Changes to Create items

added the new optional request property items/items/oneOf[subschema #1: Input message]/content/oneOf[subschema #2: Input item content list]/items/oneOf[subschema #1: Input text]/prompt_cache_breakpoint/ttl

added the new optional request property items/items/oneOf[subschema #1: Input message]/content/oneOf[subschema #2: Input item content list]/items/oneOf[subschema #2: Input image]/prompt_cache_breakpoint/ttl

added the new optional request property items/items/oneOf[subschema #1: Input message]/content/oneOf[subschema #2: Input item content list]/items/oneOf[subschema #3: Input file]/prompt_cache_breakpoint/ttl

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #1: Input message]/content/items/oneOf[subschema #1: Input text]/prompt_cache_breakpoint/ttl

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #1: Input message]/content/items/oneOf[subschema #2: Input image]/prompt_cache_breakpoint/ttl

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #1: Input message]/content/items/oneOf[subschema #3: Input file]/prompt_cache_breakpoint/ttl

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #27: Custom tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #1: Input text]/prompt_cache_breakpoint/ttl

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #27: Custom tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #2: Input image]/prompt_cache_breakpoint/ttl

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #27: Custom tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #3: Input file]/prompt_cache_breakpoint/ttl

added the optional property data/items/oneOf[#/components/schemas/FunctionToolCallOutputResource]/allOf[subschema #1: Function tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #1: Input text]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/FunctionToolCallOutputResource]/allOf[subschema #1: Function tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #2: Input image]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/FunctionToolCallOutputResource]/allOf[subschema #1: Function tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #3: Input file]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[subschema #1: Message]/content/items/oneOf[subschema #1: Input text]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[subschema #1: Message]/content/items/oneOf[subschema #7: Input image]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[subschema #1: Message]/content/items/oneOf[subschema #8: Computer screenshot]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[subschema #1: Message]/content/items/oneOf[subschema #9: Input file]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[subschema #29: Custom tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #1: Input text]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[subschema #29: Custom tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #2: Input image]/prompt_cache_breakpoint/ttl to the response with the 200 status

added the optional property data/items/oneOf[subschema #29: Custom tool call output]/output/oneOf[subschema #2: output content list]/items/oneOf[subschema #3: Input file]/prompt_cache_breakpoint/ttl to the response with the 200 status

the request property default value changed from gpt-image-1 to gpt-image-2

the request property default value changed from gpt-image-1 to gpt-image-2

the response's property default value changed from gpt-image-1 to gpt-image-2 for the status 200

the response's property default value changed from gpt-image-1 to gpt-image-2 for the status 200

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #8: Function tool call output]/output/oneOf[subschema #2]/items/oneOf[subschema #1: Input text]/prompt_cache_breakpoint/anyOf[subschema #1: Prompt cache breakpoint]/ttl

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #8: Function tool call output]/output/oneOf[subschema #2]/items/oneOf[subschema #2: Input image]/prompt_cache_breakpoint/anyOf[subschema #1: Prompt cache breakpoint]/ttl

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #8: Function tool call output]/output/oneOf[subschema #2]/items/oneOf[subschema #3: Input file]/prompt_cache_breakpoint/anyOf[subschema #1: Prompt cache breakpoint]/ttl

the response property data/items/oneOf[subschema #5: Web search tool call]/action/oneOf[subschema #3: Find action]/url became optional for the status 200

response property data/items/oneOf[subschema #5: Web search tool call]/action/oneOf[subschema #3: Find action]/url list-of-types was widened by adding types null to media type application/json of response 200

the request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #6: Web search tool call]/action/oneOf[subschema #3: Find action]/url became optional

request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #6: Web search tool call]/action/oneOf[subschema #3: Find action]/url list-of-types was widened by adding types null to media type application/json

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/error

added the optional property data/items/oneOf[subschema #6: Image generation call]/error to the response with the 200 status

removed NamespaceToolParam from the items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items request property oneOf list

added ToolSearchOutputNamespaceToolParam to the items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items request property oneOf list

added the optional property error/misalignment/review_target to the response with the 400 status

added the optional property error/misalignment/review_target to the response with the 404 status

added the optional property error/misalignment/review_target to the response with the 429 status

added the optional property error/misalignment/review_target to the response with the 500 status

removed the required property data/items/oneOf[#/components/schemas/ComputerToolCallOutputResource]/allOf[subschema #2]/id from the response with the 200 status

the response property data/items/oneOf[subschema #5: Web search tool call]/action became optional for the status 200

the request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #6: Web search tool call]/action became optional

removed subschema #2 from the items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #2: File search]/filters/anyOf[#/components/schemas/Filters]/anyOf[subschema #2: Compound Filter]/filters/items request property oneOf list

removed subschema #2 from the items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #2: File search]/filters/anyOf[#/components/schemas/Filters]/anyOf[subschema #2: Compound Filter]/filters/items request property oneOf list

added CompoundFilter to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #2: File search]/filters/anyOf[#/components/schemas/Filters]/anyOf[subschema #2: Compound Filter]/filters/items response property oneOf list for the response status 200

added CompoundFilter to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #2: File search]/filters/anyOf[#/components/schemas/Filters]/anyOf[subschema #2: Compound Filter]/filters/items response property oneOf list for the response status 200

added CompoundFilter to the items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #2: File search]/filters/anyOf[#/components/schemas/Filters]/anyOf[subschema #2: Compound Filter]/filters/items request property oneOf list

added CompoundFilter to the items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #2: File search]/filters/anyOf[#/components/schemas/Filters]/anyOf[subschema #2: Compound Filter]/filters/items request property oneOf list

removed subschema #2 from the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #2: File search]/filters/anyOf[#/components/schemas/Filters]/anyOf[subschema #2: Compound Filter]/filters/items response property oneOf list for the response status 200

removed subschema #2 from the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #2: File search]/filters/anyOf[#/components/schemas/Filters]/anyOf[subschema #2: Compound Filter]/filters/items response property oneOf list for the response status 200

added the non-success response with the status 400

added the non-success response with the status 404

added the non-success response with the status 500

request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #6: MCP tool]/connector_id deprecated

request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #6: MCP tool]/connector_id deprecated

response property data/items/oneOf[AdditionalTools]/tools/items/oneOf[subschema #6: MCP tool]/connector_id deprecated

response property data/items/oneOf[ToolSearchOutput]/tools/items/oneOf[subschema #6: MCP tool]/connector_id deprecated

the items/items/oneOf[subschema #2: Item]/oneOf[subschema #14: Compaction item]/encrypted_content request property's maxLength was increased from 20971520 to 104857600

removed subschema #1 subschema #2 from the items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/size request property anyOf list

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/action

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/background

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/output_format

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/revised_prompt

added subschema #1 to the items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/size request property anyOf list

added the optional property data/items/oneOf[subschema #6: Image generation call]/action to the response with the 200 status

added the optional property data/items/oneOf[subschema #6: Image generation call]/background to the response with the 200 status

added the optional property data/items/oneOf[subschema #6: Image generation call]/output_format to the response with the 200 status

added the optional property data/items/oneOf[subschema #6: Image generation call]/revised_prompt to the response with the 200 status

added subschema #1 to the data/items/oneOf[subschema #6: Image generation call]/size response property anyOf list for the response status 200

removed subschema #1 subschema #2 from the data/items/oneOf[subschema #6: Image generation call]/size response property anyOf list for the response status 200

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/quality

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #15: Image generation call]/size

added the optional property data/items/oneOf[subschema #6: Image generation call]/quality to the response with the 200 status

added the optional property data/items/oneOf[subschema #6: Image generation call]/size to the response with the 200 status

removed subschema #1 from the items/items/oneOf[subschema #2: Item]/oneOf[subschema #25: MCP tool call -> subschema #26: MCP tool call]/error request property anyOf list

added ResponseConfigurationUpdate to the data/items response property oneOf list for the response status 200

added the new gpt-image-2 enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2 enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2-2026-04-21 enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2-2026-04-21 enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-flare enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-flare enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-flare-2026-09-08 enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-flare-2026-09-08 enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-sunburst enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-sunburst enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-sunburst-2026-09-08 enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-sunburst-2026-09-08 enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new incomplete enum value to the data/items/oneOf[subschema #5: Web search tool call]/status response property for the response status 200

added the new max enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/quality response property for the response status 200

added the new max enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/quality response property for the response status 200

added the new xhigh enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/quality response property for the response status 200

added the new xhigh enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/quality response property for the response status 200

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #12: Custom tool]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[#/components/schemas/FunctionToolParam]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[subschema #2: Custom tool]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #1: Function]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #5: Web search]/external_web_access

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #12: Custom tool]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[#/components/schemas/FunctionToolParam]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[subschema #2: Custom tool]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #1: Function]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #5: Web search]/external_web_access

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #27: Custom tool call -> subschema #28: Custom tool call]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #7: Function tool call]/async

added the new optional request property items/items/oneOf[subschema #3: Compaction trigger]/id

added MCPToolCallError to the items/items/oneOf[subschema #2: Item]/oneOf[subschema #25: MCP tool call -> subschema #26: MCP tool call]/error request property anyOf list

added the new gpt-image-2 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2-2026-04-21 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2-2026-04-21 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-flare enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-flare enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-flare-2026-09-08 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-flare-2026-09-08 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-sunburst enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-sunburst enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-sunburst-2026-09-08 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-sunburst-2026-09-08 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new incomplete enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #6: Web search tool call]/status

added the new max enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/quality

added the new max enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/quality

added the new xhigh enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/quality

added the new xhigh enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/quality

the items/items/oneOf[subschema #2: Item]/oneOf[subschema #13: Compaction item -> subschema #14: Compaction item]/encrypted_content request property's maxLength was increased from 10485760 to 20971520

added ResponseConfigurationUpdateItemParam to the items/items/oneOf[subschema #2: Item] request property oneOf list

added the non-success response with the status 429

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #12: Custom tool]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[#/components/schemas/FunctionToolParam]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[subschema #2: Custom tool]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #1: Function]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #5: Web search]/external_web_access to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/FunctionToolCallResource]/allOf[subschema #1: Function tool call]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #12: Custom tool]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[#/components/schemas/FunctionToolParam]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[subschema #2: Custom tool]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #1: Function]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #5: Web search]/external_web_access to the response with the 200 status

added the optional property data/items/oneOf[subschema #27: Custom tool call -> subschema #28: Custom tool call]/async to the response with the 200 status

added MCPToolCallError to the data/items/oneOf[subschema #26: MCP tool call -> subschema #27: MCP tool call]/error response property anyOf list for the response status 200

removed subschema #1 from the data/items/oneOf[subschema #26: MCP tool call -> subschema #27: MCP tool call]/error response property anyOf list for the response status 200

added the new gpt-image-2.5-flare enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-flare enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-flare-2026-09-08 enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-flare-2026-09-08 enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-sunburst enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-sunburst enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-sunburst-2026-09-08 enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2.5-sunburst-2026-09-08 enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new max enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/quality response property for the response status 200

added the new max enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/quality response property for the response status 200

added the new xhigh enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/quality response property for the response status 200

added the new xhigh enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/quality response property for the response status 200

added the new gpt-image-2.5-flare enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-flare enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-flare-2026-09-08 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-flare-2026-09-08 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-sunburst enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-sunburst enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-sunburst-2026-09-08 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2.5-sunburst-2026-09-08 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new max enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/quality

added the new max enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/quality

added the new xhigh enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/quality

added the new xhigh enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/quality

added the new incomplete enum value to the data/items/oneOf[subschema #5: Web search tool call]/status response property for the response status 200

added the new incomplete enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #6: Web search tool call]/status

added ResponseConfigurationUpdate to the data/items response property oneOf list for the response status 200

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #12: Custom tool]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[#/components/schemas/FunctionToolParam]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[subschema #2: Custom tool]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #1: Function]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #12: Custom tool]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[#/components/schemas/FunctionToolParam]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[subschema #2: Custom tool]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #1: Function]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #27: Custom tool call -> subschema #28: Custom tool call]/async

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[subschema #7: Function tool call]/async

added ResponseConfigurationUpdateItemParam to the items/items/oneOf[subschema #2: Item] request property oneOf list

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #12: Custom tool]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[#/components/schemas/FunctionToolParam]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[subschema #2: Custom tool]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #1: Function]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/FunctionToolCallResource]/allOf[subschema #1: Function tool call]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #12: Custom tool]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[#/components/schemas/FunctionToolParam]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #13: Namespace]/tools/items/oneOf[subschema #2: Custom tool]/async to the response with the 200 status

added the optional property data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #1: Function]/async to the response with the 200 status

added the optional property data/items/oneOf[subschema #27: Custom tool call -> subschema #28: Custom tool call]/async to the response with the 200 status

added the optional property error/misalignment to the response with the 429 status

removed the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/prompt_cache_breakpoint

removed the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/prompt_cache_breakpoint from the response with the 200 status

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/prompt_cache_breakpoint

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/prompt_cache_breakpoint to the response with the 200 status

added the new optional request property items/items/oneOf[subschema #3: Compaction trigger]/id

added the new gpt-image-2 enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2 enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2-2026-04-21 enum value to the data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2-2026-04-21 enum value to the data/items/oneOf[#/components/schemas/ToolSearchOutput]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2] response property for the response status 200

added the new gpt-image-2 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2-2026-04-21 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

added the new gpt-image-2-2026-04-21 enum value to the request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #9: Image generation tool]/model/anyOf[subschema #2]

the items/items/oneOf[subschema #2: Item]/oneOf[subschema #13: Compaction item]/encrypted_content request property's maxLength was increased from 10485760 to 20971520

removed subschema #1 from the items/items/oneOf[subschema #2: Item]/oneOf[subschema #25: MCP tool call]/error request property anyOf list

removed subschema #1 from the data/items/oneOf[subschema #26: MCP tool call]/error response property anyOf list for the response status 200

added the non-success response with the status 429

added MCPToolCallError to the items/items/oneOf[subschema #2: Item]/oneOf[subschema #25: MCP tool call]/error request property anyOf list

added MCPToolCallError to the data/items/oneOf[subschema #26: MCP tool call]/error response property anyOf list for the response status 200

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/AdditionalToolsItemParam]/tools/items/oneOf[subschema #5: Web search]/external_web_access

added the new optional request property items/items/oneOf[subschema #2: Item]/oneOf[#/components/schemas/ToolSearchOutputItemParam]/tools/items/oneOf[subschema #5: Web search]/external_web_access

added the optional property data/items/oneOf[#/components/schemas/AdditionalTools]/tools/items/oneOf[subschema #5: Web search]/external_web_access to the response with the 200 status