# 402pixels Block Claim (53, 56)

> 402pixels Block Claim (53, 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 (53, 56) on the 402pixels collaborative canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/53/56
- 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-6650c75f
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_pnNen0buvn5ofvza26yd5

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-6650c75f -d '<json body>'
```

Example prompt: Claim the pixel block at position (53, 56) on the 402pixels canvas — I want to own that spot.

## When to prefer this

Use this endpoint when you specifically want to claim the pixel block at grid coordinates (53, 56) on the 402pixels canvas. This is the correct endpoint for that exact coordinate pair. For other coordinates, use the sibling endpoints matching those positions.

## Known failure modes

- Block already claimed by another user — returns conflict or ownership error
- Insufficient USDC payment — x402 payment fails or is rejected
- Invalid coordinates — returns 404 or bad request if block does not exist
- Payment processing timeout — USDC transaction not confirmed in time
- Network error reaching api.402pixels.com

## How this service works

Claim pixel block at (53, 56) on the 402pixels canvas

## Output

A confirmation that the pixel block at coordinates (53, 56) has been claimed, along with ownership details for that block on the 402pixels canvas.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-6650c75f/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)