# 402pixels Block Claim (57, 50)

> 402pixels Block Claim (57, 50) is a paid API for AI agents from api.402pixels.com, paid per call via x402, $0.5/call, status unknown (last checked 2026-09-16).

Claims the pixel block at coordinates (57, 50) on the 402pixels shared canvas for $0.5 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/57/50
- Price: $0.5/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-16
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-402pixels-com-b64cbe7f
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_d7MSsHONY1W_AbRYn383T

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-b64cbe7f -d '<json body>'
```

Example prompt: Claim the pixel block at coordinates (57, 50) on the 402pixels canvas — I want to own that spot and I'm happy to pay the 0.5 USDC fee.

## When to prefer this

Use this endpoint when a user specifically wants to claim or own the pixel block at canvas coordinates (57, 50) on the 402pixels canvas. Each block endpoint is unique to its coordinates, so this is the only correct endpoint for that specific position. Prefer this over alternatives when the user has identified this exact grid location.

## Known failure modes

- Block already claimed by another user — returns conflict or ownership error
- Insufficient USDC payment — x402 payment not accepted or underpaid
- Invalid coordinates — though coordinates are hardcoded in the URL for this endpoint
- Network or API downtime — service unavailable error
- Payment authorization failure — wallet or facilitator issue

## How this service works

Claim pixel block at (57, 50) on the 402pixels canvas

## Output

A confirmation that the pixel block at (57, 50) has been successfully claimed, including ownership details and the on-canvas position, following the x402 USDC payment of $0.50.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-b64cbe7f/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)