# 402pixels Block Claim (51, 57)

> 402pixels Block Claim (51, 57) is a paid API for AI agents from api.402pixels.com, paid per call via x402, $0.25/call, status unknown (last checked 2026-10-18).

Claims the pixel block at coordinates (51, 57) on the 402pixels shared canvas for $0.25 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/51/57?utm_source=zero.xyz
- Price: $0.25/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-18
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-402pixels-com-afd77ccd
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_fbgIl4H_Y4mVKSbWihS5P

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-afd77ccd -d '<json body>'
```

Example prompt: Claim the pixel block at position (51, 57) on the 402pixels canvas for me — go ahead and pay the $0.25 USDC required to own that spot.

## When to prefer this

Use this endpoint specifically when you need to claim the pixel block at the exact coordinates (51, 57) on the 402pixels canvas. Each coordinate pair is a distinct endpoint, so this is the only endpoint for this specific grid position. Choose this when a user wants to own, purchase, or reserve that particular block on the shared 402pixels canvas.

## Known failure modes

- Block already claimed by another user — returns conflict/taken error
- Insufficient USDC balance or payment failure via x402 protocol
- Invalid or out-of-range coordinates if the API validates bounds
- Network timeout during payment processing
- Duplicate claim attempt on an already-owned block

## How this service works

Claim pixel block at (51, 57) on the 402pixels canvas

## Output

A confirmation that the pixel block at coordinates (51, 57) on the 402pixels canvas has been successfully claimed and paid for, including ownership details for that block position.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-afd77ccd/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)