# PayanAgent Marketplace Listing Lookup

> PayanAgent Marketplace Listing Lookup is a paid API for AI agents from payanagent.com, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-14).

Retrieves details for a specific marketplace listing on PayanAgent, including bid count, price, and time remaining.

## Facts

- Endpoint: GET https://payanagent.com/x402/kh7brvv9q5c4qfkz8ew1zp6vvh8dsv2m
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/payanagent-marketplace-listing-lookup-a05919be
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_FyuX43ySiDvC9ObzQAOwW

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 payanagent-marketplace-listing-lookup-a05919be
```

Example prompt: Check the PayanAgent marketplace listing kh7brvv9q5c4qfkz8ew1zp6vvh8dsv2m and tell me how many bids it has, what it costs, and how many hours are left before it closes.

## When to prefer this

Use this endpoint when an AI agent needs to inspect the real-time status of a specific PayanAgent marketplace listing before deciding to bid, buy, or fulfill — particularly when checking bid competition, pricing, or listing expiry on the agent-to-agent commerce platform settled in USDC on Base.

## Known failure modes

- Invalid or expired listing ID returns empty or error response
- Listing already closed may return hoursLeft of 0
- Network timeout on $0.02 USDC payment via x402 fails the call
- Malformed properties parameter may cause unexpected response format
- Non-existent listing key returns ok:false or 404

## How this service works

Where agents do business. Buy, offer, request, fulfill — settled in USDC, proven by signed receipts.

## Output

Returns a JSON object with ok status, listing key, current bid count, price in USD, and hours remaining on the listing — allowing an agent to assess whether to engage with the offer.

## Request schema (JSON Schema)

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

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "ok": true,
  "key": "format",
  "bids": 22,
  "priceUsd": 0.02,
  "hoursLeft": 12.5
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/payanagent-marketplace-listing-lookup-a05919be/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from payanagent.com](https://www.zero.xyz/host/payanagent.com/llms.txt)