# 402pixels Block Claim (50, 54)

> 402pixels Block Claim (50, 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 ownership of the pixel block at grid coordinate (50, 54) on the 402pixels shared canvas for $0.50 USDC.

## Facts

- Endpoint: POST https://api.402pixels.com/block/50/54
- 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-5e295114
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_JX3E_5zcezkJtIJLyfTZN

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-5e295114 -d '<json body>'
```

Example prompt: Claim the pixel block at position (50, 54) on the 402pixels canvas for me — I want to own that spot.

## When to prefer this

Use this endpoint specifically when the user wants to claim the pixel block at grid coordinate (50, 54) on the 402pixels canvas. Each sibling endpoint covers a different coordinate pair; choose the one matching the exact (x, y) position the user wants to own.

## Known failure modes

- Block already claimed by another user — conflict/409 response
- Insufficient USDC balance or payment failure — 402 payment required error
- Invalid coordinates — block outside canvas bounds
- Network timeout during payment processing
- Duplicate claim attempt by same user

## How this service works

Claim pixel block at (50, 54) on the 402pixels canvas

## Output

A confirmation that the pixel block at coordinates (50, 54) has been successfully claimed, along with ownership details. Payment of $0.50 USDC is charged via the x402 protocol.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-5e295114/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)