# 402pixels Block Claim (53, 55)

> 402pixels Block Claim (53, 55) is a paid API for AI agents from api.402pixels.com, paid per call via x402, $0.5/call, status unknown (last checked 2026-09-13).

Claims the pixel block at coordinates (53, 55) on the 402pixels shared canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/53/55
- Price: $0.5/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-402pixels-com-1237afe8
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_JjS5wCgF3Jqt2gXRrwG-H

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 api-402pixels-com-1237afe8 -d '<json body>'
```

Example prompt: Claim the pixel block at coordinates (53, 55) on the 402pixels canvas for me — go ahead and pay the 0.50 USDC required to own it.

## When to prefer this

Use this endpoint specifically when you need to claim the pixel block at exact coordinates (53, 55) on the 402pixels shared canvas. Each sibling endpoint covers a different coordinate pair; choose the endpoint whose coordinates match the block you want to acquire. Prefer this over generic canvas or NFT platforms when working within the 402pixels ecosystem with x402/USDC micropayments.

## Known failure modes

- Block already claimed by another user — returns conflict or ownership error
- Insufficient USDC balance or payment failure — returns payment error
- Invalid coordinates — returns 404 or bad request if block does not exist
- Network or API downtime — returns 503 or timeout
- x402 payment protocol misconfiguration — returns 402 payment required or auth error

## How this service works

Claim pixel block at (53, 55) on the 402pixels canvas

## Output

A confirmation that the pixel block at (53, 55) on the 402pixels canvas has been successfully claimed and paid for, including ownership details and any metadata about the reserved block.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-1237afe8/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.402pixels.com](https://www.zero.xyz/host/api.402pixels.com/llms.txt)