Changes to `/v1/responses` — OpenAI Responses API (MVP, stateless single-turn).

added the optional property error/reason to the response with the 400 status

added the optional property error/reason to the response with the 404 status

added the optional property error/reason to the response with the 413 status

added the optional property error/reason to the response with the 503 status

added the optional property oneOf[#/components/schemas/OpenAIErrorEnvelope]/error/reason to the response with the 500 status

added the new optional header request parameter X-SIE-Remote

added the optional property usage/input_tokens_details to the response with the 200 status

the request property input/oneOf[subschema #2]/items/content/oneOf[subschema #2]/items/text became required

the max_output_tokens request property's min was increased to 1.00

the model request property's minLength was increased from 0 to 1

the max_output_tokens request property format changed from int32 to no format

the max_output_tokens request property's max was set to 4294967295.00

the temperature request property's max was set to 3.4028234663852886e+38

the temperature request property's min was set to 0.00

added the new output_text enum value to the request property input/oneOf[subschema #2]/items/content/oneOf[subschema #2]/items/type

added the media type application/json for the response with the status 200

added the non-success response with the status 413

the seed request property's max was set to 9223372036854775808.00

the seed request property's min was set to -9223372036854775808.00

endpoint added

api path removed without deprecation