# 402pixels Block Claim (54, 51)

> 402pixels Block Claim (54, 51) 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 a specific pixel block at coordinates (54, 51) on the 402pixels shared canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/54/51
- 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-2c128dae
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_6DLhf574-NtHYyiGWK-J8

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-2c128dae -d '<json body>'
```

Example prompt: Claim the pixel block at position (54, 51) 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 pixel block (54, 51) on the 402pixels canvas and are willing to spend $0.50 USDC. Each coordinate pair is a distinct endpoint, so use the matching URL for the exact block position you want to own.

## Known failure modes

- Block already claimed by another user — returns conflict or already-owned error
- Insufficient USDC balance or payment failure via x402 protocol
- Invalid coordinates if the endpoint routing changes
- Network timeout during payment settlement
- Canvas not currently active or endpoint temporarily unavailable

## How this service works

Claim pixel block at (54, 51) on the 402pixels canvas

## Output

Returns a confirmation that block at coordinates (54, 51) has been claimed, including ownership details and the canvas position, after deducting $0.50 USDC via the x402 payment protocol.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-2c128dae/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)