# whatchuneed Expand Utility

> whatchuneed Expand Utility is a paid API for AI agents from whatchuneed.vercel.app, paid per call via x402, $0.03/call, status unknown (last checked 2026-10-20).

Expands or processes a free-text input string through whatchuneed's utility endpoint, returning structured result data

## Facts

- Endpoint: POST https://whatchuneed.vercel.app/api/util/expand?utm_source=zero.xyz
- Price: $0.03/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-20
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/whatchuneed-expand-utility-b0e9fdfe
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_BJv3ykG15odAOQv4lCUIw

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 whatchuneed-expand-utility-b0e9fdfe -d '<json body>'
```

Example prompt: Can you use the whatchuneed expand utility to take this abbreviated input 'NYC-hotel-3nights-budget' and expand it into full structured details?

## When to prefer this

Choose this endpoint when you need a lightweight, pay-per-call text expansion or transformation utility and don't want to manage complex API integrations. Best suited for agents needing to quickly expand or resolve a compact input string into structured data via a single generic endpoint backed by the whatchuneed platform.

## Known failure modes

- Missing required 'input' field returns a validation error
- Empty string input may return empty or unhelpful result
- Ambiguous or malformed input strings may yield unexpected expansions
- Network or payment failures via x402 protocol result in no response
- Input too long or complex may exceed processing limits

## How this service works

320+ pay-per-call API endpoints across accommodation, LLM, code execution, crypto, medical, finance, and more. One API, one payment. Powered by x402 protocol.

## Output

Returns a JSON object with a 'result' field containing the expanded or processed response data, and a 'status' field indicating success or failure of the operation.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "string",
   "description": "Request input"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "result": {
   "type": "object",
   "description": "Response data"
  },
  "status": {
   "type": "string"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/whatchuneed-expand-utility-b0e9fdfe/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from whatchuneed.vercel.app](https://www.zero.xyz/host/whatchuneed.vercel.app/llms.txt)