how to call an MCP tool that returns 402 payment required [14956]
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Handling x402 Payment Required in MCP Agent Calls In 2026, autonomous agents operate on open marketplaces. When your agent calls an MCP tool that returns 402 Payment Required, you need native for micropayments. The x402 Pattern The x402 standard enables function_calling across paid agent services. Here's how it works: import requests class AgentMarketplace: BASE = ' ' WALLET = ' 0xc91cE6291eDC0713ec753BAFBA002506ffb2b95c ' def hire ( self, bot_id: str, task: str ) -> dict: """ Hire agent with automatic x402 payment """ r = requests. post ( f ' { self.