# 402pixels Canvas Block Claim (57, 58)

> 402pixels Canvas Block Claim (57, 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 (57, 58) on the 402pixels shared canvas for $0.50 USDC

## Facts

- Endpoint: POST https://api.402pixels.com/block/57/58
- 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-c00d2fe8
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_9hjj3iBZ0G5GMNijU53rE

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-c00d2fe8 -d '<json body>'
```

Example prompt: Claim the pixel block at coordinates (57, 58) on the 402pixels canvas — I want to own that spot and I'm happy to pay the 0.50 USDC fee.

## When to prefer this

Use this endpoint when a user specifically wants to claim pixel block (57, 58) on the 402pixels canvas and is willing to pay $0.50 USDC. This is a highly specific endpoint tied to exact canvas coordinates — use sibling endpoints for other grid positions. Prefer this over manual canvas interactions when automating pixel ownership purchases via an AI agent with x402 payment capability.

## Known failure modes

- Block already claimed by another user — returns conflict or 409-style error
- Insufficient USDC payment or payment failure via x402 protocol
- Invalid or already-spent payment credential
- Network or API downtime causing request failure
- Payment processing delay causing timeout

## How this service works

Claim pixel block at (57, 58) on the 402pixels canvas

## Output

A confirmation that the pixel block at (57, 58) has been claimed, including ownership details and block coordinates. Returns an error if the block is already claimed by another user.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-402pixels-com-c00d2fe8/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)