Expired65% confidenceFactExact time
JSON was popularized by Douglas Crockford around 2001, and its syntax is directly derived from JavaScript object literals.
3
Sources
65%
Confidence
Medium-term (~90 days)
Relevance
7/3/2026
First Seen
Valid until: 10/1/2026(expired)
Sources
Related Claims
UnverifiedJSON 由 Douglas Crockford 于 2001 年正式规范化（RFC 4627，后更新为 RFC 8259）75% similarUnverifiedThe Structured Output package supports two constraint methods: JSON schema and regular expressions (regex).59% similarUnverifiedCrankwave 采用 JSON 格式来定义引擎参数，开发者无需修改源代码即可描述不同引擎结构58% similarVerifiedJSON Schema is a specification for describing and validating JSON data structures, capable of defining field requirements, data types, and value ranges.57% similar
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