Instruments

Apathy-Motivation Index (AMI)

What it measures: apathy across three domains (behavioural activation, social motivation, emotional sensitivity).
Use cases: apathy profiling, longitudinal change, intervention targeting.

Resources: Original paper (DOI) . Caregiver version (DOI) . Child version (DOI) . Chinese version (DOI) . French version (DOI) . Italian version (DOI) . Dutch version (DOI) . Request use / translation

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Option Generation Task (OGT)

What it measures: spontaneous action generation measured by three objective metrics (fluency, uniqueness, diversity).
Available on: Android.
Use cases: motor creativity, pharmacology/mechanisms, learning research.

Resources: Current Biology Paper (DOI) . Brain Paper (DOI) . Request use

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Cognitive Motivation Task (CMT)

What it measures: willingness to invest cognitive effort for reward (model-based parameters).
Available on: Android.
Use cases: effort-based decision making, education, psychiatry.

Resources: Psychological Medicine Paper (DOI) · Request use