Unverified50% confidenceOpinionExact time
CogniRunner's default fail-open behavior is silent: there is no alerting, no counting metric, and no visibility into the number of fail-open occurrences, so operators cannot perceive that validation has been bypassed.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/14/2026
First Seen
Valid until: 1/12/2027
Sources
Related Entities
Related Claims
UnverifiedSilent failure refers to a situation where a system encounters an unexpected state without throwing an error or warning, instead continuing to run in a degraded or unintended manner, which is considered harder to debug than a crash.69% similarUnverifiedCache failures are silent: prompts shorter than the minimum length threshold will not be cached and no error is raised, so measurement and verification are essential.66% similarUnverifiedWhen the system interrupts a response due to token quota limits, rate limiting, or computing resource constraints, users often only see a loading indicator with no clear notification, resulting in a silent failure.65% similarUnverifiedhallpass adopts a fail-closed policy, where when the result is unknown (including situations that cannot be evaluated such as timeouts and rate limiting), the tool does not execute the operation.65% similarUnverifiedSilent failure of navigation software (where the system outputs erroneous data without triggering an alert) is considered in engineering to be a high-risk scenario more difficult to guard against than overt failure.65% similar
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