Unverified50% confidenceOpinionExact time
When a conversation goes deep into thousands of messages and accumulates more than 2,000 tool calls, a single small tool call error can cause the model's output quality to completely collapse
1
Sources
50%
Confidence
Long-term
Relevance
7/22/2026
First Seen
Sources
Related Claims
UnverifiedWhen the number of tools scales to dozens or hundreds, semantic overlap between tool descriptions causes the model to experience selection confusion; when the number of tools is fewer than 10, the model can typically match them accurately.70% similarVerifiedIn the ReAct framework, when the number of tools exceeds 20, both token consumption and the model's tool selection accuracy drop significantly, a problem known as 'tool overload'.70% similarUnverifiedMCP在工具数量增长到数十甚至数百个时，每次对话都需要将所有工具的Schema描述注入上下文，会造成显著的性能瓶颈69% similarUnverifiedMisrouting sends complex requests to small models with insufficient capability, producing answers that appear plausible but are actually incorrect, and the cost of this quality degradation is difficult to quantify.69% similar
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