# Release Notes Length and Paragraph Profile

> Release Notes Length and Paragraph Profile is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-17).

Analyzes the length and paragraph structure of release notes text, returning a deterministic profile report.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/assistant-sector-writing-release-notes-length-profile?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-17
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/release-notes-length-and-paragraph-profile-dc4f839b
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_A7H81k8LNA64eaeK9o-bO

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 release-notes-length-and-paragraph-profile-dc4f839b -d '<json body>'
```

Example prompt: Can you run a length and paragraph profile on my release notes? Here's the text: '## Added\nNew dark mode support.\n\n## Changed\nImproved load time by 30%.\n\n## Fixed\nResolved login crash on iOS 17.'

## When to prefer this

Choose this endpoint when you need a fast, deterministic structural analysis of release notes or changelog text — specifically length and paragraph metrics — without any generative AI output or interpretation. Ideal for automated documentation pipelines, pre-publish quality gates, or consistency audits across multiple release versions.

## Known failure modes

- Input text exceeds 20,000 character limit — request rejected
- Empty or missing text field — no profile generated
- Non-text binary content submitted — processing error
- Malformed request body — 400 error returned
- Payment not completed or insufficient funds — 402 error

## How this service works

Release notes - Length and paragraph profile: Length and paragraph profile for Release notes. 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 length and paragraph profile deliverable.

## Output

A deterministic length and paragraph profile report for the supplied release notes text, including metrics such as total character count, paragraph count, and structural breakdown — delivered as a bounded, single-profile deliverable with no generative prose.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "text": {
   "type": "string",
   "default": "## Added\nExample 1 content.\nTODO: review the supplied document by 2026-10-10.\n\n## Changed\nExample 2 content.\nTODO: review the supplied document by 2026-10-10.\n\n## Fixed\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/release-notes-length-and-paragraph-profile-dc4f839b/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)