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OLIVIA: Online Learning via Inference-time Action Adaptation for Decision Making in LLM ReAct Agents

ArXiv CS.AI12h ago
auto_awesomeAI Summary

OLIVIA is an inference-time adaptation technique that enables LLM-based ReAct agents to improve action selection on-the-fly during deployment. By learning from accumulated experiences across related tasks, the method reduces tool call errors and latency without requiring model retraining, addressing a critical gap in making deployed AI agents more reliable and efficient.

Key Takeaways

  • OLIVIA enables LLM agents to adapt and improve during deployment without retraining the underlying model.
  • The method reduces cumulative action-selection errors that waste tool calls and increase latency in multi-step tasks.
  • Goes beyond existing prompting-based adaptation by learning from inference-time observations across related sequential tasks.

New method helps AI agents learn and improve their decision-making during deployment without retraining.

trending_upWhy It Matters

As LLM agents move into production environments handling repeated similar tasks, the ability to learn and improve without expensive retraining becomes crucial for reliability and cost-efficiency. OLIVIA addresses a real deployment challenge where small errors compound into significant system failures and wasted resources. This advancement could make AI agents substantially more practical for enterprise use cases requiring consistent, high-quality performance over time.

FAQ

What is a ReAct agent and why does it need adaptation?expand_more
ReAct agents interleave reasoning, action selection, and observation to solve multi-step tasks. They need adaptation because small action-selection errors accumulate over multiple steps, wasting resources and reducing reliability in deployed settings.
How does OLIVIA differ from existing inference-time adaptation methods?expand_more
Unlike methods relying primarily on prompting or retrieval, OLIVIA learns directly from inference-time observations and feedback across related tasks, enabling genuine improvement without model retraining.
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