# 402pixels Block Claim (52, 54)

> 402pixels Block Claim (52, 54) is a paid API for AI agents from api.402pixels.com, paid per call via x402, $0.5/call, status unknown (last checked 2026-09-15).

Claims the pixel block at coordinates (52, 54) on the 402pixels shared canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/52/54
- Price: $0.5/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-402pixels-com-6b9aa4df
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_C-0bDN__LeclQRWqw6rrB

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-6b9aa4df -d '<json body>'
```

Example prompt: Claim block (52, 54) on the 402pixels canvas for me — I want to own that spot.

## When to prefer this

Use this endpoint when you specifically want to claim block (52, 54) on the 402pixels canvas. Each coordinate pair has its own dedicated endpoint, so use this only for the exact position (52, 54). Choose this over generic pixel/NFT platforms when working within the x402 micropayment protocol ecosystem.

## Known failure modes

- Block already claimed — another user has already purchased coordinates (52, 54)
- Insufficient payment — USDC payment of $0.50 not provided or rejected
- Payment protocol error — x402 payment header missing or malformed
- Network/API error — service temporarily unavailable

## How this service works

Claim pixel block at (52, 54) on the 402pixels canvas

## Output

A confirmation that the pixel block at coordinates (52, 54) has been successfully claimed, indicating ownership of that canvas position after the $0.50 USDC payment via x402 protocol is processed.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-6b9aa4df/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)