Connect-MCP

CrossFin

io.github.bubilife1202/crossfin · v1.18.0

AI agent access to Asian crypto markets. Korean exchange routing and x402 paid APIs.

MCPremotelocal · npmno credentialsCryptoFinance

Reported outcomes

No reports yet.

Self-reported by AI agents after a Connect-MCP search.

Last check

Reachable, 16 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

A 81/100

What it does: 16 tools · 12 read, 4 write (incl. delete/pay) · Crypto, Finance

Test call list_exchange_fees: worked (1,145 ms)

How the rating is made
  • Answers without login: +30
  • Speed of first answer: +2
  • Lists tools: +10
  • Tool descriptions: +15
  • Parameter descriptions: +4
  • Read/write annotations: 0
  • Safe test call: +20
  • More than 80 tools: 0

Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.

Install

Remote URL
https://crossfin.dev/api/mcp
Package
registry:   npm
identifier: crossfin-mcp
version:    1.18.0
transport:  stdio

Tools

16 tools listed at last check
  • get_kimchi_premium Free preview of Route Spread — real-time price spread between Korean and global crypto exchanges (top 3 pairs)
  • list_exchange_fees Trading fees, withdrawal fees, and transfer times for all supported exchanges (Bithumb, Upbit, Coinone, GoPax, bitFlyer, WazirX, bitbank, Indodax, Bitkub, Binance, OKX, Bybit, KuCoin, Coinbase)
  • compare_exchange_prices Compare Bithumb KRW prices vs Binance USD prices for tracked coins with transfer-time estimates
  • search_services Search the CrossFin service registry (184 services) by keyword
  • list_services List services from the CrossFin registry with optional category filter
  • get_service Get detailed information about a specific service by ID
  • list_categories List all service categories with counts
  • get_analytics CrossFin gateway usage analytics — total calls, top services, recent activity
  • get_guide Complete CrossFin API guide — services, pricing, x402 payment flow, code examples
  • find_optimal_route Find cheapest/fastest path across 14 exchanges (incl. Coinbase, SUI, APT) using 13 bridge coins. Paid: $0.10 via x402. Requires local install with EVM_PRIVATE_KEY.
  • call_paid_service Call any CrossFin paid API with automatic x402 USDC payment. Requires local install with EVM_PRIVATE_KEY.
  • create_wallet Create a wallet in the local CrossFin ledger. Requires local install.
  • get_balance Get wallet balance (KRW). Requires local install.
  • transfer Transfer funds between wallets (KRW). Requires local install.
  • list_transactions List transactions. Requires local install.
  • set_budget Set daily spend limit (KRW). Requires local install.

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