Kubai Kevin

9 articles tagged Agent

Agent reliability: 7 metrics users trust

Seven agent reliability metrics that reflect user trust, how to compute each from existing logs, and which to instrument first.

16 min read · 14 October 2026

Agent audit trails: event log vs state snapshots

Event sourcing and state snapshots solve different audit problems for AI agents. Compare causal reconstruction, debugging fidelity, cost, and replay limits.

13 min read · 12 October 2026

Multi-agent systems: why failures hide

Why multi-agent LLM pipelines fail silently, and how per-agent tracing, schema validation, budget enforcement, and loop detection make those failures loud.

13 min read · 18 September 2026

Ship evals before your agent ships

Agent evals fail when they only test the happy path. Build outcome-based evals from shadow traffic, wire them into CI, and catch regressions before users do.

16 min read · 31 August 2026

Agent permissions: the mistake that breaks production

How to build desktop agents that survive no-admin Windows environments: COM automation, per-user installs, heartbeats, and failure design, with code.

17 min read · 30 July 2026

Agent auth: the silent deployment killer

How agent identity breaks under jitter, power loss, and low-end devices, and the fallback, rotation, and caching patterns that keep auth working.

13 min read · 30 July 2026

Agents keep breaking prod: 3 boundary rules you still need

Agents that mutate external state fail silently when 2xx is mistaken for completion. Three boundary rules: outcome polling, schema drift gates, atomic claims.

14 min read · 17 July 2026

Agent context: short-term vs long-term memory

Compare Redis-style short-term agent context with Postgres event logs: latency, durability, auditability, cost, and how to measure each.

15 min read · 9 July 2026

Detect lazy agents without false alarms

Success/fail gates miss agents that keep running while producing harmful output. Measure outcomes instead, with a worked predictor design and decision rules.

14 min read · 4 July 2026