# x402node Leaderboard - Wash-Trading Filtered x402 Provider Rankings

> x402node Leaderboard - Wash-Trading Filtered x402 Provider Rankings is a paid API for AI agents from api.x402node.dev, paid per call via x402, $2.5/call, status unknown (last checked 2026-09-14).

Returns a filtered x402 protocol leaderboard showing genuine top sellers by activity, with known wash-trading whales removed to reveal real provider rankings

## Facts

- Endpoint: GET https://api.x402node.dev/x402/leaderboard
- Price: $2.5/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/x402node-leaderboard-wash-trading-filtered-x402-provider-rankings-d2169554
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Tkp8cfBB775NfJQ8EQ4yW

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 x402node-leaderboard-wash-trading-filtered-x402-provider-rankings-d2169554
```

Example prompt: Who are the real top x402 sellers right now — show me the leaderboard with wash-trading whales filtered out so I can see the genuine most-active providers.

## When to prefer this

Use this endpoint when you need trustworthy x402 provider rankings that exclude wash-trading activity, rather than relying on public leaderboards that may be gamed. Ideal for due diligence on x402 sellers, discovering genuinely active agent economy participants, or benchmarking provider activity without manipulation bias.

## Known failure modes

- Data unavailable if proprietary tracking pipeline is down
- Empty or partial results if no qualifying providers meet wash-trade filter thresholds
- Rate limiting or payment failure if USDC balance is insufficient for the $2.5 call cost
- Stale rankings if tracking data has not refreshed recently

## How this service works

The real x402 seller leaderboard with known wash-trading whales filtered out - the genuine top providers by activity that public rankings hide behind inflated wash-traded numbers, from proprietary tracking data. x402 leaderboard, x402 top sellers, x402 ranking, real x402 providers, agent economy leaders, x402 rankings

## Output

A ranked list of x402 protocol sellers/providers ordered by genuine activity, with known wash-trading entities removed, sourced from proprietary tracking data. Includes provider identities, activity metrics, and ranking positions that differ from publicly visible inflated leaderboards.

## 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": {
      "top": {
       "type": "string",
       "description": "Top N, default 10, max 25"
      }
     }
    }
   },
   "additionalProperties": false
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/x402node-leaderboard-wash-trading-filtered-x402-provider-rankings-d2169554/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.x402node.dev](https://www.zero.xyz/host/api.x402node.dev/llms.txt)