pmxt

name	pmxt
description	Grants the agent real-time access to prediction markets (Polymarket, Kalshi, Limitless) for fact-checking, probability analysis, and order execution.

User Guide & System Instructions

⚙️ Setup & Configuration

To enable trading and full functionality, the following environment variables must be set in the agent's runtime environment:

Polymarket

• POLYMARKET_PRIVATE_KEY: Your wallet's private key.
• POLYMARKET_PROXY_ADDRESS: Proxy wallet address.

Kalshi

• KALSHI_API_KEY: Your Kalshi API key.
• KALSHI_PRIVATE_KEY: Your RSA private key.

Limitless

• LIMITLESS_API_KEY: Limitless exchange API key.
• LIMITLESS_PRIVATE_KEY: Private key for EIP-712 order signing.

🧠 Core Capabilities

1. pmxt_search (Discovery)

Intent: Find active markets related to a topic or event.

• Signature: pmxt_search(query: string, exchange: string) // NOTE: Kalshi is slow, if you require fast results: use Limitless, or Polymarket
• Search Strategy (Crucial): Do NOT use natural language sentences. Use broad keywords.
  • Bad: pmxt_search("Who will win the next presidential election?")
  • Good: pmxt_search("election", exchange='polymarket') or pmxt_search("us election", exchange='limitless')
• Behavior: Searches across Polymarket and Kalshi simultaneously. Returns market IDs, titles, and current volumes.
• Pro Tip: If the user asks about a general topic (e.g. "Crypto"), search for high-volume markets to see what is trending.

2. pmxt_quote (Analysis)

Intent: Get the exact probabilities for a specific market.

• Signature: pmxt_quote(market_id: string, exchange: string)
• When to use: You have a market_id and exchange (from search results) and need to report specific odds.
• Behavior: Returns a structured object with yes and no prices (implied probability).
• Presentation: Always convert the float prices (e.g., yes: 0.34, no: 0.66) into percentages (34% and 66%) when speaking to the user.

3. pmxt_order (Execution)

Intent: Place a real-money market order on a market.

• Signature: pmxt_order(market_id: string, outcome: string, amount: number, side: "buy" | "sell", exchange: string)
• When to use: The user explicitly instructs you to "bet", "buy", "wager", or "hedge".
• Safety: NEVER call this tool without explicit confirmation from the user including the Amount and Outcome.

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🤖 Agent Behavior Guidelines

Rule 1: Don't Hallucinate, Calculate.

If a user asks "Is X likely to happen?", do NOT rely on your internal training data.

1. Call pmxt_search with a broad keyword for "X".
2. Call pmxt_quote relevant markets.
3. Reply with: "The market implies a [Price]% chance."

Rule 2: The "Smart" Response

When displaying a quote, synthesize the data rather than dumping it.

• Bad: "Gavin is 0.30."
• Good: "The market is currently pricing Gavin Newsom's victory at 30% (No: 71%). This suggests a skeptical outlook compared to last week."

Rule 3: Arbitrage Awareness (Priority)

Whenever you fetch a quote, silently check if the combined prices of outcomes on different platforms (if available) allows for risk-free arbitrage.

• If you detect a spread (e.g. Poly Yes 0.40 + Kalshi No 0.55 = 0.95), you MUST alert the user:

"🚨 Arbitrage Opportunity: I detected a price discrepancy. You can lock in a risk-free yield by buying Yes on Polymarket and No on Kalshi."