Unverified50% confidenceFactExact time
Different vendors do not support JSON Schema subsets consistently; some advanced keywords such as oneOf and patternProperties may be rejected or downgraded.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/16/2026
First Seen
Valid until: 1/14/2027
Sources
Related Entities
Related Claims
UnverifiedEven when using structured output interfaces, occasional format drift or missing fields from the model still occur, and production environments typically require adding JSON validation and exception fallback mechanisms.73% similarUnverifiedThe Go standard library encoding/json's DisallowUnknownFields() is a strict-mode option that causes decoding to return an error rather than silently ignoring fields when the JSON input contains fields not defined in the target struct.71% similarUnverifiedProviders do not send the user's JSON to the model as-is; instead they rewrite it into an internal format and add their own instructions, so the real token numbers will differ and vary by provider; it is recommended to verify by comparing the difference between with-tools and without-tools via the usage.prompt_tokens field.71% similarUnverifiedJSON语法规范要求属性名必须用双引号包裹，末尾不允许出现多余逗号，不支持注释语法70% similarUnverifiedPydantic 模型的某些高级特性（如自定义验证器、复杂联合类型）在转换为 JSON Schema 时可能存在语义损失70% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1047110API
curl https://kongchang.com/api/v1/knowledge/claims/1047110MCP
get_claim(id=1047110)