# 402pixels Canvas Block Claim (50, 63)

> 402pixels Canvas Block Claim (50, 63) 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 the pixel block at coordinates (50, 63) on the 402pixels shared canvas by submitting a micropayment of $0.5 USDC.

## Facts

- Endpoint: POST https://api.402pixels.com/block/50/63
- 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-63cea606
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Y1hVqnIAAbRTZNBzk5It7

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-63cea606 -d '<json body>'
```

Example prompt: Claim pixel block at position (50, 63) on the 402pixels canvas for me — go ahead and pay the $0.5 USDC fee to lock it in.

## When to prefer this

Use this endpoint when you specifically need to claim the pixel block at coordinates (50, 63) on the 402pixels canvas. Each block endpoint is coordinate-specific; choose the sibling endpoints for other (x, y) positions. Prefer this over alternatives when the user has identified this exact canvas location.

## Known failure modes

- Block already claimed by another user — returns conflict or already-owned error
- Insufficient USDC balance or payment failure — x402 payment rejected
- Invalid coordinates in path — returns 404 or bad request
- Network timeout during payment processing — indeterminate state requiring retry check
- Service unavailable — canvas API down

## How this service works

Claim pixel block at (50, 63) on the 402pixels canvas

## Output

A confirmation that the pixel block at (50, 63) has been successfully claimed, along with ownership details and the transaction result after the $0.5 USDC micropayment is processed via x402.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-63cea606/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)