1 Release published by 1 person

• OpenAI_2.2.0

  published Jul 3, 2025

20 Pull requests merged by 10 people

• [Workflow] Release Notes => Change Log

  #526 merged Jul 8, 2025

• [EngSys] Update .NET SDK version

  #479 merged Jul 8, 2025

• Prepare release 2.2.0 (Part 3)

  #504 merged Jul 2, 2025

• Prepare 2.2.0 release (Part 2)

  #503 merged Jul 2, 2025

• Prepare 2.2.0 release (Part 1)

  #502 merged Jul 2, 2025

• mcp usage sample

  #490 merged Jun 30, 2025

• Fix .NET 10 property directive format in sample files

  #497 merged Jun 27, 2025

• initial samples

  #489 merged Jun 26, 2025

• Added override of ChatMessageContent.ToString

  #485 merged Jun 25, 2025

• [Wofkflow] Add "needs-triage" to new issues

  #481 merged Jun 24, 2025

• Improve disposal logic in AsyncWebsocketMessageResultEnumerator to prevent multiple disposals

  #476 merged Jun 24, 2025

• Updating issue templates and configuration

  #477 merged Jun 23, 2025

• Fix bool types

  #437 merged Jun 23, 2025

• Return shared ArrayPool

  #459 merged Jun 23, 2025

• Add instructions for using a custom base URL and API key in README.md

  #467 merged Jun 22, 2025

• Add CONTRIBUTING.md

  #468 merged Jun 20, 2025

• Fix call id argument validation

  #429 merged Jun 20, 2025

• Fixed some code formatting in the Structured Output section of README

  #359 merged Jun 20, 2025

• #348 optimise dependencies

  #443 merged Jun 19, 2025

• Add string batchId overloads to CreateBatchOperation.Rehydrate methods

  #464 merged Jun 19, 2025

5 Pull requests opened by 5 people

• Create simpleprompt.cs

  #488 opened Jun 26, 2025

• Add ASP.NET Core example and update README

  #499 opened Jun 28, 2025

• feat: Add prompt parameter support for stored prompts in Responses API (Fixes #500)

  #501 opened Jun 30, 2025

• Fix generation of `StreamingResponseTextAnnotationAddedUpdate`

  #507 opened Jul 3, 2025

• Improve disposal logic in AsyncWebsocketMessageResultEnumerator to prevent multiple disposals

  #527 opened Jul 10, 2025

42 Issues closed by 12 people

• [Protocol Methods] Method rename: Support for customizing method names during generation.

  #518 closed Jul 9, 2025

• [FEATURE REQ] Responses > add raw SSE data to `StreamingResponseUpdate`

  #515 closed Jul 8, 2025

• [QUESTION] ChatTools and ResponseTools helper classes missing?

  #525 closed Jul 8, 2025

• [Protocol Methods] Attribute support: [EditorBrowsable(EditorBrowsableState.Never)] and [Experimental("OPENAI001")]

  #519 closed Jul 8, 2025

• Add IObservable support for RealtimeConversationSession updates

  #363 closed Jul 8, 2025

• Responses API Full implementation

  #400 closed Jul 8, 2025

• The "Rate limit exceeded" error causes an excessively long retry delay.

  #404 closed Jul 8, 2025

• Utf8JsonWriter Escapes Emoji and Unicode Characters Unexpectedly

  #383 closed Jul 8, 2025

• CompleteChatStreamingAsync method fails when there is a functionCall.

  #384 closed Jul 8, 2025

• Bug - CompleteChatAsync with PDF FilePart in a content of a message

  #393 closed Jul 8, 2025

• Method rename Support for customizing method names during generation. Action Item: Use client TSP to rename methods.

  #517 closed Jul 7, 2025

• [QUESTION] Usage of Experimental attribute

  #508 closed Jul 6, 2025

• Service request failed , Status: 404 (Not Found) For custom end points

  #417 closed Jul 3, 2025

• Memory leaks when have a lot of chat with files

  #399 closed Jul 3, 2025

• Rate Limit headers not exposed

  #398 closed Jul 3, 2025

• [QUESTION] How to target 'code_interpreter' as a ResponseTool?

  #487 closed Jul 3, 2025

• Thread Safe?

  #473 closed Jul 3, 2025

• ResponseClient.CreateResponse does not populate Instructions property from developer message in inputItems

  #461 closed Jul 3, 2025

• Add custom fields to the request body.

  #438 closed Jul 3, 2025

• ConversationItemStreamingPartFinishedUpdate is missing function name for response.function_call_arguments.done

  #424 closed Jul 3, 2025

• Missing TTS contract field. Please advise workaround and fix

  #411 closed Jun 27, 2025

• extra_body suport

  #496 closed Jun 27, 2025

• Beta release frequency

  #486 closed Jun 27, 2025

• [FEATURE REQ] Override ToString on ChatCompletion

  #484 closed Jun 27, 2025

• Invalid Value: 'file'. Supported values are: 'text', 'image_url', 'input_audio', 'refusal', and 'audio'

  #396 closed Jun 25, 2025

• Tool name does not match pattern

  #441 closed Jun 25, 2025

• Workflow test

  #482 closed Jun 25, 2025

• Please improve the integration with MEAI and C# MCP SDK.

  #466 closed Jun 24, 2025

• Evaluate ArrayPool usage in AsyncWebsocketMessageEnumerator

  #474 closed Jun 24, 2025

• The requested operation requires an element of type 'String', but the target element has type 'Object'

  #433 closed Jun 24, 2025

• Malformed tool call request format

  #440 closed Jun 24, 2025

• CodeInterpreterToolResources uses internal for set FileIds

  #460 closed Jun 23, 2025

• Can't leverage JSON file as UserChatMessage: Expected a file with an application/pdf MIME type, but got unsupported MIME type 'application/json'

  #450 closed Jun 23, 2025

• OpenAI API compatibility

  #416 closed Jun 22, 2025

• Tools in Response API should not be readonly

  #470 closed Jun 21, 2025

• Could not create SSL/TLS secure channel

  #454 closed Jun 21, 2025

• ChatGPT is unable to write code that calls this library due to namespace pollution

  #451 closed Jun 21, 2025

• IS THIS REPO EVEN SUPPORTED?

  #462 closed Jun 21, 2025

• Empty call IDs can't roundtrip

  #428 closed Jun 20, 2025

• OpenAI library doesn't work with Gemini's OpenAI compat endpoint

  #289 closed Jun 20, 2025

• Optimise dependencies

  #348 closed Jun 19, 2025

• Add CreateBatchOperation.Rehydrate overload taking batchId instead of a ContinuationToken

  #463 closed Jun 19, 2025

20 Issues opened by 12 people

• [Protocol Methods] Omit convenience methods: Ability to omit or customize the generation of convenience methods per operation or for all the operations.

  #524 opened Jul 7, 2025

• [Protocol Methods] Parameter removal: Ability to omit or customize certain parameters in generated methods.

  #523 opened Jul 7, 2025

• [Protocol Methods] Make method internal: Support for marking certain generated methods as `internal`.

  #522 opened Jul 7, 2025

• [Protocol Methods] LRO support: Remove LRO methods

  #521 opened Jul 7, 2025

• [Protocol Methods] Pagination support: Generated methods should support pagination patterns where applicable.

  #520 opened Jul 7, 2025

• Protocol Method Generation Support

  #516 opened Jul 7, 2025

• [Docs] Add general information about experimental use to the README

  #514 opened Jul 4, 2025

• Parsing streaming response silently fails when using "whisper" for transcription

  #513 opened Jul 3, 2025

• [FEATURE REQ] support `filename` in annotations in `ResponseMessageAnnotation` for `file_citation` and `container_file_citation`

  #510 opened Jul 3, 2025

• [FEATURE REQ] `Container` field in `InternalCodeInterpreterTool` should be `CodeInterpreterToolDefinition` instead of `BinaryData`

  #509 opened Jul 3, 2025

• [QUESTION] Many Response events are marked internal and cannot be used in 2.2.0 - why?

  #506 opened Jul 3, 2025

• [QUESTION] StreamingResponseTextAnnotationAddedUpdate ("response.output_text.annotation.added") removed from 2.2.0?

  #505 opened Jul 3, 2025

• [FEATURE REQ] Responses "prompt" attribute

  #500 opened Jun 29, 2025

• [FEATURE REQ] - Add ASP.NET Core example to "Managing the Client Object" documentation

  #498 opened Jun 27, 2025

• video type suport

  #495 opened Jun 27, 2025

• Expose `input_audio_noise_reduction` field of Realtime API

  #480 opened Jun 24, 2025

• Fix ConversationFunctionTool so that it doesn't require BinaryData and better, allow AIFunctions to be passed

  #475 opened Jun 23, 2025

• OpenAI.Files.OpenAIFileClient.GetFiles(filePurpose) returns only ~5k files

  #458 opened Jun 17, 2025

• CreateResponse fails with 400 when ResponseReasoningOptions.ReasoningSummaryVerbosity argument included

  #457 opened Jun 14, 2025

• ResponseAPI Image Generation Tool

  #455 opened Jun 11, 2025

21 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• Support for gpt-4o-transcribe and gpt-4o-mini-transcribe STT models

  #401 commented on Jun 17, 2025 • 0 new comments

• ChatFinishReasonExtensions.ToChatFinishReason

  #342 commented on Jun 17, 2025 • 0 new comments

• Set the quality for the GenerateImageEditAsync function

  #449 commented on Jun 23, 2025 • 0 new comments

• There doesn't seem to be a way to pass multiple reference images to a single generation

  #432 commented on Jun 23, 2025 • 0 new comments

• `ConversationInputTranscriptionOptions` missing `language` and `prompt` options

  #385 commented on Jun 24, 2025 • 0 new comments

• Create Response with file as a base64 data url

  #382 commented on Jun 24, 2025 • 0 new comments

• Lack of InputTokenDetails in ResponseTokenUsage in Responses API

  #388 commented on Jun 24, 2025 • 0 new comments

• Consider a SendAudio overload that allows streaming through something other than Stream

  #242 commented on Jun 24, 2025 • 0 new comments

• Race Condition: ChatClient.CompleteChatAsync Mutates Shared ChatCompletionOptions, Causing Incorrect Request Payloads in Parallel Calls

  #436 commented on Jun 25, 2025 • 0 new comments

• Add support for background mode in Resonses API

  #445 commented on Jun 25, 2025 • 0 new comments

• OpenAI.Response namespace Model Factory Missing

  #453 commented on Jun 25, 2025 • 0 new comments

• Complete conversation state remapping

  #447 commented on Jun 25, 2025 • 0 new comments

• Upload file need the custom purpose support

  #397 commented on Jun 25, 2025 • 0 new comments

• Support for code interpreter tool in Resonses API

  #448 commented on Jun 27, 2025 • 0 new comments

• Missing Instructions property in SpeechGenerationOptions

  #402 commented on Jun 27, 2025 • 0 new comments

• Add 'extra_body' Parameter to ChatCompletionOptions in .NET SDK

  #132 commented on Jun 29, 2025 • 0 new comments

• Custom Role Name support

  #394 commented on Jul 7, 2025 • 0 new comments

• OpenAI Agents should be able to use MCP Servers

  #406 commented on Jul 8, 2025 • 0 new comments

• FileUploadPurpose extion

  #365 commented on Jul 8, 2025 • 0 new comments

• OpenAi Assistant - ModifyAssistantAsync - issue with o3 Mini - 'reasoning_effort' does not support 'null' with this model.

  #360 commented on Jul 8, 2025 • 0 new comments

• fix: the GetBatch by id should be available

  #262 commented on Jun 19, 2025 • 0 new comments