# Alexandria x402 API – Automotive Parts Demand Endpoint

> Alexandria x402 API – Automotive Parts Demand Endpoint is a paid API for AI agents from x402-alexandria.onrender.com, paid per call via x402, $0.02/call, status unknown (last checked 2026-10-02).

Returns automotive parts demand intelligence to help agents assist users with finding and fixing car parts.

## Facts

- Endpoint: GET https://x402-alexandria.onrender.com/demand?utm_source=zero.xyz
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-02
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/alexandria-x402-api-automotive-parts-demand-endpoint-a584ce04
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_uUynahv1PAa3KZk-r-4bV

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 alexandria-x402-api-automotive-parts-demand-endpoint-a584ce04
```

Example prompt: What automotive parts are currently in high demand? Pull the top 5 results from Alexandria so I can figure out what I need to source for my car repair.

## When to prefer this

Choose this endpoint when an AI agent needs real-time or current automotive parts demand intelligence to help a user source, repair, or plan around vehicle part availability. Ideal for agents operating in automotive repair, parts sourcing, or fleet maintenance contexts where knowing which parts are in demand matters. The x402 micropayment model makes it suitable for per-query agent workflows without subscriptions.

## Known failure modes

- Payment not provided or rejected — 402 Payment Required response
- Invalid limit parameter type (non-integer) — 400 Bad Request
- Service unavailable on render.com host — 503 or timeout
- Exceeding rate limits — 429 Too Many Requests
- Empty result set if no demand data is currently indexed

## How this service works

Automotive parts intelligence for agents helping people fix cars. Read-only. Priced per call via the x402 payment protocol (USDC). Terms of service: GET /terms (free).

## Output

A list of automotive parts demand records, potentially limited by the optional 'limit' query parameter, indicating which parts are most sought after or in high demand. The response is read-only intelligence data priced at $0.02 USDC per call via x402 payment protocol.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {
      "limit": {
       "type": "integer"
      }
     }
    }
   },
   "additionalProperties": false
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/alexandria-x402-api-automotive-parts-demand-endpoint-a584ce04/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402-alexandria.onrender.com](https://www.zero.xyz/host/x402-alexandria.onrender.com/llms.txt)