Bullion Trading MCP
A read-only MCP server providing real-time spot prices, premiums, buy-back rates, and access to the full bullion catalog of Bullion Trading LLC. It allows AI assistants to search products, get detailed pricing, check stock, estimate sales tax, and retrieve market news and store policies without placing orders.
Endpoint and access
No sign-in to connect and list tools. Individual tools may still need a vendor account, credentials, or permissions; check the documented prerequisites.
MCP endpoint (Streamable HTTP)
https://mcp.bulliontradingllc.com/mcpWhat its tools do
18 tools, grouped by the hints the server advertises. Hints are self-declared, not verified behavior.
Checks and signals
Each line is separate evidence, not a trust score.
- Passed Endpoint answered the live check ·
- Passed Official MCP Registry namespace is tied to bulliontradingllc.com ·
- Passed Endpoint is on the registry namespace domain ·
- Availability 1 of 1 checks passed in 30 days
What you can do with it
- Look up current gold, silver, platinum, and palladium spot prices
- Search the bullion catalog for specific coins, bars, and rounds
- Calculate estimated sales tax for bullion purchases in US states
- Retrieve store policies, contact info, and buy-back rates
Source and maintenance
Vendor evidenceRegistry 1.0.2
Protocol and capabilities
- Server
- Bullion Trading: Gold & Silver 1.0.2
- MCP protocol negotiated in check
- 2025-11-25
- Tools
- 18 advertised
- Resources
- Not advertised
- Resource templates
- Not advertised
- Prompts
- Not advertised
Server-advertised capabilities
{
"tools": {
"listChanged": false
}
}Server-provided instructions
Untrusted server output shown for inspection. It is not Koskamo guidance and is excluded from knowledge search.
Tools
18 advertised
get_spot_prices — Get spot prices
Advertised read-only
Current spot prices per troy ounce in USD for gold, silver, platinum and palladium, as used by Bullion Trading LLC: the Ask (what our prices and premiums are measured over) and the Bid (what buy-back rates start from), with the change since the previous 5 pm New York close. Use when the user asks for the current gold, silver, platinum or palladium price. Read-only.
get_spot_prices input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"metals": {
"type": "array",
"items": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
},
"maxItems": 4,
"minItems": 1,
"description": "Metals to return; default all four"
}
},
"additionalProperties": false
}get_spot_prices output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"metals",
"basis"
],
"properties": {
"basis": {
"type": "string"
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"metals": {
"type": "array",
"items": {
"type": "object",
"required": [
"metal",
"ask",
"bid",
"change_pct",
"change_usd"
],
"properties": {
"ask": {
"type": [
"number",
"null"
]
},
"bid": {
"type": [
"number",
"null"
]
},
"metal": {
"type": "string"
},
"change_pct": {
"type": [
"number",
"null"
]
},
"change_usd": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}get_spot_prices annotations
{
"title": "Get spot prices",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}search_products — Search products
Advertised read-only
Search the Bullion Trading LLC catalog of gold, silver, platinum and palladium coins, bars and rounds. Filter by metal, type, price range and stock; sort by price, popularity or newest. Returns both prices (check/wire and card/PayPal, +5%) and in/out of stock. Use when the user wants to find or compare Bullion Trading LLC products. Read-only; it cannot add to a cart or place an order.
search_products input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"page": {
"type": "integer",
"maximum": 50,
"minimum": 1
},
"sort": {
"enum": [
"price_asc",
"price_desc",
"popular",
"newest"
],
"type": "string"
},
"type": {
"enum": [
"coin",
"bar",
"round",
"grain",
"set"
],
"type": "string",
"description": "Product form"
},
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
},
"query": {
"type": "string",
"pattern": "^[\\p{L}\\p{N}\\s.,'’&/+#()\\-]+$",
"maxLength": 100,
"minLength": 1,
"description": "Words to search for, e.g. \"American Eagle\" or \"10 oz bar\""
},
"per_page": {
"type": "integer",
"maximum": 20,
"minimum": 1,
"description": "Results per page, up to 20 (default 10)"
},
"max_price": {
"type": "number",
"maximum": 5000000,
"minimum": 0,
"description": "Maximum check/wire price in USD"
},
"min_price": {
"type": "number",
"maximum": 5000000,
"minimum": 0,
"description": "Minimum check/wire price in USD"
},
"in_stock_only": {
"type": "boolean",
"description": "Only products in stock"
}
},
"additionalProperties": false
}search_products output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"items",
"total",
"page"
],
"properties": {
"page": {
"type": "number"
},
"items": {
"type": "array",
"items": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"total": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}search_products annotations
{
"title": "Search products",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_product — Get product
Advertised read-only
Full details for one product by id, slug or product URL: both prices, quantity price tiers, in/out of stock, metal, weight, purity, mint, a short description, what we pay to buy it back (if we do) and a price-history link. Use when the user asks about one specific Bullion Trading LLC product. Read-only.
get_product input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"product"
],
"properties": {
"product": {
"type": "string",
"maxLength": 300,
"minLength": 1,
"description": "Product id (e.g. 18707), slug, or https://bulliontradingllc.com/product/… URL"
}
},
"additionalProperties": false
}get_product output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"product",
"description_text",
"buyback",
"history_url"
],
"properties": {
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"buyback": {
"anyOf": [
{
"type": "object",
"required": [
"we_pay",
"basis"
],
"properties": {
"basis": {
"type": [
"string",
"null"
]
},
"we_pay": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
},
{
"type": "null"
}
]
},
"product": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
},
"history_url": {
"type": [
"string",
"null"
]
},
"description_text": {
"type": [
"string",
"null"
]
}
},
"additionalProperties": {}
}get_product annotations
{
"title": "Get product",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}find_bullion — Find bullion
Advertised read-only
The "Find your bullion" picker: products matching a metal, form, size, purpose or sort order, as on bulliontradingllc.com/find-your-bullion/, with both prices, in/out of stock and the best price per ounce. Sizes look like "1-oz", "1-10-oz", "10-oz", "1-kilo", "1-gram". Use when the user describes what they want (metal, form, size, budget) and needs matching Bullion Trading LLC products. Read-only.
find_bullion input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"size": {
"type": "string",
"pattern": "^[a-z0-9-]{1,20}$"
},
"sort": {
"enum": [
"best",
"price",
"price_desc",
"ppo",
"premium"
],
"type": "string",
"description": "best pick, unit price, price per ounce, or premium over spot"
},
"type": {
"enum": [
"coin",
"bar",
"round"
],
"type": "string",
"description": "Product form"
},
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
},
"state": {
"type": "string",
"pattern": "^[A-Za-z]{2}$",
"description": "Delivery state, for state shipping rules"
},
"purpose": {
"enum": [
"first",
"gift",
"stack"
],
"type": "string",
"description": "first purchase, a gift, or building a stack"
}
},
"additionalProperties": false
}find_bullion output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"items",
"total",
"summary_text"
],
"properties": {
"items": {
"type": "array",
"items": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"total": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
},
"summary_text": {
"type": [
"string",
"null"
]
}
},
"additionalProperties": {}
}find_bullion annotations
{
"title": "Find bullion",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_premiums — Get premiums
Advertised read-only
Today's typical and lowest premium over the Ask spot for each standard coin and bar format (1 oz gold coins, 1 oz gold bars, silver rounds, kilo bars…) at Bullion Trading LLC, with the 2-year median and the lowest-premium product. Use when the user asks how far Bullion Trading LLC prices sit above spot, by format. Read-only.
get_premiums input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "Only formats of this metal"
}
},
"additionalProperties": false
}get_premiums output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"summary_text",
"spot_ask",
"formats"
],
"properties": {
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"formats": {
"type": "array",
"items": {
"type": "object",
"required": [
"format",
"label",
"metal",
"typical_pct",
"lowest_pct",
"median_2y_pct"
],
"properties": {
"label": {
"type": "string"
},
"metal": {
"type": "string"
},
"format": {
"type": "string"
},
"lowest_pct": {
"type": [
"number",
"null"
]
},
"typical_pct": {
"type": [
"number",
"null"
]
},
"median_2y_pct": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"spot_ask": {
"type": "object",
"propertyNames": {
"type": "string"
},
"additionalProperties": {
"type": "number"
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
},
"summary_text": {
"type": [
"string",
"null"
]
}
},
"additionalProperties": {}
}get_premiums annotations
{
"title": "Get premiums",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_buyback_price — Get buy-back price
Advertised read-only
What Bullion Trading LLC pays when you sell bullion to us: posted per-item rates (gold, platinum and palladium at spot bid minus 3% or 5%; silver at spot bid minus $3 or $5 per oz). Posted rates, not locked quotes. $1,000 minimum per sale. Use when the user asks what Bullion Trading LLC pays to buy an item back. Read-only; posted rates, not a locked quote.
get_buyback_price input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
},
"search": {
"type": "string",
"pattern": "^[\\p{L}\\p{N}\\s.,'’&/+#()\\-]+$",
"maxLength": 100,
"minLength": 1,
"description": "Words in the item name, e.g. \"Maple Leaf\""
},
"product": {
"type": "string",
"maxLength": 300,
"minLength": 1,
"description": "Product id, slug or URL"
}
},
"additionalProperties": false
}get_buyback_price output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"items",
"note"
],
"properties": {
"note": {
"type": "string"
},
"items": {
"type": "array",
"items": {
"type": "object",
"required": [
"name",
"we_pay",
"basis"
],
"properties": {
"name": {
"type": "string"
},
"basis": {
"type": [
"string",
"null"
]
},
"we_pay": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}get_buyback_price annotations
{
"title": "Get buy-back price",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}estimate_sales_tax — Estimate sales tax
Advertised read-only
Whether a US state charges sales tax on bullion, the threshold if any, and an estimate for an order amount. Estimate only; the final tax is shown at checkout. Includes the state page link. Use when the user asks about US sales tax on a bullion purchase. Read-only; not tax advice.
estimate_sales_tax input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"state"
],
"properties": {
"form": {
"enum": [
"coin",
"bar",
"round"
],
"type": "string",
"description": "Product form; some states tax coins and bars differently"
},
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
},
"state": {
"type": "string",
"maxLength": 30,
"minLength": 2,
"description": "US state: 2-letter code (NY) or name (New York)"
},
"amount": {
"type": "number",
"maximum": 10000000,
"minimum": 0,
"description": "Order amount in USD"
}
},
"additionalProperties": false
}estimate_sales_tax output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"state",
"taxable",
"threshold_usd",
"rule_text",
"estimate_tax",
"disclaimer"
],
"properties": {
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"state": {
"type": "string"
},
"taxable": {
"anyOf": [
{
"type": "boolean"
},
{
"type": "string",
"const": "partly"
},
{
"type": "null"
}
]
},
"rule_text": {
"type": [
"string",
"null"
]
},
"disclaimer": {
"type": "string",
"const": "Estimate only. The final tax is shown at checkout."
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
},
"estimate_tax": {
"type": [
"number",
"null"
]
},
"threshold_usd": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}estimate_sales_tax annotations
{
"title": "Estimate sales tax",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_store_info — Get store info
Advertised read-only
Bullion Trading LLC contact and location: address on West 47th Street (New York), phone, emails, opening hours (New York time), year founded, licensing and map link. Use when the user asks about Bullion Trading LLC's address, hours, contact or licence. Read-only.
get_store_info input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {},
"additionalProperties": false
}get_store_info output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"store"
],
"properties": {
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"store": {
"type": "object",
"required": [
"name"
],
"properties": {
"name": {
"type": "string"
}
},
"additionalProperties": {}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}get_store_info annotations
{
"title": "Get store info",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_policies — Get policies
Advertised read-only
Bullion Trading LLC policies in the store's own wording: shipping (US only), payment methods and limits, returns, state minimums, NYC pickup, and selling to us. Use when the user asks about Bullion Trading LLC's shipping, returns, payment or ordering policies. Read-only.
get_policies input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"topic": {
"enum": [
"shipping",
"payments",
"returns",
"minimums",
"pickup",
"sell"
],
"type": "string",
"description": "One topic; default all"
}
},
"additionalProperties": false
}get_policies output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"policies"
],
"properties": {
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"policies": {
"type": "array",
"items": {
"type": "object",
"required": [
"topic",
"text"
],
"properties": {
"text": {
"type": "string"
},
"topic": {
"type": "string"
}
},
"additionalProperties": {}
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}get_policies annotations
{
"title": "Get policies",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_deals — Get deals
Advertised read-only
Products on the Bullion Trading LLC deals page today, with why each one is a deal (for example the lowest premium in its format). Both prices and in/out of stock. Use when the user asks which Bullion Trading LLC products are featured on its deals page. Read-only.
get_deals input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"limit": {
"type": "integer",
"maximum": 20,
"minimum": 1,
"description": "How many, up to 20 (default 10)"
},
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
}
},
"additionalProperties": false
}get_deals output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"items"
],
"properties": {
"items": {
"type": "array",
"items": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}get_deals annotations
{
"title": "Get deals",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_price_history — Get price history
Advertised read-only
Price history for either one product (its past check/wire prices) or a metal (daily closes, up to a 5-year span). Give product, or metal with optional from/to dates (default: the last 12 months). Use when the user asks how a metal's price has moved over a past period. Read-only; past data, not a forecast.
get_price_history input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"to": {
"type": "string",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"description": "End date YYYY-MM-DD (metal history; default today)"
},
"from": {
"type": "string",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"description": "Start date YYYY-MM-DD (metal history)"
},
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
},
"product": {
"type": "string",
"maxLength": 300,
"minLength": 1,
"description": "Product id, slug or URL"
}
},
"additionalProperties": false
}get_price_history output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"points",
"first",
"last",
"low",
"high",
"change_pct",
"points_total"
],
"properties": {
"low": {
"type": [
"number",
"null"
]
},
"high": {
"type": [
"number",
"null"
]
},
"last": {
"type": [
"number",
"null"
]
},
"first": {
"type": [
"number",
"null"
]
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"points": {
"type": "array",
"items": {
"type": "object",
"required": [
"date",
"price"
],
"properties": {
"date": {
"type": "string"
},
"price": {
"type": "number"
}
},
"additionalProperties": {}
}
},
"change_pct": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
},
"points_total": {
"type": "number"
}
},
"additionalProperties": {}
}get_price_history annotations
{
"title": "Get price history",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_market_news — Get market news
Advertised read-only
The precious-metals market news summary for a day (default the latest): market mood, headline, a short summary, key points, source headlines with links, and the weekly recap link. Use when the user asks for the day's precious-metals market news summary. Read-only; news summary, not advice.
get_market_news input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"date": {
"type": "string",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"description": "YYYY-MM-DD; default the latest day"
}
},
"additionalProperties": false
}get_market_news output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"date",
"mood",
"summary_text",
"headlines"
],
"properties": {
"date": {
"type": [
"string",
"null"
]
},
"mood": {
"type": [
"string",
"null"
]
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"headlines": {
"type": "array",
"items": {
"type": "object",
"required": [
"title",
"url"
],
"properties": {
"url": {
"type": [
"string",
"null"
]
},
"title": {
"type": "string"
}
},
"additionalProperties": {}
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
},
"summary_text": {
"type": [
"string",
"null"
]
}
},
"additionalProperties": {}
}get_market_news annotations
{
"title": "Get market news",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}plan_budget — Plan a budget
Advertised read-only
Best-value options for a budget in USD and a metal: which product and how many pieces fit, the payment method the total assumes (check/wire from $1,000, otherwise card/PayPal at +5%), the total and the premium over spot. Goal can favour the lowest premium, popular coins, or gift-friendly items. Before shipping and tax. Use when the user gives a budget and a metal and wants to see what fits. Read-only; it is a calculation, not a purchase.
plan_budget input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"budget"
],
"properties": {
"goal": {
"enum": [
"lowest_premium",
"popular",
"gift"
],
"type": "string"
},
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "Default gold"
},
"budget": {
"type": "number",
"maximum": 5000000,
"minimum": 25,
"description": "Budget in USD"
}
},
"additionalProperties": false
}plan_budget output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"budget",
"options"
],
"properties": {
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"budget": {
"type": "number"
},
"options": {
"type": "array",
"items": {
"type": "object",
"required": [
"product",
"quantity",
"payment",
"total",
"premium_pct"
],
"properties": {
"total": {
"type": [
"number",
"null"
]
},
"payment": {
"type": "string"
},
"product": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
},
"quantity": {
"type": [
"number",
"null"
]
},
"premium_pct": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}plan_budget annotations
{
"title": "Plan a budget",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}ratio_swap — Gold/silver ratio swap
Advertised read-only
The current gold/silver ratio (ounces of silver one ounce of gold buys at spot), with an optional swap: give gold_oz to see the silver ounces it equals, or silver_oz for the gold ounces. Spot-to-spot only; premiums and buy-back spreads are not included. Use when the user asks for the gold/silver ratio or a spot-to-spot conversion. Read-only.
ratio_swap input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"gold_oz": {
"type": "number",
"maximum": 100000,
"description": "Gold ounces to convert into silver ounces",
"exclusiveMinimum": 0
},
"silver_oz": {
"type": "number",
"maximum": 10000000,
"description": "Silver ounces to convert into gold ounces",
"exclusiveMinimum": 0
}
},
"additionalProperties": false
}ratio_swap output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"ratio",
"gold_price",
"silver_price",
"swap"
],
"properties": {
"swap": {
"anyOf": [
{
"type": "object",
"properties": {},
"additionalProperties": {}
},
{
"type": "null"
}
]
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"ratio": {
"type": "number"
},
"gold_price": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
},
"silver_price": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}ratio_swap annotations
{
"title": "Gold/silver ratio swap",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}list_best_sellers — List best sellers
Advertised read-only
The best-selling products at Bullion Trading LLC, optionally for one metal. Both prices and in/out of stock. Use when the user asks which Bullion Trading LLC products sell best. Read-only.
list_best_sellers input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"limit": {
"type": "integer",
"maximum": 20,
"minimum": 1,
"description": "How many, up to 20 (default 10)"
},
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
}
},
"additionalProperties": false
}list_best_sellers output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"items"
],
"properties": {
"items": {
"type": "array",
"items": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}list_best_sellers annotations
{
"title": "List best sellers",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}list_new_arrivals — List new arrivals
Advertised read-only
Products newly added to the Bullion Trading LLC catalog, optionally for one metal. Both prices and in/out of stock. Use when the user asks what is new in the Bullion Trading LLC catalog. Read-only.
list_new_arrivals input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"limit": {
"type": "integer",
"maximum": 20,
"minimum": 1,
"description": "How many, up to 20 (default 10)"
},
"metal": {
"enum": [
"gold",
"silver",
"platinum",
"palladium"
],
"type": "string",
"description": "gold, silver, platinum or palladium"
}
},
"additionalProperties": false
}list_new_arrivals output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"items"
],
"properties": {
"items": {
"type": "array",
"items": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}list_new_arrivals annotations
{
"title": "List new arrivals",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}find_gift — Find a gift
Advertised read-only
Gold and silver gift ideas for traditions and occasions (for example Pidyon HaBen or Dhanteras): what the tradition calls for, the guide page, and suggested products with both prices. Use when the user wants Bullion Trading LLC gift ideas for an occasion. Read-only.
find_gift input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"occasion": {
"type": "string",
"pattern": "^[a-z0-9][a-z0-9 '-]*$",
"maxLength": 100,
"minLength": 1,
"description": "Occasion slug or plain name, e.g. pidyon-haben, dhanteras, diwali, birthday, wedding, chinese new year; omit to list occasions"
}
},
"additionalProperties": false
}find_gift output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"occasions"
],
"properties": {
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"occasions": {
"type": "array",
"items": {
"type": "object",
"required": [
"occasion",
"url",
"summary",
"suggested"
],
"properties": {
"url": {
"type": [
"string",
"null"
]
},
"summary": {
"type": [
"string",
"null"
]
},
"occasion": {
"type": [
"string",
"null"
]
},
"suggested": {
"type": "array",
"items": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
}
},
"additionalProperties": {}
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}find_gift annotations
{
"title": "Find a gift",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}get_mint_info — Get mint info
Advertised read-only
About a mint or refiner (Royal Canadian Mint, PAMP, US Mint…): country, a short summary, how many products we carry and a sample with both prices. Give a slug or search words; omit both to list mints. Use when the user asks about a mint or refiner and what Bullion Trading LLC carries from it. Read-only.
get_mint_info input schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"mint": {
"type": "string",
"pattern": "^[a-z0-9][a-z0-9 '-]*$",
"maxLength": 100,
"minLength": 1,
"description": "Mint slug or name, e.g. royal-canadian-mint or Royal Canadian Mint"
},
"search": {
"type": "string",
"pattern": "^[\\p{L}\\p{N}\\s.,'’&/+#()\\-]+$",
"maxLength": 100,
"minLength": 1,
"description": "Words in the mint name"
}
},
"additionalProperties": false
}get_mint_info output schema
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"source_url",
"price_time",
"notes",
"mints"
],
"properties": {
"mints": {
"type": "array",
"items": {
"type": "object",
"required": [
"name",
"url",
"country",
"product_count",
"sample"
],
"properties": {
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"sample": {
"type": "array",
"items": {
"type": "object",
"required": [
"id",
"name",
"url",
"metal",
"type",
"weight_oz",
"price_check_wire",
"price_card",
"currency",
"in_stock",
"price_time"
],
"properties": {
"id": {
"type": [
"number",
"null"
]
},
"url": {
"type": [
"string",
"null"
]
},
"name": {
"type": "string"
},
"type": {
"type": [
"string",
"null"
]
},
"metal": {
"type": [
"string",
"null"
]
},
"currency": {
"type": "string",
"const": "USD"
},
"in_stock": {
"type": "boolean"
},
"weight_oz": {
"type": [
"number",
"null"
]
},
"price_card": {
"type": [
"number",
"null"
]
},
"price_time": {
"type": [
"string",
"null"
]
},
"price_check_wire": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"country": {
"type": [
"string",
"null"
]
},
"product_count": {
"type": [
"number",
"null"
]
}
},
"additionalProperties": {}
}
},
"notes": {
"type": "array",
"items": {
"type": "string"
}
},
"price_time": {
"type": [
"string",
"null"
]
},
"source_url": {
"type": "string"
}
},
"additionalProperties": {}
}get_mint_info annotations
{
"title": "Get mint info",
"readOnlyHint": true,
"openWorldHint": false,
"idempotentHint": true,
"destructiveHint": false
}Prompts
Not advertised
Resources
Not advertised
90-day uptime
A lightweight connection check about every six hours, sampled on hosts with many listings. It shows the server answered, not that its tools work.
- 2026-11-07: 1 of 1 checks answered
30-day availability
Aggregated from read-only remote checks; this is not a tool-execution or security guarantee.
- Successful checks
- 1 of 1 (100%)
- Average latency
- 246 ms
- 95th percentile latency
- 246 ms
Maintenance history
Public check and source-refresh events. Editorial and ownership records remain private.
- · probe · passed · 246 ms · metadata changed · 18 tool(s)
Connect from your client
Each snippet registers the same endpoint; pick the client you use.
Claude Code
Claude Code configuration
claude mcp add --transport http bullion-trading-mcp https://mcp.bulliontradingllc.com/mcpCodex
Codex configuration
codex mcp add bullion-trading-mcp --url https://mcp.bulliontradingllc.com/mcpCursor
Cursor configuration
{
"mcpServers": {
"bullion-trading-mcp": {
"url": "https://mcp.bulliontradingllc.com/mcp"
}
}
}Cline
Cline configuration
{
"mcpServers": {
"bullion-trading-mcp": {
"type": "streamableHttp",
"url": "https://mcp.bulliontradingllc.com/mcp",
"disabled": false
}
}
}VS Code
VS Code configuration
{
"servers": {
"bullion-trading-mcp": {
"type": "http",
"url": "https://mcp.bulliontradingllc.com/mcp"
}
}
}Gemini CLI
Gemini CLI configuration
gemini mcp add --transport http bullion-trading-mcp https://mcp.bulliontradingllc.com/mcpClaude Desktop
Claude Desktop configuration
https://mcp.bulliontradingllc.com/mcpWindsurf
Windsurf configuration
{
"mcpServers": {
"bullion-trading-mcp": {
"serverUrl": "https://mcp.bulliontradingllc.com/mcp"
}
}
}Let your agent find its tools
Find servers like Bullion Trading MCP from your agent. Add Koskamo once to search the index for endpoints, access requirements, and client setup. Public discovery needs no key.
Other commerce servers
Do you run Bullion Trading MCP?
Prove ownership with a DNS record, a well-known file, or your Official MCP Registry entry, and your edits publish immediately. Proofs are re-checked weekly; admins can still hide or remove a listing.