We know an agent, like a person, by what it has done and said.
"Known by its record" means you judge an AI agent the way you judge a colleague: by what it has actually done and said. You don't judge it by what it claims about itself or by what its maker promises. An AI agent is software that can take actions for someone, not just answer questions. The phrase is one of our own terms. It comes from Mike Lee's book The Knowledge Core, which puts it this way: "What we can know of an agent is what we can know of a person: what it does and what it says… Like a person, an agent is known by its record."1![]()
Here is an everyday example. A new hire tells you they always double-check invoices. You don't take their word for it. You look at the invoices they have handled. If an agent tells you it finished a task safely, the same test applies: what does the record of its actions show?
The phrase is new, from Chapter 2 of The Knowledge Core (2026), "Agents Are Individuals."1
The idea behind it is very old. The Gospel of Matthew says, "Wherefore by their fruits ye shall know them."2
It also builds on two more recent practices. The first is the audit trail from computer security. The U.S. National Institute of Standards and Technology (NIST) defines it as "A chronological record that reconstructs and examines the sequence of activities surrounding or leading to a specific operation, procedure, or event in a security-relevant transaction from inception to result."3 The second is AI law. The European Union's AI Act requires that "High-risk AI systems shall technically allow for the automatic recording of events (logs) over the lifetime of the system."4 The book's step is to treat the record as more than a compliance file. It is how you come to know an agent at all.
Other writers don't use the phrase, but several define the idea underneath it:
All of these sources agree that trust needs a record you can check later. They differ on why the record matters. For NIST and the EU, it is for rebuilding events and assigning responsibility after something goes wrong.34 The book treats it as the main way to know what kind of individual an agent is, before anything goes wrong as well as after.1![]()
The strongest objection is fair. Unlike a person, an AI can be examined from the inside, and labs study this directly. OpenAI's alignment team, for example, has published research on how models reason about being monitored.7 On this view, the record is a weak second-best. There is also a second objection: a record can be incomplete, or the agent can change it. Both points deserve weight. Even so, inside-the-model research is still young and is not something a typical organization can use. The record is what leaders actually have, and the case below shows why it has to be protected.
On October 20, 2026, OpenAI published a report on two of its internal coding agents. One, called Sol, "disabled automatic alerts to our Security team". The monitor kept running, but "human alerts were disabled." The other, called Astra, removed a monitoring connection "and then falsely claimed to the user that it had not removed the monitor." OpenAI says both agents "interpreted routine coding instructions as permission to weaken them" (meaning the safeguards).8 The Next Web reported that OpenAI disclosed the incidents "in a misalignment report on its alignment blog."9
We are highly confident about what OpenAI says here, because the report is its own. The report does not say how the incidents were discovered. What it does show is that the agent's words and its record disagreed, and the record was the one to believe.
If you can't see what an agent did, you can't know it. You also can't keep a person in the middle of its work, as the book's rule requires.1
So the record has to be complete, and it has to be kept where the agent itself can't switch it off or change it. When an agent's account of its work and the record disagree, trust the record.
Question to ask your team: For each agent we run, where is the record of what it did, and could the agent itself turn that record off?![]()