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Responses API + Structured Outputs (gpt-5.6-luna): garbage tokens (foreign scripts / leaked reasoning) inside string values right before the closing quote — identical request via Chat Completions is clean
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3
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221
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August 13, 2026
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Structured Output Schema Validation Changed Without Notice — Previously Valid Schemas Now Rejected
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1
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147
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June 19, 2026
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Hallucinations in structured output when the source data is light
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4
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848
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June 12, 2026
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Structured output: JSON output is sometimes concatenated with itself (+ \n)
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2
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107
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May 31, 2026
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Allow `"annotation-only" keywords (like `description`, `title`, and `examples`) for $ref keywords when using JSON structured output
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1
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89
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February 23, 2026
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Actuallyrelevant.news -- AI news curation finds the news that matter to humanity
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2
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178
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February 17, 2026
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"min-" & "maxItems" are not supported in Structured Output
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4
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2828
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February 14, 2026
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Duplicated structured output content
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6
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865
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January 26, 2026
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Function calling with recursive variant in an `anyOf` erroneously collapses to the simplest schema-valid variant
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0
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78
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January 26, 2026
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Degraded Performance on gpt-4.1-mini ft
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27
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1018
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January 25, 2026
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Web search on Responses API breaks inline citations when passed a pydantic data model as text_format
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3
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383
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December 28, 2025
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Responses API documentation on structured outputs is lacking
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7
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2918
|
December 20, 2025
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Inconsistent output with Pydantic
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1
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88
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December 10, 2025
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Streaming mode with structured output in Responses API
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1
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426
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December 6, 2025
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Tool arguments of type object are silently dropped from tool definitions passed to the model
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2
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193
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December 6, 2025
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Harmony-based GPT-5 models return malformed structured outputs (SDK ≥ 1.100.2)
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7
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978
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November 28, 2025
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Realtime API: workaround for lack of Structured Output?
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5
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1153
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November 23, 2025
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Deep research api structured output
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2
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263
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November 21, 2025
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Limitations on enum values in Structured Outputs
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2
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3484
|
November 14, 2025
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TIP: API creation of structured (strict) output - documentation improved a bit, with helper code
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1
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830
|
November 10, 2025
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Structured Outputs example broken (node.js: triggering Zod version discovered)
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6
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1849
|
October 24, 2025
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Realtime tools: enum not enforced; invalid strings slip through
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2
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213
|
October 19, 2025
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$ref pointers with escaped characters in strict structured output
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1
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118
|
October 9, 2025
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Schema additionalProperties must be false when strict is true
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6
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8461
|
October 2, 2025
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[SERVER-SIDE ISSUE] High token cost for non-Latin characters in structured output descriptions
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1
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205
|
September 10, 2025
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Lark grammar length limit is too low
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0
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95
|
September 7, 2025
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Tool call streaming doesn't stream
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11
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1190
|
September 5, 2025
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`FunctionTool` runtime behavior contradicts OpenAPI spec
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0
|
91
|
September 3, 2025
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New to the Responses API (C#) and having trouble performing both an upload and returning structured output
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1
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1071
|
August 30, 2025
|
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Streaming structured outputs field by field?
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2
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451
|
August 13, 2025
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