Series · What the science says
Answering only when it's sure: trust through verification
Manent — July 9, 2026
What makes an assistant trustworthy is not only its good answers — it's
answering confidently when it's sure, and pointing you to your expert
otherwise. In the field, this discipline is precisely what lets a
technician rely on the tool with their eyes closed.
What the research says
Answering where you're sure — and pointing elsewhere otherwise — has a name in
machine learning: selective prediction
(El-Yaniv & Wiener, 2010). The principle: a reliable system only answers
the cases where it's confident enough, trading a little coverage for a lot of
reliability.
Applied to language models, a landmark result shows they have some notion of
what they know — calibration
(Kadavath et al., 2022). A good system leans on this signal to answer when
it's solid, and to hand off when it isn't.
What we do at Manent
At Manent, this discipline is a mechanism, not an intention:
- Answer when it's supported. A source in your documents
backs the answer? Manent answers, with the page to back it up.
- Hand off when needed. A case falls outside what's documented?
Manent points you to your expert — and the question becomes a card to
validate. That moment enriches your base for next time.
- Safety, word for word. Safety instructions are quoted
verbatim, as written, or escalated to a human.
- Good behaviour, measured. In our citation bench, a
supported answer counts toward its reliability, and pointing to the expert
is recognized as the right move — never as a failure.
The test of a trustworthy assistant: ask it
a question whose answer isn't in your documents. A good assistant tells you
frankly it doesn't have the source and points you to your expert — and that's
exactly what lets you trust it the rest of the time.
Our commitment: answering when it's sure
sharply reduces risk, and is always paired with human validation before a new
answer becomes official. Trust is built by two: the AI proposes, your experts
decide.
References
- El-Yaniv, R. & Wiener, Y. (2010). On the Foundations of
Noise-free Selective Classification. JMLR.
- Kadavath, S. et al. (2022). Language Models (Mostly) Know What They
Know. (calibration of language models).
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