.env.example

# KaiSign MCP Server - Environment Variables
# Copy this file to .env and fill in your values

# ─── Bankrbot Integration ───────────────────────────────────
# Required for Bankrbot transaction building features
BANKR_API_KEY=
# Optional: Custom Bankrbot API endpoint
# BANKR_API_URL=https://api.bankr.bot

# ─── KaiSign API ────────────────────────────────────────────
# Optional: Custom KaiSign API endpoint
# KAISIGN_API_URL=https://kai-sign-production.up.railway.app

# ─── RPC URLs ───────────────────────────────────────────────
# Optional: Override default public RPC endpoints
# Using authenticated RPCs (Alchemy, Infura, etc.) is recommended for production

# Ethereum Mainnet (Chain ID: 1)
# ETH_RPC_URL=https://eth-mainnet.g.alchemy.com/v2/YOUR_KEY

# Base (Chain ID: 8453)
# BASE_RPC_URL=https://base-mainnet.g.alchemy.com/v2/YOUR_KEY

# Optimism (Chain ID: 10)
# OPTIMISM_RPC_URL=https://opt-mainnet.g.alchemy.com/v2/YOUR_KEY

# Arbitrum (Chain ID: 42161)
# ARBITRUM_RPC_URL=https://arb-mainnet.g.alchemy.com/v2/YOUR_KEY

# Sepolia Testnet (Chain ID: 11155111) - Used for KaiSign Registry
# SEPOLIA_RPC_URL=https://eth-sepolia.g.alchemy.com/v2/YOUR_KEY