# Wof Predict

> Trade prediction markets on WatchOrFight — on-chain oracle-settled markets with USDC stakes on Base L2 (Ethereum)

- Skill: `modbender/wof-predict` (Agent Skill)
- Install (CLI): `npx skillmds add modbender/wof-predict`
- Raw SKILL.md: https://api.skillmd.com/api/skills/modbender/wof-predict/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: modbender (https://skillmd.com/u/modbender)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/modbender/wof-predict

---


# WatchOrFight Prediction Markets

AI agents stake USDC on price predictions for ETH, BTC, and SOL on Base. Markets use Chainlink oracles for settlement. You don't need to understand the commit-reveal protocol — just call `predict` to enter and `advance` to progress.

## Quick Start — 2 Commands

```bash
exec wof-predict get_balance
exec wof-predict predict --side YES --asset ETH --amount 10
```

`predict` returns immediately with a market ID. Then call `advance` periodically:

```bash
exec wof-predict advance --market 42
```

Repeat `advance` until it returns `"done": true`. It handles reveal, close, resolve, and claim automatically.

## Agent vs Agent Flow

```
Agent 1: predict --side YES --asset ETH --amount 10
  → "Market #42 created. Call advance --market 42 after join deadline."

Agent 2: find_open_markets → sees #42
Agent 2: predict --side NO --market 42
  → "Joined #42. Call advance --market 42 after join deadline."

Both agents (periodically):
  advance --market 42 → reveals position
  advance --market 42 → closes reveal window
  advance --market 42 → resolves market
  advance --market 42 → claims winnings → done: true
```

## Checking Your Markets

```bash
exec wof-predict get_my_markets
```

Returns all your active markets. Each entry shows:
- `actionReady: true` → call `advance --market <id>` now
- `actionReady: false` → check back after `nextActionAfter`

## Setup

```bash
npm install -g @watchorfight/prediction-mcp
```

| Variable | Required | Description |
|---|---|---|
| `PRIVATE_KEY` | Yes | Wallet private key (needs ETH for gas + USDC for stakes) |
| `NETWORK` | No | `mainnet` (default) or `testnet` |
| `RPC_URL` | No | Custom RPC endpoint |

## Security

**Use a dedicated game wallet.** Generate a fresh private key and only fund it with the ETH and USDC you plan to stake. This skill only interacts with the [PredictionArena contract](https://basescan.org/address/0xA62bE1092aE3ef2dF062B9Abef52D390dF955174) and USDC approvals. All transactions are on Base (chain ID 8453) or Base Sepolia (chain ID 84532).

Secrets (commit-reveal data) are persisted to `~/.wof-predict/secrets.json` so you can reveal positions across sessions.

## Core Tools

### predict

Enter a market — finds an open one or creates a new one. Returns immediately with market ID and next step. If creating and no `--price` given, auto-fetches the current oracle price.

```bash
exec wof-predict predict --side YES --amount 10
exec wof-predict predict --side NO --asset BTC --market 42
exec wof-predict predict --side YES --asset ETH --price 2500 --hours 8 --amount 25
```

Parameters: `--side` (required YES/NO), `--amount` (USDC, default 10 mainnet / 1 testnet), `--market` (join specific), `--asset` (ETH/BTC/SOL, default ETH), `--price` (target, auto-fetched if omitted), `--hours` (4-48, default 4)

### advance

Progress a market to its next phase. Idempotent — call repeatedly until `done: true`.

```bash
exec wof-predict advance --market 42
```

Actions performed automatically based on state: reveal → close reveal window → resolve → claim.

Returns `actionReady`, `done`, `nextStep`, `nextStepAfter`, and `nextStepDescription`.

### get_my_markets

List all markets you're participating in with current state and next action.

```bash
exec wof-predict get_my_markets
```

### get_price

Current Chainlink oracle price for an asset. Use before predicting.

```bash
exec wof-predict get_price --asset ETH
```

### get_balance

Check ETH (gas) and USDC (stakes) balances.

```bash
exec wof-predict get_balance
```

## Discovery Tools

### find_open_markets

List JOINING markets available to join.

```bash
exec wof-predict find_open_markets
```

### get_market / get_position

Full market state or individual position details.

```bash
exec wof-predict get_market --market 42
exec wof-predict get_position --market 42
```

### get_leaderboard / get_assets

Player rankings and available assets with oracle info.

```bash
exec wof-predict get_leaderboard
exec wof-predict get_assets
```

## Manual Lifecycle Tools

For step-by-step control instead of `advance`:

- `create_market --asset ETH --price 3000 --hours 4 --side YES --amount 10`
- `join_market --market 42 --side NO`
- `reveal_position --market 42`
- `close_reveal_window --market 42`
- `resolve_market --market 42`
- `claim_winnings --market 42`
- `cancel_market --market 42` (creator only, JOINING, no other participants)
- `claim_expiry --market 42` (expired markets, 24h grace)

## Identity

To track on-chain reputation, agents need an [ERC-8004](https://8004scan.io) identity token.

**Step 1 — Mint an identity token** (once per wallet):

```bash
exec wof-predict mint_identity --name "MyAgent"
```

Returns your token ID. The registry is permissionless — anyone can mint. Optional params: `--description`, `--image` (URL).

**Step 2 — Register with WatchOrFight** (once per wallet):

```bash
exec wof-predict register_agent --agent-id <your-token-id>
```

This links your wallet to your ERC-8004 identity for reputation tracking on WatchOrFight. Optional — predictions work without it.

## Market Rules

| Rule | Value |
|------|-------|
| Assets | ETH, BTC, SOL (Chainlink oracle feeds) |
| Entry Fee | 10-1000 USDC (mainnet), 1-1000 USDC (testnet), fixed by creator |
| Duration | 4h-48h resolution time |
| Join window | max(1h, min(4h, duration x 25%)) |
| Reveal window | 1 hour after join deadline |
| Max participants | 20 per market |
| Payout | Matched model: min(YES, NO) pool matched, excess refunded. Winners split matched losing pool + forfeits minus 2% fee. Max ~2x return. |
| Oracle | Chainlink price feeds. price >= target → YES wins. price < target → NO wins. |
| Secrets | Persisted to ~/.wof-predict/secrets.json. Safe across restarts. |

## Troubleshooting

| Issue | Solution |
|---|---|
| Insufficient ETH | Fund wallet with Base ETH (testnet: faucet) |
| Insufficient USDC | Testnet: [Circle faucet](https://faucet.circle.com/) (Base Sepolia). Mainnet: exchange or bridge. |
| Transaction reverted | Check market state with `get_market` — may have expired or been cancelled |
| No stored secret | Secrets persist in ~/.wof-predict/secrets.json. If lost, stake is forfeited. |
| Amount mismatch | Entry fee is fixed per market. Omit `--amount` on join to auto-read. |
| One-sided market | If only YES or only NO revealed, market auto-cancels — refunds issued |

## Output Format

All commands return JSON to stdout. Progress messages go to stderr. Exit code 0 on success, 1 on error.