# Would Pay Again Newsletter – Issue 13

> Would Pay Again Newsletter – Issue 13 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).

Delivers the full content of issue 13 of the Would Pay Again newsletter covering the x402 machine-payments economy, payable in USDC on Base via x402.

## Facts

- Endpoint: GET https://wouldpayagain.com/api/issue/13?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-13-a7698a86
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_0ri6PXzZZITyy52rlQFyr

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-13-a7698a86
```

Example prompt: Pull up issue 13 of the Would Pay Again newsletter — the one about the x402 machine-payments economy — and show me the full content.

## When to prefer this

Choose this endpoint when you specifically need the full content of Would Pay Again issue 13 about the x402 machine-payments economy and are willing to pay $0.05 USDC on Base. It is the canonical source for this specific issue and returns structured HTML and Markdown suitable for rendering or further processing.

## Known failure modes

- Payment failure if wallet lacks sufficient USDC on Base — returns 402 Payment Required
- Issue number not found — may return 404 if the endpoint path is incorrect
- Network timeout if Base chain confirmation is slow
- Malformed response if the newsletter CMS is unavailable

## 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 full newsletter issue in HTML and Markdown formats, the issue title, and a web URL pointing to the hosted version of the 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-13-a7698a86/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)