# 402pixels Block Claim (50, 58)

> 402pixels Block Claim (50, 58) 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, 58) on the 402pixels shared canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/50/58
- 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-e9591ae2
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_hjAT7QmkUcrKPoQPx8tKO

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-e9591ae2 -d '<json body>'
```

Example prompt: Claim the pixel block at position (50, 58) on the 402pixels canvas — I want to own that spot.

## When to prefer this

Use this endpoint when the user specifically wants to claim pixel block (50, 58) on the 402pixels canvas. Each coordinate pair has its own dedicated endpoint, so this is the only endpoint for this exact block. Choose this when the user knows the specific block they want and is ready to spend $0.50 USDC.

## Known failure modes

- Block already claimed — another user has already purchased (50, 58)
- Payment failure — insufficient USDC balance or x402 payment rejected
- Invalid coordinates — coordinates out of canvas bounds
- Network error — API unreachable or timeout
- Double-spend attempt — payment nonce reused

## How this service works

Claim pixel block at (50, 58) on the 402pixels canvas

## Output

A confirmation that pixel block (50, 58) has been claimed and ownership recorded, reflecting the $0.50 USDC payment made via the x402 protocol.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-e9591ae2/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)