# 402pixels Block Claim (54, 56)

> 402pixels Block Claim (54, 56) 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 (54, 56) on the 402pixels shared canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/54/56
- 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-b5a0a699
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_3ARVmnvLwE-pFCrOGNV0x

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-b5a0a699 -d '<json body>'
```

Example prompt: Claim the pixel block at coordinates (54, 56) on the 402pixels canvas for me — go ahead and pay the $0.50 USDC required to own that spot.

## When to prefer this

Use this endpoint when you specifically want to claim the pixel block at canvas coordinates (54, 56) on 402pixels. Each coordinate pair maps to a unique endpoint; use the sibling endpoints for other specific grid positions. Prefer this over alternatives when you need to acquire a precise, specific block at these exact coordinates on the 402pixels shared canvas.

## Known failure modes

- Block already claimed by another user — returns conflict or already-owned error
- Insufficient USDC payment or payment failure via x402 protocol
- Invalid coordinates if the block is outside canvas bounds
- Network timeout or API unavailability
- Payment authorization rejected

## How this service works

Claim pixel block at (54, 56) on the 402pixels canvas

## Output

A confirmation that the pixel block at (54, 56) has been claimed and ownership recorded on the 402pixels canvas, along with any block ownership details returned by the API.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-b5a0a699/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)