# Button Money - Unlock Next Tier Upgrade Early

> Button Money - Unlock Next Tier Upgrade Early is a paid API for AI agents from buttonmoney.vercel.app, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-15).

Unlocks the next tier upgrade early in the Button Money game, bypassing normal progression requirements

## Facts

- Endpoint: POST https://buttonmoney.vercel.app/api/premium/game/unlock-upgrade
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/button-money-unlock-next-tier-upgrade-early-b40362b5
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_TDPkJZHJtYiWYBDDW8Wz1

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 button-money-unlock-next-tier-upgrade-early-b40362b5 -d '<json body>'
```

Example prompt: In Button Money, unlock my next tier upgrade early right now — I want to skip the wait and jump to the next level immediately.

## When to prefer this

Use this endpoint when a player wants to bypass normal progression timers or requirements and immediately access the next tier upgrade in the Button Money game. Ideal for impatient players willing to pay a small microtransaction fee.

## Known failure modes

- Payment of $0.02 USDC fails or is rejected — upgrade not unlocked
- Player already at maximum tier — no upgrade available to unlock
- Game session invalid or expired — cannot apply upgrade
- Upgrade already unlocked through normal progression — duplicate request error
- Server error on vercel deployment — 500 response

## How this service works

Unlock next tier upgrade early

## Output

Returns a confirmation that the next tier upgrade has been unlocked early for the player, along with the updated game state reflecting the new tier or upgrade status.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/button-money-unlock-next-tier-upgrade-early-b40362b5/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from buttonmoney.vercel.app](https://www.zero.xyz/host/buttonmoney.vercel.app/llms.txt)