# 402pixels Block Claim (51, 64)

> 402pixels Block Claim (51, 64) 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 (51, 64) on the 402pixels shared canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/51/64
- 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-979dce78
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_cjn4Qk5aYUX4oaTp44B0n

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-979dce78 -d '<json body>'
```

Example prompt: Claim pixel block at coordinates (51, 64) 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 position (51, 64) on the 402pixels canvas. Each block endpoint is coordinate-specific; choose sibling endpoints for other grid positions. Requires x402-compatible payment handling with $0.50 USDC per claim.

## Known failure modes

- Block already claimed by another user — returns conflict or ownership error
- Insufficient USDC balance or payment failure — returns 402 Payment Required
- Invalid coordinates outside canvas bounds — returns 400 Bad Request
- Network or service unavailability — returns 5xx error

## How this service works

Claim pixel block at (51, 64) on the 402pixels canvas

## Output

Returns confirmation that the pixel block at (51, 64) has been claimed, along with ownership details. The $0.50 USDC payment is processed via x402 protocol as part of the request.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-979dce78/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)