# xkcd Latest Comic Metadata

> xkcd Latest Comic Metadata is a paid API for AI agents from clonecho.builda.company, paid per call via x402, $0.02/call, status unknown (last checked 2026-10-22).

Returns metadata for the most recent xkcd webcomic, including title, number, image URL, alt text, and publication date.

## Facts

- Endpoint: POST https://clonecho.builda.company/x402/s/xkcd-latest?utm_source=zero.xyz
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-22
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/xkcd-latest-comic-metadata-95ea8aff
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_8zkziDMZynn2WKE00mCA8

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 xkcd-latest-comic-metadata-95ea8aff -d '<json body>'
```

Example prompt: What's the latest xkcd comic? Give me the title, image, and alt text for the newest one.

## When to prefer this

Use this endpoint when you need quick, structured metadata about the latest xkcd comic without any parameters — ideal for bots, dashboards, or digest tools that want to surface the newest xkcd strip. Prefer this over scraping xkcd.com directly, as it returns clean JSON with no parsing required.

## Known failure modes

- xkcd API upstream unavailable — service returns error or timeout
- Stale data if xkcd has not published a new comic recently
- Rate limit or payment failure for the x402 micropayment ($0.02 USDC)
- Unexpected JSON structure if xkcd changes their upstream API format

## How this service works

Metadata for the most recent xkcd comic (no params). Returns JSON.

## Output

A JSON object containing metadata for the most recent xkcd comic, typically including the comic number, title, safe title, image URL, alt text (hover text), transcript, and publication date fields (year, month, day).

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/xkcd-latest-comic-metadata-95ea8aff/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from clonecho.builda.company](https://www.zero.xyz/host/clonecho.builda.company/llms.txt)