News & guides
Agent Observability Metrics That Actually Predict Failure
Averages hide every interesting agent failure. Which counters and histograms to define, what to use as the denominator, and how to alert without drowning in noise.
· 9 min read
Agent Permission Models: Who Decides What a Tool May Do
Per-call prompts, session grants, capability scoping and policy engines. How the main agent permission models behave once real work runs through them.
· 9 min readAgent Prompt Versioning: Treat Prompts Like Deployed Code
A prompt edit is a production change with no compiler and no stack trace. How to give prompts a stable identity, trace them, roll them out and roll them back.
· 9 min readAgent Queueing and Backpressure: When to Say No
An unbounded queue in front of an agent fleet hides overload until every task is stale. Queue design, backpressure signals and shedding work on purpose.
· 9 min read
Agent Regression Suites: Catching Breaks Before Users Do
A prompt edit can silently break a workflow that worked yesterday. Here is how to build a regression suite for an agent that actually blocks merges.
· 9 min read
Agent Resumption Patterns: Restarting Without Starting Over
Picking up a stopped agent run safely: why it stopped changes how you resume, and why the world may have moved while the agent was not looking.
· 8 min readAgent Self-Correction: When Reflection Helps and When It Does Not
Asking a model to check its own work sometimes fixes real errors and sometimes invents new ones. What separates the two, and how to build for it.
· 9 min readAgent Shell Access Safety: Giving a Model a Terminal
A shell tool is the most useful and most dangerous thing you can give an agent. How to grant it without handing over the whole machine.
· 9 min readAgent State Machines: Constraining the Loop That Wanders
Giving an agent explicit states and legal transitions cuts wandering and makes failures debuggable. What it buys, what it costs, and when it is overkill.
· 8 min readAgent Task Decomposition: How Small Is Small Enough?
Breaking work into subtasks is the standard fix for agents that flail. Here is how to size the pieces so decomposition helps instead of adding overhead.
· 9 min read
Agent Test Harnesses: Testing a System That Is Not Deterministic
Agents fail intermittently, so a single passing run proves nothing. How to build a harness that measures rates rather than checking assertions.
· 9 min readAgent Timeout Strategies: Bounding a Loop That Cannot Stop
An agent has no instinct for when it has taken too long. The four limits worth setting, where to put them, and how to fail without losing the work.
· 9 min readReady to try it?
Every model behind one key. Start free and upgrade when it sticks.