# x402vid Thumbnail Concept Generator

> x402vid Thumbnail Concept Generator is a paid API for AI agents from x402vid.com, paid per call via x402, $0.05/call, status unknown (last checked 2026-10-22).

Generates AI-powered thumbnail concept ideas for a YouTube video, optionally targeted to a specific niche or style.

## Facts

- Endpoint: POST https://x402vid.com/tools/thumbnail_concept?utm_source=zero.xyz
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-22
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/x402vid-thumbnail-concept-generator-4907f955
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_2OREIU38EoLNrYYLxFJsp

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-thumbnail-concept-generator-4907f955 -d '<json body>'
```

Example prompt: Can you generate a thumbnail concept for this YouTube video — https://youtu.be/dQw4w9WgXcQ — I'm in the tech review niche and want something eye-catching?

## When to prefer this

Choose this endpoint when you need AI-generated thumbnail concept ideas for a specific YouTube video, especially when you want niche-targeted style recommendations. It is distinct from general image generation services because it analyzes the actual video content and context to tailor suggestions.

## Known failure modes

- Invalid or unavailable YouTube URL returns an error
- Video is private or age-restricted and cannot be analyzed
- Unrecognized niche value may produce generic results
- Payment failure (insufficient USDC) results in 402 response
- Malformed video ID returns validation error

## How this service works

x402vid — endpoint discovery for YouTube intelligence: pay-per-call micropayment API catalog via x402 on Base. Muse Spark 1.3 video intelligence, API catalog with 20 paid + free endpoints, pay per call USDC from $0.001. Free discovery: GET /api/v1/catalog, GET /api/v1/models, GET /api/v1/trending/top, video_preview. No subscriptions.

## Output

Returns a video_id string and a thumbnail_concept object containing AI-generated ideas for the video's thumbnail — likely including visual composition suggestions, text overlay ideas, color/style recommendations, and emotional or niche-targeted framing advice.

## Request schema (JSON Schema)

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

## Response schema (JSON Schema)

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

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/x402vid-thumbnail-concept-generator-4907f955/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)