# Case Study Whitespace Normalisation

> Case Study Whitespace Normalisation is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-20).

Normalises whitespace in case study Markdown or plain text documents, up to 20,000 characters, using deterministic processing.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/assistant-sector-writing-case-study-normalise?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-20
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/case-study-whitespace-normalisation-30251c28
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_KogxDK9CGCL7Nl47VW02k

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 case-study-whitespace-normalisation-30251c28 -d '<json body>'
```

Example prompt: Can you normalise the whitespace in this case study document for me? Here's the markdown text: '## Challenge
Our client faced delays. 


## Solution
We streamlined workflows.  
## Results
Delivery improved by 30%.' — clean up all the spacing inconsistencies.

## When to prefer this

Choose this endpoint when you need deterministic, rule-based whitespace normalisation specifically for case study documents in Markdown or plain text format, without any AI-generated rewriting or content changes. Prefer it over generative text tools when you want guaranteed consistency and reproducibility rather than creative transformation.

## Known failure modes

- Input text exceeds 20,000 character limit — request rejected
- Empty or missing text field — no output produced
- Non-text binary content submitted — processing error
- Payment not included or insufficient — x402 payment required before processing

## How this service works

Case study - Whitespace normalisation: Whitespace normalisation for Case study. Supplied Markdown or plain text, up to 20,000 characters. Deterministic processing and document templates; no generative prose or fact checking. One of 25 profiles or calculations across 20 shared operations in this sector. 0.01 USDC includes one bounded whitespace normalisation deliverable.

## Output

A whitespace-normalised version of the submitted case study Markdown or plain text, with consistent spacing, no extraneous blank lines or trailing spaces, processed deterministically without any generative rewriting or fact-checking.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "text": {
   "type": "string",
   "default": "## Challenge\nExample 1 content.\nTODO: review the supplied document by 2026-10-10.\n\n## Solution\nExample 2 content.\nTODO: review the supplied document by 2026-10-10.\n\n## Results\nExample 3 content.\nTODO: review the supplied document by 2026-10-10.",
   "maxLength": 20000
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/case-study-whitespace-normalisation-30251c28/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.datapackvibe.com](https://www.zero.xyz/host/market.datapackvibe.com/llms.txt)