# 402pixels Block Claim (54, 53)

> 402pixels Block Claim (54, 53) 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, 53) on the 402pixels shared canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/54/53
- 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-565cd3c0
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_STPUdAlTSXcdne2mOLqPH

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-565cd3c0 -d '<json body>'
```

Example prompt: Claim the pixel block at position (54, 53) on the 402pixels canvas for me — pay the 0.50 USDC fee to lock in that spot.

## When to prefer this

Use this endpoint when you specifically want to claim the pixel block at grid coordinates (54, 53) on the 402pixels canvas and are willing to pay 0.50 USDC via the x402 payment protocol. Choose a different sibling endpoint for other grid coordinates.

## Known failure modes

- Block already claimed by another user — returns conflict error
- Insufficient USDC balance or payment failure — returns payment error
- Invalid coordinates if URL is tampered — returns 404 or bad request
- Network or service unavailability — returns 5xx error
- x402 payment protocol failure — returns 402 Payment Required

## How this service works

Claim pixel block at (54, 53) on the 402pixels canvas

## Output

Returns a confirmation that the pixel block at coordinates (54, 53) has been claimed and is now owned by the caller, along with any ownership metadata or transaction details.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-565cd3c0/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)