// MCP TOOL REFERENCE

NOSTOS TOOLS

14 tools from the NOSTOS MCP Server, categorised by risk level.

View the NOSTOS policy → Token cost: 1,737 tokens →

// ALL 14 NOSTOS TOOLS

READ 14 tools

Read check_availability Check real-time availability (available / reserved / sold / invalid) for up to 50 SKUs at once. Authoritati... Read get_buying_policy What NOSTOS will and won't buy, how cash and store-credit offers are calculated, minimum-value and decline ... Read get_condition_grading_rubric Get NOSTOS's condition grading vocabulary and the criteria for each grade. Optionally filter to one departm... Read get_credit_policy How NOSTOS store credit works: the 15% uplift over cash, the in-store drop-off bonus, the return bonus, and... Read get_item Get full details and real-time availability for a single item by its SKU, including description, price, con... Read get_return_policy NOSTOS return policy: window, eligible reasons, return shipping, refund timing, and the store-credit option. Read get_shipping_estimate Get NOSTOS's shipping policy for a destination country (US domestic, Canada, or not-yet-active internationa... Read get_store_info Get NOSTOS store information: name, address, hours, contact, mission, tagline, categories, area served, soc... Read get_trade_in_offer_estimate Estimate the cash and store-credit totals for a basket of items to sell, plus free-shipping eligibility and... Read list_departments List the store departments currently represented in stock (e.g. 'VG - Software', 'Apparel'), each with a co... Read list_platforms List the console platforms currently represented in stock, each with a count of available items. Read list_recent_drops List the most recently added in-stock items, newest first — useful for 'what's new at NOSTOS?'. Read lookup_market_price Look up the estimated market value (loose / CIB / new) for a game or console, plus the NOSTOS cash and stor... Read search_inventory Search NOSTOS Market's live in-stock catalog of retro games, consoles, and vintage apparel. Filter by free-...

// FAQ

How many tools does the NOSTOS MCP server have? +

The NOSTOS MCP server exposes 14 tools across 1 categories: Read.

How do I enforce policies on NOSTOS tools? +

Route the NOSTOS server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard — they are enforced on every call before it reaches the server.

What risk categories do NOSTOS tools fall into? +

NOSTOS tools are categorised as Read (14). Each category has a recommended default policy.

Let agents act without letting them run wild.

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