Resources

Blog

Engineering notes and product updates from the Callheim team.

Engineering2026-06-01

Why we chose local AI over generative AI for incident management

The case for deterministic, private AI in environments where incident data cannot be sent to a third-party LLM.

Engineering2026-05-15

16,700 alerts per minute: how we validated our AIOps engine

Our load-testing methodology, results, and what p99 27.8s means for real-world on-call operations.

Product2026-05-01

Transparent per-seat pricing vs PagerDuty's plan-gated bill: a TCO analysis

How PagerDuty's plan-gating and $699/mo AIOps add-on compound as teams grow, and how transparent per-seat pricing with every feature included changes the math.

Replace PagerDuty for a fraction of the per-seat price.

Private AI, no third-party LLM. Every feature. Starter $9 · Pro $15 · Business $29 per user/mo.