# UK Grocery Price Matrix — Compare Supermarket Prices by EAN An ecommerce tool your agent can run on one prepaid apifare key. Page: https://apifare.com/tools/studio-amba/uk-grocery-price-matrix ## What you need An apifare key with credits (sign up: POST https://apifare.com/v1/signup {"email": "..."}; new accounts get 500 free credits). No other account or key. ## Inputs - `searchQueries` (array): Search Queries - `retailers` (array): Retailers - `maxItemsPerSource` (integer): Max Items Per Source (e.g. 15) - `timeoutPerSourceSecs` (integer): Timeout Per Source (seconds) (e.g. 150) The most relevant fields; the search result's input_schema lists all of them. ## Price 5 credits reserved per run, settled to the run's true cost, never more than 20 credits (1 credit = $0.01). Failed runs are refunded. Exact numbers: https://apifare.com/capabilities ## Run it 1. Find it: MCP search_apis, or GET https://apifare.com/v1/search?q=UK%20Grocery%20Price%20Matrix%20%E2%80%94%20Compare%20Supermarket%20Prices%20by%20EAN with Authorization: Bearer . Take the result named "UK Grocery Price Matrix — Compare Supermarket Prices by EAN"; it carries a proxy_route. 2. Run it: MCP proxy_call with that proxy_route and the input JSON (apifare-mcp over stdio), or POST the proxy_route over HTTP with the input JSON as the body and the same Authorization header. 3. On HTTP 402, relay the body's human_readable field to your human verbatim, wait, then retry the same call. Every other error and its fix: https://apifare.com/errors.md