Harness Engineering in LLM Tool Use via Agent-Native Reusable Tool Primitives
This work introduces Tool Primitives, a design that replaces rigid API schema-based invocation with natural language as the interface for tool calling, where each tool is wrapped with an LLM interface that handles schema resolution and execution internally, enabling natural inter-tool communication for nested and multi...
Hai-Bo Jin, Sui-Jin Wang, Xu-Chen Yu et al.
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