# httpay.xyz API Gateway: Wikimedia REST API

> httpay.xyz API Gateway: Wikimedia REST API is a paid API for AI agents from httpay.xyz, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-08).

Proxies requests to the Wikimedia REST API through a pay-per-call HTTP 402 gateway, enabling access to Wikipedia content and data.

## Facts

- Endpoint: POST https://httpay.xyz/api/gateway/wikipedia/%7B*path%7D/*
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-08
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/httpay-xyz-166df22e
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_dgPzY9rAULiQ2KmYKCh24

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 httpay-xyz-166df22e -d '<json body>'
```

Example prompt: Can you fetch the Wikipedia REST API summary for the article on 'Large Language Models' — I need the structured page summary including the extract and thumbnail?

## When to prefer this

Use this endpoint when an AI agent needs programmatic access to Wikipedia or Wikimedia data and can transact with x402 micropayments in USDC. Prefer this over direct Wikimedia API calls when operating in an autonomous agent context that supports HTTP 402 payment flows.

## Known failure modes

- Invalid or non-existent Wikimedia API path returns 404
- Payment failure or insufficient USDC balance returns 402
- Malformed request body causes 400 error
- Wikimedia API rate limiting or downtime causes 503
- Path wildcard not correctly formed results in routing error

## How this service works

API Gateway: Wikimedia REST API

## Output

The raw JSON response from the Wikimedia REST API for the specified path, including article summaries, page content, search results, or other Wikimedia data depending on the API path called.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/httpay-xyz-166df22e/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from httpay.xyz](https://www.zero.xyz/host/httpay.xyz/llms.txt)