{"resource":"https://api.agentmercantile.com/v1/transaction-gas-preflight","service":"Agent Mercantile","areas":["travel"],"answering":true,"http_status":402,"latency_ms":112,"price_usdc":0.005,"buyers_30d":4,"calls_30d":4,"description":"Return bounded factual eth_estimateGas units and recent eth_feeHistory execution-fee evidence for one unsigned Ethereum or Base transaction. Not execution, signing, custody, trading, or a guaranteed final cost. Call when you need point-in-t","id":"7368def4bf5e","category":"Blockchain reads","checked_day":"2026-10-11","page":"https://velliumandco.com/sellers/7368def4bf5e"}