Unverified50% confidenceFactExact time
When the model decides whether to call a tool, it has only three things in hand: the name, the description and the parameter schema.
1
Sources
50%
Confidence
Long-term
Relevance
10/16/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedA model's entire knowledge of a tool comes only from three fields—the tool's name, description, and parameter schema—and it cannot see the implementation code, database structure, or comments.79% similarUnverifiedThe three dimensions of identity, tool scope, and task context must be passed in at the PEP as structured fields, transferring the judgment from the model to a policy engine rather than letting the model judge on its own.74% similarUnverifiedThe actual invocation of tools is not performed by the large model; the model is only responsible for outputting which tool to call and its parameters, while the client is what truly executes the tool function.73% similarVerifiedThe quality of a tool's description directly determines whether the model can select the correct tool; vague descriptions cause the model to call the wrong tool or pass incorrect parameters.73% similarUnverifiedTool specifications typically include three key components: function name, natural language description, and typed parameter schema.72% similar
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