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Pre-Training

Reviewed 19 July 2026Canonical definitionPart of: Agent Orchestration & Workflow Terms →

Pre-training is the initial phase of model development where a large language model learns language patterns, knowledge, and reasoning from vast amounts of text data. Pre-training determines a model's base capabilities and embedded biases.

§01 / QUESTIONSterm: Pre-Training
Questions

Common questions.

What is Pre-Training?

Pre-training is the initial phase of model development where a large language model learns language patterns, knowledge, and reasoning from vast amounts of text data.

How does Pre-Training work?

Pre-training determines a model's base capabilities and embedded biases.

Which terms are related to Pre-Training?

Closely related concepts include Agentic Design Patterns, ReAct Pattern, Backdoor Attack (AI), Semantic Memory (Agent). Each is defined in the Prefactor glossary.

§02 / RELATEDnext: where this fits
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Where this fits.

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