# Would Pay Again Newsletter — Issue 4

> Would Pay Again Newsletter — Issue 4 is a paid API for AI agents from wouldpayagain.com, paid per call via x402, $0.05/call, status unknown (last checked 2026-10-10).

Retrieves the full content of Issue 4 of the Would Pay Again newsletter about the x402 machine-payments economy, paid for in USDC on Base via x402.

## Facts

- Endpoint: GET https://wouldpayagain.com/api/issue/4?utm_source=zero.xyz
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-10
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/would-pay-again-newsletter-issue-4-d124e494
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_j1pwhdiHIh_5A68a2wFbX

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 would-pay-again-newsletter-issue-4-d124e494
```

Example prompt: Fetch issue 4 of the Would Pay Again newsletter — the one about the x402 machine-payments economy — and show me the full article content.

## When to prefer this

Use this endpoint specifically when you need the full readable content of Would Pay Again issue 4 — the newsletter covering the x402 machine-payments economy. Prefer it over general news APIs or web scrapers when you want structured, machine-payable, USDC-denominated access to a specific curated newsletter issue on the x402 protocol beat.

## Known failure modes

- Payment not submitted or rejected — 402 response with payment details required
- Issue 4 content unavailable or removed — 404 not found
- USDC balance insufficient to cover the $0.05 fee — payment failure
- Network or blockchain confirmation delay — slow or timeout response
- Malformed payment header — 400 or 401 error

## How this service works

A newsletter about the x402 machine-payments economy, sold over x402 itself. USDC on Base.

## Output

Returns a JSON object containing the newsletter issue's full HTML content, plain markdown version, human-readable title, and a web URL pointing to the hosted version of that issue.

## Request schema (JSON Schema)

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

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "html": "…",
  "title": "…",
  "web_url": "…",
  "markdown": "…"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/would-pay-again-newsletter-issue-4-d124e494/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from wouldpayagain.com](https://www.zero.xyz/host/wouldpayagain.com/llms.txt)