Unreliable webhooks - predictable delivery, retries, and observability

Unreliable webhooks - predictable delivery, retries, and observability targets a $4.8B = 800,000 software businesses x $6K ACV, target is any company running production webhooks that need guaranteed delivery and observability. Rationale: there are hundreds of thousands of SaaS and platform companies worldwide, many of which embed webhooks for integrations, payments, and notifications; mid-market and enterprise customers pay for reliability and SLAs. total addressable market with medium saturation and a year-over-year growth rate of 15-25% annual growth for API and event-infrastructure segments, driven by serverless and integration platform adoption.

Key trends driving demand: Event-driven architectures -- more systems emit events rather than direct API calls, increasing webhook volume and criticality; Cloud-native adoption -- serverless and managed pubsub make webhook delivery infrastructure cheaper and easier to operate; Observability expectation -- teams expect the same tracing and replay tools for webhooks as they do for HTTP APIs; Third-party integrations growth -- SaaS platforms increasingly rely on webhooks to connect partner ecosystems, raising consequences of missed events.