Verified65% confidenceFactExact time
The tool-calling (Function Calling / Tool Use) capability enables LLMs to output structured intent instructions, which are captured by an external execution layer to actually operate on systems.
3
Sources
65%
Confidence
Long-term
Relevance
7/20/2026
First Seen
Sources
Related Claims
UnverifiedFunction Calling technology enables models to output structured tool-call instructions, with actual operations carried out by an external execution engine.78% similarUnverifiedFunction Calling (Tool Use) is a standardized mechanism for large models to invoke external tools, where developers pre-declare tool names, descriptions, and parameter schemas, and the model autonomously determines when to make a call.77% similarVerifiedTool Use (also known as Function Calling) is a core capability of modern large language models.75% similarUnverifiedSkill 在底层实现上本质是将结构化指令注入到模型的上下文窗口中，类似于定制化的 System Prompt，但具备更好的模块化和复用性74% similar
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