---
title: "report.ai-leaderboard@1 · OpenVibe.Services"
canonical: "https://openvibe.services/docs/contracts/report.ai-leaderboard"
updated: null
---

# report.ai-leaderboard@1 · OpenVibe.Services

HTML: [report.ai-leaderboard@1 · OpenVibe.Services](https://openvibe.services/docs/contracts/report.ai-leaderboard)

# ReportAiLeaderboard `report.ai-leaderboard@1`

Generated at 2026-11-13 06:25:48 UTC from [`openvibe-contracts v0.419.0`](https://github.com/OpenVibers/OpenVibe.Contracts/tree/v0.419.0) and [`openvibe-sdk v0.161.0`](https://github.com/OpenVibers/OpenVibe.SDK/tree/v0.161.0).

- Version: 1.0.0
- Owner: report
- Visibility: public
- Status: active
- Compatibility: backward
- Schema: [`https://openvibe.network/contracts/report/ai-leaderboard.v1.json`](/docs/contracts/report.ai-leaderboard.json)

report.ai-leaderboard@1: public OpenVibe.Report AI comparison response, with source dates and sample sizes for reported measurements.

## Fields

| Field | Type | Required | Description | Constraints |
| --- | --- | --- | --- | --- |
| `$schema` | const | yes |  | - `= "report.ai-leaderboard@1"` |
| `generated_at` | string | yes |  | - `format date-time` |
| `count` | integer | yes |  | - `minimum 0` |
| `rows` | array of object | yes |  |  |
| `rows[].id` | string | yes |  |  |
| `rows[].kind` | string | yes |  |  |
| `rows[].maker` | string \| null |  |  |  |
| `rows[].weights` | string \| null |  |  |  |
| `rows[].rating` | object | yes |  |  |
| `rows[].benchmark` | object | yes |  |  |
| `rows[].rank` | object | yes |  |  |
| `rows[].source` | object | yes |  |  |
| `next_cursor` | string \| null | yes |  |  |

## Examples

From the contract's own test fixtures: valid ones validate, rejected ones must fail.

 Valid: default

~~~~
{
  "$schema": "report.ai-leaderboard@1",
  "generated_at": "2026-11-08T00:00:00.000Z",
  "count": 1,
  "rows": [
    {
      "id": "vendor/model",
      "kind": "chat",
      "rating": {
        "value": 1200,
        "interval": [
          1180,
          1220
        ],
        "source": "OpenVibe.Bench",
        "date": "2026-11-08T00:00:00.000Z",
        "sample_size": 40
      },
      "benchmark": {
        "value": null,
        "reason": "No benchmark score."
      },
      "rank": {
        "min": 1,
        "max": 1
      },
      "source": {
        "name": "OpenVibe.Bench"
      }
    }
  ],
  "next_cursor": null
}
~~~~

Rejected: missing-rows

~~~~
{
  "$schema": "report.ai-leaderboard@1",
  "generated_at": "2026-11-08T00:00:00.000Z",
  "count": 0,
  "next_cursor": null
}
~~~~

## Validate

~~~~
const contracts = require('openvibe-contracts');
contracts.validate('report.ai-leaderboard@1', value);   // { valid, errors: [{ path, message }] }
~~~~