Nyra Crypto MCP
Real-time crypto momentum signals, 24h BTC forecasts, and market regime data for AI agents. 5 tools: get_signal, get_all_signals, get_forecast, get_market_context, ping. CoinGecko live fallback, optional x402 micropayments.
README
Nyra Crypto MCP
MCP server for crypto trading signals — pay-per-call via x402 micropayments on Base.
Agents pay $0.02–$0.05 per call in USDC to get real-time momentum signals, Kronos 24h BTC forecasts, and market regime data. No API keys, no subscriptions — pure micropayments.
Tools
| Tool | What it does | Price |
|---|---|---|
get_signal(pair) |
Momentum score + signal for BTC/ETH/SOL/XRP/ADA | $0.02 |
get_all_signals() |
All pairs at once | $0.03 |
get_forecast(BTC) |
Kronos 24h calibrated price range | $0.05 |
get_market_context() |
Full context: signals + regime + forecast | $0.03 |
ping |
Free health check | Free |
Data Sources
- Kraken live scanner — real-time volume + momentum across 6 pairs (updated every 30m)
- Kronos foundation model — BTC 24h forecast with conformally-calibrated ranges (updated every 4h)
- Market regime — trend/chop classification from aggregated signals
Usage
For AI Agents (MCP over SSE)
{
"mcpServers": {
"nyra-crypto": {
"url": "http://178.105.56.183:4020/sse"
}
}
}
The MCP client handles x402 payment automatically — when a tool requires payment, it gets an HTTP 402, sends USDC via the agent's wallet, and retries.
For Human Developers (REST API)
GET http://178.105.56.183:4020/health
Deploy
bash deploy.sh
Architecture
AI Agent (Claude/Cursor/Codex)
│ MCP (SSE)
▼
Nyra Crypto MCP Server (Node.js/Express)
│ x402 payment middleware
▼
x402 Facilitator (Coinbase/PayAI)
│ USDC settlement on Base
▼
Your Wallet (0x7F915e5272ae...)
Signal Cache
Signals are updated every 30 minutes by a cron job:
~/.hermes/scripts/signal_cache.py → ~/.hermes/signals/signal_cache.json
Revenue Model
| Tool | Price | Est. calls/mo | Est. revenue |
|---|---|---|---|
| get_signal | $0.02 | 500 | $10 |
| get_all_signals | $0.03 | 200 | $6 |
| get_forecast | $0.05 | 200 | $10 |
| get_market_context | $0.03 | 300 | $9 |
| Total | ~$35/mo |
Revenue scales with agent adoption. The real value is positioning in the bot-to-bot economy.
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