Articles
Engineering write-ups on durable execution, reliability, agentic systems, security, and infrastructure, from the team building Vectorbea.
2 articles
Apr 21, 2026·5 min read·Reliability
Cost Budgets and Rate Limits for Agentic Workflows
How we estimate token costs before and during a run, enforce per-run and per-workspace budgets, apply rate limits, and build kill switches that actually stop a runaway workflow.
costrate-limitingreliability
Feb 18, 2026·5 min read·Reliability
Retries, Resume, and Idempotency: The Unglamorous Core of Reliability
Step-level retries sound simple until you ask what happens when the step already had a side effect. Notes on idempotency keys, resumption, and duplicate tool calls in Vectorbea.
reliabilityidempotencyretries