Hear2Act: Benchmarking When Prosody Should Change What an Assistant Does
Prosodic cues can convey task-relevant information that alters the trajectory and outcome of a task-oriented dialogue, even when the words themselves remain unchanged. Yet existing benchmarks typically evaluate prosodic perception, response appropriateness, and task-oriented dialogue in isolation, making it difficult to test whether prosodic evidence changes downstream decisions. We introduce Hear2Act, a unified evaluation protocol for text and spoken assistants with 480 persona-grounded scenarios, hidden user concerns, and objectively verifiable outcomes. For each scenario, we keep the task and user needs fixed while varying whether the same concern is conveyed explicitly in words or pri...
| Authors | Xinyi Liu, Hooshang Nayyeri, Dilek Hakkani-Tur et al. |
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| Primary category | cs.CL |
| Published | 20 August 2026 |
| Last updated at source | 21 August 2026 |
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