# Ampersend SDK Environment Variables # Copy this file to .env and fill in your values GOOGLE_API_KEY= OPENAI_API_KEY= EXAMPLES_A2A_BUYER__PRIVATE_KEY= EXAMPLES_A2A_BUYER__SELLER_AGENT_URL=http://localhost:8001 EXAMPLES_A2A_SELLER__PAY_TO_ADDRESS= TS__EXAMPLES__FASTMCP_X402_SERVER__PAY_TO_ADDRESS= TS__MCP_PROXY__BUYER_PRIVATE_KEY= TS__EXAMPLES__LANGCHAIN_MCP__PRIVATE_KEY= TS__EXAMPLES__LANGCHAIN_MCP__MCP_SERVER_URL=http://localhost:8080/mcp