# Amazon Keyword Research Tool — Volume + Reverse ASIN An ecommerce tool your agent can run on one prepaid apifare key. Page: https://apifare.com/tools/doesaiknow/amazon-keyword-research-tool-volume-reverse-asin ## 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 - `mode` (string, required): Mode (e.g. "search_volume") - `keywords` (array): Keywords (search_volume mode) - `keyword` (string): Seed keyword (related_keywords mode) - `asin` (string): ASIN (reverse_asin mode) - `country` (string): Country (marketplace) (e.g. "us") - `maxKeywords` (integer): Max keywords returned (related / reverse_asin) (e.g. 100) 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=Amazon%20Keyword%20Research%20Tool%20%E2%80%94%20Volume%20%2B%20Reverse%20ASIN with Authorization: Bearer . Take the result named "Amazon Keyword Research Tool — Volume + Reverse ASIN"; 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