fintech

AI Agents

How a Mid-Size Fintech's AI Agent Deployment Collapsed Under Cascading Webhook Timeout Failures , and the Idempotency-First, Event-Driven Callback Architecture That Rebuilt Their Multi-Tenant Pipeline From the Ground Up

In early 2026, a mid-size B2B fintech company we'll call ClearLedger was nine months into what their CTO had proudly described in an all-hands meeting as "the most ambitious AI deployment in the company's history." They had embedded a fleet of LLM-powered AI agents