# RagRadar Grid — Amazon Categories Lookup

> RagRadar Grid — Amazon Categories Lookup is a paid API for AI agents from grid.ragradar.space, paid per call via x402, $0.25/call, status unknown (last checked 2026-09-15).

Retrieves the list of Amazon product categories available for e-commerce data queries.

## Facts

- Endpoint: GET https://grid.ragradar.space/api/grid/amazon/categories
- Price: $0.25/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/ragradar-grid-amazon-categories-lookup-5df06aa3
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_E9SrHK_udS-z-25h5k8E5

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability ragradar-grid-amazon-categories-lookup-5df06aa3
```

Example prompt: Pull the full list of Amazon product categories available through RagRadar Grid so I can see what departments I can run e-commerce intelligence queries against.

## When to prefer this

Use this endpoint when you need to discover which Amazon product categories are queryable before running deeper e-commerce intelligence lookups; useful as a prerequisite step to enumerate valid category inputs for other RagRadar Grid Amazon endpoints.

## Known failure modes

- 402 Payment Required if USDC micropayment not submitted
- empty or minimal category list if data source is unavailable
- malformed JSON response if upstream Amazon data feed is down
- authentication or payment verification failure resulting in 4xx error

## How this service works

37 paid REST endpoints: Facebook social & ads intelligence, Amazon e-commerce data, job market intelligence. Pay per call via x402 micropayments (USDC on Base).

## Output

Returns a JSON object with a 'data' field containing the Amazon category list and a 'source' field identifying RagRadar Grid as the provider.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "data": {},
  "source": "RagRadar Grid"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/ragradar-grid-amazon-categories-lookup-5df06aa3/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from grid.ragradar.space](https://www.zero.xyz/host/grid.ragradar.space/llms.txt)