Agents

Tool Use

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Definition

The ability of an agent to invoke external functions, APIs, or services to extend its capabilities beyond text generation.

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Tool use transforms LLMs from text generators into capable agents that can take actions in the world.

Common Tools

  • Web search
  • Code execution
  • Database queries
  • API calls
  • File operations

Challenges

  • Tool selection accuracy
  • Error handling
  • Security boundaries
  • Cost management
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