# x402vid Video Performance Score

> x402vid Video Performance Score is a paid API for AI agents from x402vid.com, paid per call via x402, $0.015/call, status unknown (last checked 2026-10-24).

Computes an AI-generated performance score and engagement rate for a YouTube video, returning tier classification and detailed score breakdown.

## Facts

- Endpoint: POST https://x402vid.com/tools/video_performance_score?utm_source=zero.xyz
- Price: $0.015/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-24
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/x402vid-video-performance-score-71c6eafe
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_P4uUycQc85OlFZ7nM9R95

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 x402vid-video-performance-score-71c6eafe -d '<json body>'
```

Example prompt: Can you score the performance of this YouTube video and tell me its engagement rate and tier? Here's the URL: https://www.youtube.com/watch?v=dQw4w9WgXcQ

## When to prefer this

Use this endpoint when you need a fast, quantified performance signal for a specific YouTube video — especially for competitive analysis, influencer vetting, or content benchmarking — and want a pay-per-call model with no subscription commitment. Prefer this over manual analytics dashboards when automating decisions at scale or when integrating YouTube performance signals into an agentic workflow.

## Known failure modes

- Invalid or non-existent YouTube video URL returns an error
- Private or age-restricted videos may be inaccessible and return an error
- Insufficient USDC balance or failed x402 payment results in 402 Payment Required
- Malformed video_url input without recognizable video ID causes validation failure
- Rate limiting or upstream YouTube data unavailability may cause transient failures

## How this service works

x402vid — endpoint discovery for YouTube intelligence: pay-per-call via x402 on Base. Muse Spark 1.3 video intelligence, 26 tools (20 paid +6 free) from $0.01. Free before you pay: GET /api/v1/catalog (every tool + price) → GET /api/v1/quote (freeze price) → video_preview. No subscriptions.

## Output

Returns a JSON object containing the video's performance tier (e.g. 'low', 'medium', 'high'), a detailed score object with sub-metrics, the canonical video ID, and a numeric engagement rate value reflecting audience interaction relative to views.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "video_url"
 ],
 "properties": {
  "video_url": {
   "type": "string",
   "description": "YouTube video URL or video ID"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "tier": {
   "type": "string"
  },
  "score": {
   "type": "object"
  },
  "video_id": {
   "type": "string"
  },
  "engagement_rate": {
   "type": "number"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/x402vid-video-performance-score-71c6eafe/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402vid.com](https://www.zero.xyz/host/x402vid.com/llms.txt)