Unverified50% confidenceFactExact time
Model APIs such as OpenAI's and Anthropic's accept only a subset of JSON Schema keywords, and the remaining constraints are either ignored or downgraded to natural language descriptions.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/15/2026
First Seen
Valid until: 1/13/2027
Sources
Related Entities
Related Claims
UnverifiedOpenAI、Anthropic等主流模型API均支持在调用时传入JSON Schema以约束输出格式76% similarVerifiedOpenAI's Structured Output is based on Constrained Sampling technology, which allows only tokens conforming to the current JSON Schema constraints to be sampled at each decoding step, thereby mathematically guaranteeing the validity of the output format.75% similarUnverifiedMainstream LLM platforms including OpenAI, Anthropic, and Google Gemini already support passing in JSON Schema at the API level to constrain model generation.74% similarVerifiedRelay API services are typically compatible with the OpenAI API format and only require modifying the Base URL and API Key to connect.71% similar
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