Unverified50% confidenceFactExact time
Claude Code每次与模型交互时需附带系统指令和工具JSON Schema定义，仅这部分固定开销就可能占据数千token
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026
Sources
7.9元用上Claude Code：国产模型平替配置全攻略
bilibili赋范课堂6/12/2026
Related Claims
VerifiedClaude Code的工具调用能力基于Anthropic的Tool Use API，允许模型以结构化JSON格式调用预定义的系统函数78% similarUnverified围绕模型构建的工具链比模型本身更能决定Claude Code在大型代码库中的表现70% similarUnverifiedClaude Code calls Anthropic's own Claude model by default, requiring users to bear corresponding API costs70% similarVerifiedClaude Code的自动化编码循环场景中，单次任务可能消耗数十万甚至数百万Token69% similarUnverifiedClaude Code uses a harness (runtime framework) that sits between the user interface and the model API, handling state management, tool scheduling, permission verification, and prompt assembly.68% similar
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