Compare Prices Across Marketplaces
Search multiple marketplaces for the same product and compare prices, conditions, and seller details to find the best deal.
Monitor Regional Resale Inventory
Track used inventory across marketplaces and regions without manually rerunning the same search on every site.
ToolResale sourcing gets fragmented fast. One region might have strong classified inventory, another might lean on auction sites, and a third might only surface through shopping indexes or local marketplaces. The problem is not just finding listings. It is knowing which sources are worth checking, previewing the strongest matches quickly, and keeping a repeatable watchlist as inventory changes.
Marketplace Search is built for that monitoring workflow. You can check regional source coverage first, run the actual search across supported marketplaces, inspect individual listing previews, and save a compact snapshot that is easy to compare over time.
Agent Guides
Claude
- Connect ToolRouter in Claude: claude mcp add toolrouter -- npx -y toolrouter-mcp
- Define the sourcing brief before the first search: set the item, acceptable condition, target regions, shipping or pickup constraints, and whether you care about classifieds, auctions, or both.
- Use `marketplace-search` to run `source_coverage`, `search_listings`, `listing_details`, and `watchlist_snapshot` for the first pass.
ChatGPT
- Connect ToolRouter in ChatGPT: {"mcpServers":{"toolrouter":{"command":"npx","args":["-y","toolrouter-mcp"]}}}
- Give ChatGPT the sourcing brief and the audience for the final output: set the item, acceptable condition, target regions, shipping or pickup constraints, and whether you care about classifieds, auctions, or both.
- Use `marketplace-search` to run `source_coverage`, `search_listings`, `listing_details`, and `watchlist_snapshot` and collect the first listing set.
Copilot
- Connect ToolRouter in Copilot: {"mcpServers":{"toolrouter":{"command":"npx","args":["-y","toolrouter-mcp"]}}}
- State the schema and sourcing rules you want back in the workspace: set the item, acceptable condition, target regions, shipping or pickup constraints, and whether you care about classifieds, auctions, or both.
- Run `source_coverage`, `search_listings`, `listing_details`, and `watchlist_snapshot` through `marketplace-search` and keep source, price-text, location, and listing-class fields explicit.
OpenClaw
- Connect ToolRouter in OpenClaw: openclaw mcp add toolrouter -- npx -y toolrouter-mcp
- Define the regions, filters, and output schema before the first batch: set the item, acceptable condition, target regions, shipping or pickup constraints, and whether you care about classifieds, auctions, or both.
- Run `source_coverage`, `search_listings`, `listing_details`, and `watchlist_snapshot` with `marketplace-search` and keep field names consistent across every search slice.
Related Use Cases
Source Rare Items
Find hard-to-find products by checking which marketplaces cover your region and searching across all available sources.
Track Price Trends
Monitor how prices change over time by running regular searches and saving watchlist snapshots for comparison.
Evaluate Listing Quality
Assess seller reliability and listing accuracy by pulling detailed listing data and cross-referencing against similar items.