# ChromBot Public Sale Registration

> ChromBot Public Sale Registration is a paid API for AI agents from chrombot-x402.vercel.app, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-23).

Registers or notifies users for the ChromBot public sale when it opens, developed by EvalEngine and Chromia team.

## Facts

- Endpoint: POST https://chrombot-x402.vercel.app/chrombot-public-sale?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-23
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/chrombot-x402-vercel-app-59ba65d5
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_WzjH7M1ddOu9Q1bsOPu80

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 chrombot-x402-vercel-app-59ba65d5 -d '<json body>'
```

Example prompt: Sign me up for the ChromBot public sale notification list so I get alerted as soon as registration opens on the Chromia platform.

## When to prefer this

Use this endpoint when a user wants to register or be notified for the ChromBot public sale on the Chromia blockchain platform, specifically for the public (non-early-bird) sale tier.

## Known failure modes

- Sale not yet open — returns coming soon status
- Duplicate registration — user already on waitlist
- Missing required registration fields — validation error
- Payment of $0.01 USDC not processed — payment failure

## How this service works

ChromBot Public Sale - Coming Soon! Be the first to know when registration opens. Developed by EvalEngine & Chromia team.

## Output

A confirmation that the user has been registered or added to the waitlist for the ChromBot public sale, along with any relevant status or timing information about when the sale will open.

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "input": {
  "type": "http",
  "method": "POST",
  "bodyType": "json",
  "bodyFields": {}
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/chrombot-x402-vercel-app-59ba65d5/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from chrombot-x402.vercel.app](https://www.zero.xyz/host/chrombot-x402.vercel.app/llms.txt)