# DevVizion Sponsor Slot

> DevVizion Sponsor Slot is a paid API for AI agents from x402.devvizion.com, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-13).

Researches and returns sponsorship slot opportunities for a given topic, scene, or brief using AI-powered radar

## Facts

- Endpoint: POST https://x402.devvizion.com/v0/sponsor-slot
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/devvizion-sponsor-slot-a874a3a2
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_l0f5Uk6tCdycmaudeSK_F

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 devvizion-sponsor-slot-a874a3a2 -d '<json body>'
```

Example prompt: Can you research available sponsor slots for my topic on 'sustainable urban mobility' — limit the results to 10 and use the brief 'looking for B2B sponsors in the clean-tech and EV space'?

## When to prefer this

Use this endpoint when you need to discover or research sponsorship slot opportunities for a specific topic, scene, or creative brief. Prefer this over generic web search when you need structured, monetization-ready slot data with radar matching. Choose this when working within the DevVizion ecosystem alongside sibling endpoints like bid-draft, bounty-radar, or pack for a full sponsorship workflow.

## Known failure modes

- Missing required topic field returns validation error
- Invalid packId returns not found error
- Payment of $0.05 USDC not completed results in 402 Payment Required
- Malformed JSON body returns 400 Bad Request
- Exceeding rate limits may return 429 Too Many Requests
- Server-side research failure may return 500 Internal Server Error

## How this service works

sponsor-slot: research topic in JSON body

## Output

Returns a JSON response containing sponsor slot opportunities matched to the provided topic, scene, or brief, including relevant slot data, radar results up to the specified limit, and associated sponsorship metadata.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "url": {
   "type": "string",
   "description": "Optional URL alias for topic"
  },
  "brief": {
   "type": "string",
   "description": "Bid-draft job brief"
  },
  "limit": {
   "type": "number",
   "description": "Radar result limit"
  },
  "scene": {
   "type": "string",
   "description": "Storyboard scene description"
  },
  "topic": {
   "type": "string",
   "description": "Research topic, scene, or brief text"
  },
  "packId": {
   "type": "string",
   "description": "Pack id for /v0/pack"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "contentType": "text/markdown; charset=utf-8",
  "description": "sponsor-slot markdown response"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/devvizion-sponsor-slot-a874a3a2/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402.devvizion.com](https://www.zero.xyz/host/x402.devvizion.com/llms.txt)