Unverified50% confidenceSolutionExact time
Markdown mode has no separate restrictor mechanism; simply send output=md together with the original json_restrictor parameter, and SerpApi will filter fields first and then render to Markdown.
1
Sources
50%
Confidence
Long-term
Relevance
10/20/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe AI Mode content returned by SERP API is in Markdown format by default.70% similarUnverifiedSerpApi has added a Markdown output format, enabled by adding the output=md parameter to requests, covering over 100 APIs at the same cost as JSON searches.64% similarVerifiedJSON Mode only guarantees that the output is valid JSON without constraining the field structure; Structured Outputs enforces output conforming to a predefined JSON Schema at the syntactic level by applying a finite state machine (FSM) to constrain the token sampling path during the decoding phase.61% similarUnverifiedOpenAI's Structured Outputs mode enforces JSON Schema-compliant output at the token sampling level through constrained decoding technology, completely eliminating formatting errors, a hard constraint that ordinary Function Calling does not possess.60% similarUnverifiedLlamaParse's output is typically a structured Markdown or JSON intermediate representation, rather than a simple linear text stream.58% similar
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