Robinhood VP @abhishekf96 reveals what happened when users started connecting Claude Code and Codex directly to their brokerage accounts: "In March or so, it actually wasn’t particularly clear what that product was gonna look like. Back in May, we launched an MCP that allowed customers to connect outside agents into Robinhood. They would connect their Claude Code, or they would connect their Codex, and perform actions." "A lot of customers were just using it for analysis. Some customers…