llms.txt
+200 −61
https://sunsetdiff.com/llms.txt
− [All request errors](https://sunsetdiff.com/errors/). Each page names the failure, the model change, and the source. Check dates are on the pages (2026-10-20, 2026-10-21 for the thinking budget page, and 2026-10-22 for the API version 2026-10-21 sampling page). A code block is a quoted error only when the linked source prints that sentence.− [All breaking changes](https://sunsetdiff.com/breaking-changes/). One rule per row: the old setting, the models or API version, what the source says happens, the fix, and the source URL. error_text is quoted only when that page prints the sentence. Newest check date: 2026-10-22. License CC BY 4.0.− One page per provider and exact shutdown date when at least three models share that date.− - [OpenAI models shutting down October 23, 2026](https://sunsetdiff.com/shutdowns/openai-2026-10-23/)− - [Azure OpenAI models shutting down February 9, 2027](https://sunsetdiff.com/shutdowns/azure-openai-2027-02-09/)− - [Azure OpenAI models shutting down May 15, 2027](https://sunsetdiff.com/shutdowns/azure-openai-2027-05-15/)− - [Azure OpenAI models shutting down October 14, 2027](https://sunsetdiff.com/shutdowns/azure-openai-2027-10-14/)− - [2027-11](https://sunsetdiff.com/deadlines/2027-11/)− - [AI model shutdowns in November 2027](https://sunsetdiff.com/2027/11/)− - [Is gpt-3.5-turbo being deprecated?](https://sunsetdiff.com/questions/openai/gpt-3-5-turbo/deprecated/) and [gpt-3.5-turbo shutdown date](https://sunsetdiff.com/questions/openai/gpt-3-5-turbo/shutdown-date/)− - [Is gpt-image-1 being deprecated?](https://sunsetdiff.com/questions/openai/gpt-image-1/deprecated/) and [gpt-image-1 shutdown date](https://sunsetdiff.com/questions/openai/gpt-image-1/shutdown-date/)− - [Is babbage-002 being deprecated?](https://sunsetdiff.com/questions/openai/babbage-002/deprecated/) and [babbage-002 shutdown date](https://sunsetdiff.com/questions/openai/babbage-002/shutdown-date/)− - [Is davinci-002 being deprecated?](https://sunsetdiff.com/questions/openai/davinci-002/deprecated/) and [davinci-002 shutdown date](https://sunsetdiff.com/questions/openai/davinci-002/shutdown-date/)− - [Is o4-mini being deprecated?](https://sunsetdiff.com/questions/openai/o4-mini/deprecated/) and [o4-mini shutdown date](https://sunsetdiff.com/questions/openai/o4-mini/shutdown-date/)− - [Is gemini-2.5-flash-preview-tts being deprecated?](https://sunsetdiff.com/questions/google-gemini-api/gemini-2-5-flash-preview-tts/deprecated/) and [gemini-2.5-flash-preview-tts shutdown date](https://sunsetdiff.com/questions/google-gemini-api/gemini-2-5-flash-preview-tts/shutdown-date/)− - [Is gemini-2.5-pro-preview-tts being deprecated?](https://sunsetdiff.com/questions/google-gemini-api/gemini-2-5-pro-preview-tts/deprecated/) and [gemini-2.5-pro-preview-tts shutdown date](https://sunsetdiff.com/questions/google-gemini-api/gemini-2-5-pro-preview-tts/shutdown-date/)− - [Is gemini-3.1-flash-tts-preview being deprecated?](https://sunsetdiff.com/questions/google-gemini-api/gemini-3-1-flash-tts-preview/deprecated/) and [gemini-3.1-flash-tts-preview shutdown date](https://sunsetdiff.com/questions/google-gemini-api/gemini-3-1-flash-tts-preview/shutdown-date/)− - [Is chatgpt-image-latest being deprecated?](https://sunsetdiff.com/questions/openai/chatgpt-image-latest/deprecated/) and [chatgpt-image-latest shutdown date](https://sunsetdiff.com/questions/openai/chatgpt-image-latest/shutdown-date/)− - [Is gpt-image-1.5 being deprecated?](https://sunsetdiff.com/questions/openai/gpt-image-1-5/deprecated/) and [gpt-image-1.5 shutdown date](https://sunsetdiff.com/questions/openai/gpt-image-1-5/shutdown-date/)− - [Is gpt-audio-mini being deprecated?](https://sunsetdiff.com/questions/openai/gpt-audio-mini/deprecated/) and [gpt-audio-mini shutdown date](https://sunsetdiff.com/questions/openai/gpt-audio-mini/shutdown-date/)− - [Is gpt-realtime-mini being deprecated?](https://sunsetdiff.com/questions/openai/gpt-realtime-mini/deprecated/) and [gpt-realtime-mini shutdown date](https://sunsetdiff.com/questions/openai/gpt-realtime-mini/shutdown-date/)− - [Is gpt-4o-mini-transcribe being deprecated?](https://sunsetdiff.com/questions/openai/gpt-4o-mini-transcribe/deprecated/) and [gpt-4o-mini-transcribe shutdown date](https://sunsetdiff.com/questions/openai/gpt-4o-mini-transcribe/shutdown-date/)− - [Is gpt-4o-transcribe being deprecated?](https://sunsetdiff.com/questions/openai/gpt-4o-transcribe/deprecated/) and [gpt-4o-transcribe shutdown date](https://sunsetdiff.com/questions/openai/gpt-4o-transcribe/shutdown-date/)− - [Is gpt-4o-transcribe-diarize being deprecated?](https://sunsetdiff.com/questions/openai/gpt-4o-transcribe-diarize/deprecated/) and [gpt-4o-transcribe-diarize shutdown date](https://sunsetdiff.com/questions/openai/gpt-4o-transcribe-diarize/shutdown-date/)− - [Is whisper-1 being deprecated?](https://sunsetdiff.com/questions/openai/whisper-1/deprecated/) and [whisper-1 shutdown date](https://sunsetdiff.com/questions/openai/whisper-1/shutdown-date/)− - [Is gemini-2.5-flash-image being deprecated?](https://sunsetdiff.com/questions/google-vertex/gemini-2-5-flash-image/deprecated/) and [gemini-2.5-flash-image shutdown date](https://sunsetdiff.com/questions/google-vertex/gemini-2-5-flash-image/shutdown-date/)− - [Is including and which point to this snapshot (gpt-4-0125-preview) being deprecated?](https://sunsetdiff.com/questions/openai/gpt-4-0125-preview/deprecated/) and [including and which point to this snapshot (gpt-4-0125-preview) shutdown date](https://sunsetdiff.com/questions/openai/gpt-4-0125-preview/shutdown-date/)− - [Is gpt-4-0314 being deprecated?](https://sunsetdiff.com/questions/openai/gpt-4-0314/deprecated/) and [gpt-4-0314 shutdown date](https://sunsetdiff.com/questions/openai/gpt-4-0314/shutdown-date/)− - [Is including and which point to this snapshot (gpt-4-turbo-preview) being deprecated?](https://sunsetdiff.com/questions/openai/gpt-4-turbo-preview/deprecated/) and [including and which point to this snapshot (gpt-4-turbo-preview) shutdown date](https://sunsetdiff.com/questions/openai/gpt-4-turbo-preview/shutdown-date/)− - [Is including and which point to this snapshot (gpt-4-turbo-preview-completions) being deprecated?](https://sunsetdiff.com/questions/openai/gpt-4-turbo-preview-completions/deprecated/) and [including and which point to this snapshot (gpt-4-turbo-preview-completions) shutdown date](https://sunsetdiff.com/questions/openai/gpt-4-turbo-preview-completions/shutdown-date/)− - [Is gpt-5.1-chat-latest being deprecated?](https://sunsetdiff.com/questions/openai/gpt-5-1-chat-latest/deprecated/) and [gpt-5.1-chat-latest shutdown date](https://sunsetdiff.com/questions/openai/gpt-5-1-chat-latest/shutdown-date/)− - [Is gemini-2.5-pro being deprecated?](https://sunsetdiff.com/questions/google-vertex/gemini-2-5-pro/deprecated/) and [gemini-2.5-pro shutdown date](https://sunsetdiff.com/questions/google-vertex/gemini-2-5-pro/shutdown-date/)− - [Is ft-babbage-002 being deprecated?](https://sunsetdiff.com/questions/openai/ft-babbage-002/deprecated/) and [ft-babbage-002 shutdown date](https://sunsetdiff.com/questions/openai/ft-babbage-002/shutdown-date/)− - [Is ft-davinci-002 being deprecated?](https://sunsetdiff.com/questions/openai/ft-davinci-002/deprecated/) and [ft-davinci-002 shutdown date](https://sunsetdiff.com/questions/openai/ft-davinci-002/shutdown-date/)− - [Is ft-gpt-3.5-turbo being deprecated?](https://sunsetdiff.com/questions/openai/ft-gpt-3-5-turbo/deprecated/) and [ft-gpt-3.5-turbo shutdown date](https://sunsetdiff.com/questions/openai/ft-gpt-3-5-turbo/shutdown-date/)− - [Is ft-gpt-4 being deprecated?](https://sunsetdiff.com/questions/openai/ft-gpt-4/deprecated/) and [ft-gpt-4 shutdown date](https://sunsetdiff.com/questions/openai/ft-gpt-4/shutdown-date/)− - [Is ft-gpt-4.1-nano-2025-04-14 being deprecated?](https://sunsetdiff.com/questions/openai/ft-gpt-4-1-nano-2025-04-14/deprecated/) and [ft-gpt-4.1-nano-2025-04-14 shutdown date](https://sunsetdiff.com/questions/openai/ft-gpt-4-1-nano-2025-04-14/shutdown-date/)− - [Is ft-o4-mini-2025-04-16 being deprecated?](https://sunsetdiff.com/questions/openai/ft-o4-mini-2025-04-16/deprecated/) and [ft-o4-mini-2025-04-16 shutdown date](https://sunsetdiff.com/questions/openai/ft-o4-mini-2025-04-16/shutdown-date/)− - [Is gpt-3.5-turbo-0125 being deprecated?](https://sunsetdiff.com/questions/openai/gpt-3-5-turbo-0125/deprecated/) and [gpt-3.5-turbo-0125 shutdown date](https://sunsetdiff.com/questions/openai/gpt-3-5-turbo-0125/shutdown-date/)− - [Is gpt-3.5-turbo-completions being deprecated?](https://sunsetdiff.com/questions/openai/gpt-3-5-turbo-completions/deprecated/) and [gpt-3.5-turbo-completions shutdown date](https://sunsetdiff.com/questions/openai/gpt-3-5-turbo-completions/shutdown-date/)+ - [Frameworks](https://sunsetdiff.com/frameworks/): where LangChain, LiteLLM, the Vercel AI SDK, LlamaIndex, OpenRouter, Pipecat, n8n, and Langflow store a model id. Checked 2026-10-25.+ - [Methodology](https://sunsetdiff.com/methodology/): which official pages are scraped, the 6-hour refresh, the sanity gate, last_checked, and how a conflicting shutdown date is stored.+ - [Sources](https://sunsetdiff.com/sources/): every URL stored on a model record, grouped by provider, with the model count and the latest last_checked day.+ - [Shutdown alerts](https://sunsetdiff.com/alerts/): what the free signup stores and the one welcome email it can send. RSS, the calendar, the JSON API, the MCP server, and badges need no signup.+ - [GitHub Action](https://sunsetdiff.com/github-action/): inputs and a workflow for action/action.yml. It flags deprecated, legacy, and retiring model ids.+ ## Models people look up+ Linked from the homepage. Each row is a model page with the shutdown date, the official replacement, and the sources.+ - [gpt-4o](https://sunsetdiff.com/models/openai/gpt-4o/)+ - [gpt-4.1](https://sunsetdiff.com/models/openai/gpt-4-1/)+ - [gpt-image-1](https://sunsetdiff.com/models/openai/gpt-image-1/)+ - [claude-sonnet-4-6](https://sunsetdiff.com/models/anthropic/claude-sonnet-4-6/)+ - [claude-sonnet-5-5](https://sunsetdiff.com/models/anthropic/claude-sonnet-5-5/)+ - [gemini-2.5-pro](https://sunsetdiff.com/models/google-gemini-api/gemini-2-5-pro/)+ - [gemini-2.5-flash](https://sunsetdiff.com/models/google-gemini-api/gemini-2-5-flash/)+ [All request errors](https://sunsetdiff.com/errors/). Each page names the failure, the model change, and the source. Check dates are on the pages (2026-10-20, 2026-10-21 for the thinking budget page, 2026-10-22 for the API version 2026-10-21 sampling page, 2026-10-24 for the temperature, Gemini 2.5 new-user, and Azure 410 pages, 2026-10-25 for the DeepSeek model_not_found page and the gpt-6.1-sol function tools page, 2026-10-26 for the Chat Completions user field page, 2026-10-27 for the NVIDIA + - [Function tools with reasoning_effort are not supported for gpt-6.1-sol in /v1/chat/completions](https://sunsetdiff.com/errors/gpt-6-1-sol-function-tools-chat-completions/)+ - [Unsupported parameter: 'temperature' is not supported with this model.](https://sunsetdiff.com/errors/openai-temperature-is-not-supported-with-this-model/)+ - [models/gemini-2.5-flash is no longer available to new users](https://sunsetdiff.com/errors/gemini-2-5-flash-no-longer-available-to-new-users/)+ - [This model is no longer available to new users](https://sunsetdiff.com/errors/gemini-model-no-longer-available-to-new-users/)+ - [Azure OpenAI retired models return 410 Gone](https://sunsetdiff.com/errors/azure-openai-retired-model-410-gone/)+ - [Model Not Exist](https://sunsetdiff.com/errors/deepseek-model-not-found/)+ - [Deprecated user field](https://sunsetdiff.com/errors/openai-user-parameter-deprecated/)+ - [NVIDIA hosted model has reached its end of life](https://sunsetdiff.com/errors/nvidia-hosted-model-410-gone/)+ - [Cloudflare Workers AI HTTP 410](https://sunsetdiff.com/errors/cloudflare-workers-ai-model-deprecated-410/)+ - [Fast mode on claude-opus-4-8 is removed on November 30, 2026](https://sunsetdiff.com/errors/claude-opus-4-8-fast-mode-removed/)+ - [This model version has reached the end of its life](https://sunsetdiff.com/errors/bedrock-model-version-has-reached-the-end-of-its-life/)+ [All breaking changes](https://sunsetdiff.com/breaking-changes/). One rule per row: the old setting, the models or API version, what the source says happens, the fix, and the source URL. error_text is quoted only when that page prints the sentence. Newest check date: 2026-10-25. License CC BY 4.0.+ - [function tools on POST /v1/chat/completions](https://sunsetdiff.com/breaking-changes/#openai-gpt-6-1-sol-function-tools-chat-completions) (openai)+ One page per provider and exact shutdown date when at least three models share that date. Three named dates are published with two models: Google Gemini API on 2026-12-01, AWS Bedrock on 2026-11-27, and Together AI on 2026-11-06.+ - [Together AI models shutting down November 6, 2026](https://sunsetdiff.com/shutdowns/together-2026-11-06/)+ - [Fireworks AI models shutting down November 7, 2026](https://sunsetdiff.com/shutdowns/fireworks-2026-11-07/)+ - [Nebius Token Factory models shutting down November 9, 2026](https://sunsetdiff.com/shutdowns/nebius-2026-11-09/)+ - [GitHub Copilot models shutting down November 16, 2026](https://sunsetdiff.com/shutdowns/github-copilot-2026-11-16/)+ - [MiniMax models shutting down November 18, 2026](https://sunsetdiff.com/shutdowns/minimax-2026-11-18/)+ - [AWS Bedrock models shutting down November 27, 2026](https://sunsetdiff.com/shutdowns/aws-bedrock-2026-11-27/)+ - [Google Gemini API models shutting down December 1, 2026](https://sunsetdiff.com/shutdowns/google-gemini-api-2026-12-01/)+ - [Azure OpenAI models shutting down April 14, 2027](https://sunsetdiff.com/shutdowns/azure-openai-2027-04-14/)+ - [Mistral models shutting down April 30, 2027](https://sunsetdiff.com/shutdowns/mistral-2027-04-30/)+ - [Azure OpenAI models shutting down July 13, 2027](https://sunsetdiff.com/shutdowns/azure-openai-2027-07-13/)+ - [OpenAI models shut down on October 23, 2026](https://sunsetdiff.com/shutdowns/openai-2026-10-23/)
Showing the first 40 of each.