Last sync landed 1,200 rows in Posts vs. your 7-day baseline of ~4,600. Users and Votes streams also below threshold. Three dbt models depending on Posts have not refreshed since yesterday.
An agent watches one thing and acts on it. Not a workflow, just a standing watch that usually does nothing and acts the moment it should.
An agent does what you'd do, and only what you've authorized.
It acts on the same governed metrics as your dashboards, and every action is logged and traceable.
It alerts and recommends on its own; anything that changes data is yours to approve.
Point a new agent at a throwaway channel and watch its judgment before it touches anything real.
It remembers what it already flagged and waits before acting again, so it won't alert you about the same thing twice.
It reconciles row counts, schema shape, and freshness of every stream against your warehouse tables and dbt expectations after each sync, so broken ingestion never silently poisons a dashboard you shipped to the team.
When a sync introduces a new column, drops a field, or changes a type in Posts or Users, the agent flags exactly what shifted and which downstream models depend on it, so you fix the transform before anyone files a ticket.
When vote velocity spikes, comment volume drops off a cliff, or badge distribution skews in a way that breaks your test assumptions, it tells you what changed and which cohorts are affected, so your sample dataset keeps behaving the way your pipeline tests expect.
Beyond alerts and write-backs, an agent can run arbitrary Python, so it can do whatever the task actually requires: call an API, kick off a job, reshape the data, or wire into your own tooling. The action space is yours to define.
You could rig one of these with a cron job and a Slack webhook in an afternoon. The watching is the easy part. Here's what you'd own forever, and don't, here:
Every Stack Overflow Sample Data object, modeled and query-ready the moment you connect.
It runs on the real Stack Exchange public dump (orphaned post links, deleted-user placeholders, and test-era artifacts included), not a sanitized extract.
A message in the channel you choose, with the context and a button to act on it.
A summary in the inbox of the people who need to see it.
A payload to your own systems, to wire the agent into whatever you already run.
A flag written back to your warehouse for everything downstream to pick up.
Kick the question to Fi to investigate the why and propose the fix.
Expose it to your own agents and tools over MCP, and drive it from your stack.
Run it in your own VPC or fully self-hosted. Everything it does is pure SQL and Python you can inspect.
Fi is your AI analyst. It helps you build and customize everything in Definite, including the agents that watch and act.
Your AI analyst. Ask questions in plain English, and let it help you build and customize everything in Definite, including your agents.
Meet Fi →The watchers and actors. Once you've built one, it runs on its own, keeping an eye on what matters and acting the way you would.
Autonomous agents →