Hermes Agent Challenge — NEXUS Market Signal Agent

This entry uses free NEXUS Intelligence endpoints — no API key, no subscription. Pay only if you want the full cross-venue arb spread via x402.

What it does

1. Fed odds — GET /kalshi?market=Fed (live Kalshi prediction markets)
2. BTC signal — GET /v1/signals?symbol=BTC (BULLISH / BEARISH / NEUTRAL + confidence)
3. Prints a one-screen market brief for agents and humans

Try the live endpoints

curl -sS "https://nexus-agent-xa12.onrender.com/v1/signals?symbol=BTC"
curl -sS "https://nexus-agent-xa12.onrender.com/kalshi?market=Fed"

Example signal response:

{
  "symbol": "BTC",
  "signal": "BEARISH",
  "confidence": 55,
  "agent_action": "sell",
  "kalshi_pct": 1.0,
  "polymarket_pct": 0.6,
  "spread_pt": 0.4,
  "basis": "Kalshi+Polymarket consensus",
  "paid_upgrade": {
    "full_spread": "available via /arb/check",
    "cost": "$0.02 USDC x402",
    "pay_guide": "https://nexus-agent-xa12.onrender.com/pay-guide"
  }
}

Run the agent locally

Clone or copy docs/hermes_agent_example.py from the NEXUS repo:

python3 hermes_agent_example.py

With Hermes installed:

HERMES=1 python3 hermes_agent_example.py

Sample market brief output

# NEXUS Market Brief

## Macro — Federal Reserve
Fed (Kalshi): 65% on Will the Fed cut rates in 2025?

## Crypto — BTC consensus signal
- Signal: BEARISH (confidence 55/100)
- Kalshi 1% · Polymarket 0.6% · spread 0.4pt
- Agent action: sell

Links

• Signals API: https://nexus-agent-xa12.onrender.com/v1/signals?symbol=BTC
• Fed odds (JSON): https://nexus-agent-xa12.onrender.com/kalshi?market=Fed
• Live Fed page: https://nexus-agent-xa12.onrender.com/live/fed-odds
• Arb opportunities: https://nexus-agent-xa12.onrender.com/live/arb-opportunities
• MCP for Cursor: https://nexus-agent-xa12.onrender.com/mcp (streamable-http)
• Discovery: https://nexus-agent-xa12.onrender.com/probe

Why NEXUS for Hermes agents

• Free tier drives agent traffic; paid /arb/check is $0.02 USDC on Base (x402)
• First stranger paid call: reaworks-x402-paid-readback/1.0
• Built for autonomous agents: MCP, A2A, webhooks at /agent/subscribe

hermesagent #challenge #ai