KR Crypto Intelligence API

Korean crypto market data + AI analysis for AI agents. 11 endpoints, 180+ tokens, world's first Korean-to-English crypto sentiment API. Pay-per-use via x402 protocol on Base and Solana.

Endpoints (11)

Korean Sentiment Analysis (NEW — World's First)

| Endpoint | Price | Description | |----------|-------|-------------| | /api/v1/kr-sentiment | $0.05 | Korean market sentiment in English — combines exchange intelligence (189+ tokens) with Korean news context (Coinness Telegram) for AI-powered insights. 1-hour cache. |

Korean Exchange Intelligence

| Endpoint | Price | Description | |----------|-------|-------------| | /api/v1/arbitrage-scanner | $0.01 | Token-by-token Kimchi Premium for 180+ tokens, reverse premium, Upbit-Bithumb price gaps, market share | | /api/v1/exchange-alerts | $0.01 | New listings/delistings detection, investment warnings, caution flags (volume soaring, deposit soaring, etc.) | | /api/v1/market-movers | $0.01 | 1-min price surges/crashes, volume spikes, top 20 tokens by trading volume |

AI-Powered Analysis

| Endpoint | Price | Description | |----------|-------|-------------| | /api/v1/market-read | $0.10 | AI market analysis — 12+ data sources + exchange intelligence + Claude AI token-level signals |

Market Data

| Endpoint | Price | Description | |----------|-------|-------------| | /api/v1/kimchi-premium | $0.001 | BTC Kimchi Premium (Upbit vs Binance) | | /api/v1/stablecoin-premium | $0.001 | USDT/USDC premium on Korean exchanges (fund flow indicator) | | /api/v1/kr-prices | $0.001 | Korean exchange prices (Upbit, Bithumb) | | /api/v1/fx-rate | $0.001 | USD/KRW exchange rate |

Free

| Endpoint | Price | Description | |----------|-------|-------------| | /api/v1/symbols | Free | Available trading symbols | | /health | Free | Service health check |

Live API

Base URL: https://api.printmoneylab.com
MCP Server: https://mcp.printmoneylab.com/mcp
API Docs: https://api.printmoneylab.com/docs

Key Features

KR Sentiment (Unique — No Competitors Worldwide)

- Real-time Korean market sentiment delivered in English - Combines exchange data (189+ tokens Kimchi Premium, warnings, volume spikes, deposit soaring) with Korean news context (Coinness Telegram, 6-hour window) - Claude AI generates: sentiment (BULLISH/BEARISH/CAUTIOUS_FOMO/PANIC/GREED/UNCERTAIN), score (-1.0 to +1.0), English report, exchange signals, news context, sources - Academic research validates: "Korean news sentiment predicts global crypto returns" (2026) - 1-hour cache + lazy invocation + concurrency lock for cost efficiency

Arbitrage Scanner

- Real-time Kimchi Premium for every token traded on both Upbit and Binance (189+) - Reverse premium detection (Korean discount = buy signal) - Upbit vs Bithumb price gap scanner (domestic arbitrage) - Market share tracking (Upbit vs Bithumb volume)

Exchange Alerts

- New listing / delisting detection (market list comparison every 60s) - Investment warning flags (from Upbit official API) - Caution flags: price fluctuations, volume soaring, deposit soaring, global price differences, small account concentration

Market Movers

- 1-minute price surge/crash detection (>1% in 60 seconds) - Volume spike detection (24h change rate, >1B KRW volume) - Top 20 tokens by trading volume

AI Market Read

- 12+ data sources combined: Kimchi Premium, stablecoin premium, FX rate, Upbit/Bithumb volume TOP 5, BTC funding rate, open interest, dominance, Fear & Greed, + exchange intelligence (180+ tokens) - Claude AI generates: signal (BULLISH/BEARISH/NEUTRAL), confidence (1-10), summary, key factors, token-level alerts, risk warning

Payment

Uses the x402 protocol for micropayments. No API key, no subscription, no signup required.
- Base: USDC on Base mainnet (eip155:8453)
- Solana: USDC on Solana mainnet

Data Sources

- Upbit — Largest Korean crypto exchange (245+ KRW markets)
- Bithumb — Second largest Korean exchange (450+ markets)
- Binance — Global price reference (659+ USDT markets)
- Coinness Telegram — Korean crypto news source for sentiment analysis
- exchangerate-api.com — USD/KRW FX rate
- CoinGecko — BTC/ETH/ALT dominance
- Alternative.me — Fear & Greed Index
- Binance Futures — Funding rate, open interest
- Claude AI (Haiku 4.5) — Market analysis and sentiment interpretation

MCP Server

Connect any MCP-compatible AI agent (Claude, Cursor, etc.):

{
  "mcpServers": {
    "kr-crypto-intelligence": {
      "url": "https://mcp.printmoneylab.com/mcp"
    }
  }
}

11 tools available: get_kimchi_premium, get_kr_prices, get_fx_rate, get_stablecoin_premium, get_available_symbols, check_health, get_market_read, get_arbitrage_scanner, get_exchange_alerts, get_market_movers, get_kr_sentiment

Tech Stack

- Python / FastAPI
- x402 Payment Protocol v2 (Base + Solana USDC)
- CDP Facilitator (Coinbase Developer Platform)
- Claude AI (Haiku 4.5) for market analysis and sentiment
- FastMCP (Streamable HTTP transport)
- Cloudflare SSL
- Oracle Cloud ARM (Always Free Tier, \$0/month)

License

MIT