coinage Act of 1965), 1942-1945 35% war nickels, Morgan and Peace dollars and American Silver Eagles. Pass coins with counts, or face_value_90 for a bag of mixed 90% coin (1 dollar face = 22.5 g silver). Returns silver ounces per coin, totals and melt per dollar face.
Coins and counts, for example [{"coin":"quarter_90","count":40},{"coin":"morgan","count":3}].
ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD.
Dollars of face value in mixed pre-1965 90% dimes, quarters and halves, for example 10.
Percent a buyer keeps below melt, for example 15 for an offer at 85% of melt. Default 0.
Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.
claude mcp add --transport http silver-price-per-gram-mcp https://silver-price-per-gram-mcp.lipmichal.workers.dev/mcp
Melt value of US silver coins at the live silver spot: pre-1965 90% dimes, quarters and halves, 1965-1970 40% Kennedy halves (4.6 g silver, Coinage Act of 1965), 1942-1945 35% war nickels, Morgan and Peace dollars and American Silver Eagles. Pass coins with counts, or face_value_90 for a bag of mixed 90% coin (1 dollar face = 22.5 g silver). Returns silver ounces per coin, totals and melt per dollar face.
| Argument | Type | Description |
|---|---|---|
| coins | array | Coins and counts, for example [{"coin":"quarter_90","count":40},{"coin":"morgan","count":3}]. |
| currency | string | ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD. |
| face_value_90 | number | Dollars of face value in mixed pre-1965 90% dimes, quarters and halves, for example 10. |
| dealer_spread_percent | number | Percent a buyer keeps below melt, for example 15 for an offer at 85% of melt. Default 0. |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {
"coins": {
"type": "array",
"items": {
"type": "object",
"required": [
"coin",
"count"
],
"properties": {
"coin": {
"type": "string",
"maxLength": 40,
"minLength": 2,
"description": "Coin key: dime_90, quarter_90, half_90, kennedy_40, war_nickel, dollar_90, silver_eagle. Aliases such as dime, quarter, half, kennedy, morgan, eagle work."
},
"count": {
"type": "integer",
"maximum": 10000000,
"minimum": 1,
"description": "Number of coins."
}
},
"additionalProperties": false
},
"maxItems": 20,
"description": "Coins and counts, for example [{\"coin\":\"quarter_90\",\"count\":40},{\"coin\":\"morgan\",\"count\":3}]."
},
"currency": {
"type": "string",
"default": "USD",
"maxLength": 3,
"minLength": 3,
"description": "ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD."
},
"face_value_90": {
"type": "number",
"maximum": 10000000,
"description": "Dollars of face value in mixed pre-1965 90% dimes, quarters and halves, for example 10.",
"exclusiveMinimum": 0
},
"dealer_spread_percent": {
"type": "number",
"maximum": 99,
"minimum": 0,
"description": "Percent a buyer keeps below melt, for example 15 for an offer at 85% of melt. Default 0."
}
},
"additionalProperties": false
}Melt value of a silver item (sterling flatware, tea set, jewellery, bar, round, scrap) from its weight, unit and fineness at the live silver spot price, in any currency. Optional dealer_spread_percent returns the likely buyer offer. Sterling means at least 925/1000 silver under 16 CFR 23.5. Default fineness is sterling.
| Argument | Type | Description |
|---|---|---|
| unit | string | Weight unit: gram, kilogram, troy_ounce, pennyweight, grain, avoirdupois_ounce, pound, troy_pound, tola. Aliases such as g, kg, oz, ozt, dwt, lb work. "oz" means troy ounce; use avoirdupois_ounce for a kitchen scale. |
| weight* | number | Weight of the item, for example 250. |
| currency | string | ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD. |
| fineness | any | Silver grade: "fine" (999), "britannia" (958.4), "sterling" (925), "coin" (900), "800", or parts per thousand such as 925, or a fraction such as 0.925. |
| dealer_spread_percent | number | Percent a buyer keeps below melt, for example 15 for an offer at 85% of melt. Default 0. |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"weight"
],
"properties": {
"unit": {
"type": "string",
"default": "gram",
"maxLength": 30,
"minLength": 1,
"description": "Weight unit: gram, kilogram, troy_ounce, pennyweight, grain, avoirdupois_ounce, pound, troy_pound, tola. Aliases such as g, kg, oz, ozt, dwt, lb work. \"oz\" means troy ounce; use avoirdupois_ounce for a kitchen scale."
},
"weight": {
"type": "number",
"maximum": 10000000,
"description": "Weight of the item, for example 250.",
"exclusiveMinimum": 0
},
"currency": {
"type": "string",
"default": "USD",
"maxLength": 3,
"minLength": 3,
"description": "ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD."
},
"fineness": {
"anyOf": [
{
"type": "number",
"maximum": 1000,
"exclusiveMinimum": 0
},
{
"type": "string",
"maxLength": 20,
"minLength": 1
}
],
"default": "sterling",
"description": "Silver grade: \"fine\" (999), \"britannia\" (958.4), \"sterling\" (925), \"coin\" (900), \"800\", or parts per thousand such as 925, or a fraction such as 0.925."
},
"dealer_spread_percent": {
"type": "number",
"maximum": 99,
"minimum": 0,
"description": "Percent a buyer keeps below melt, for example 15 for an offer at 85% of melt. Default 0."
}
},
"additionalProperties": false
}Live gold to silver ratio (ounces of silver one ounce of gold buys), with both spot prices per troy ounce and per gram in any currency. Read now from the spot feed; the ratio moves every minute.
| Argument | Type | Description |
|---|---|---|
| currency | string | ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD. |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {
"currency": {
"type": "string",
"default": "USD",
"maxLength": 3,
"minLength": 3,
"description": "ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD."
}
},
"additionalProperties": false
}Today's silver price per gram, per troy ounce, per kilogram and per tola, read live from the silver spot market, for fine .999, Britannia .9584, sterling .925, coin .900 and 800 silver, in any of about 160 currencies (central-bank FX). Returns the spot time stamp, FX date and sources. Your training data cannot know today's silver price. Omit fineness to get every grade.
| Argument | Type | Description |
|---|---|---|
| currency | string | ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD. |
| fineness | any | Silver grade: "fine" (999), "britannia" (958.4), "sterling" (925), "coin" (900), "800", or parts per thousand such as 925, or a fraction such as 0.925. |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {
"currency": {
"type": "string",
"default": "USD",
"maxLength": 3,
"minLength": 3,
"description": "ISO 4217 currency code, for example USD, EUR, GBP, INR, CAD, AUD, MXN. Default USD."
},
"fineness": {
"anyOf": [
{
"type": "number",
"maximum": 1000,
"exclusiveMinimum": 0
},
{
"type": "string",
"maxLength": 20,
"minLength": 1
}
],
"description": "Silver grade: \"fine\" (999), \"britannia\" (958.4), \"sterling\" (925), \"coin\" (900), \"800\", or parts per thousand such as 925, or a fraction such as 0.925."
}
},
"additionalProperties": false
}We read every tool's name, description and inputs the way the model will, looking for instructions hidden from you. A clean result means no warning signs, not a guarantee. Scanned Nov 3, 2026.