Unverified50% confidenceSolutionExact time
Array format errors refer to the model outputting a string in JSON array form rather than a true array
1
Sources
50%
Confidence
Long-term
Relevance
7/22/2026
First Seen
Sources
Related Claims
UnverifiedHigh-frequency error patterns in tool calls from open-source models include: passing null values for optional fields, outputting JSON arrays as strings instead of true arrays, wrapping parameters in empty objects, and missing parameter values (e.g., offset).74% similarUnverifiedJSON supports the following data types: strings, numbers, booleans, arrays, objects, and null72% similarUnverified大语言模型（LLM）启用JSON Mode获取结构化输出时，输出本质上仍是文本，可能出现字段缺失、数据类型错误或模型幻觉导致的非预期字段69% similarUnverifiedThe developer chose the comma-separated format over JSON because JSON parsing in VBA is cumbersome.65% similarUnverifiedAgents that rely on JSON-formatted output may encounter dozens of formatting anomalies across thousands of calls, causing downstream parsing failures.65% similar
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