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ReAct: Reasoning and Acting in One LLM Loop
6 minAI
The foundational agent pattern from Yao et al. interleaves a short reasoning trace with a single tool call, then folds the observation back into the next step. Simple in shape, strong on grounded reasoning benchmarks.
Workflows Versus Agents in LLM Systems
7 minAI
The term agent has become overloaded, and the overloading is expensive. A system in which the language model controls its own flow costs more to run and more to debug. The default should be a workflow.