Model lifecycle
Deprecation calendar
Models come and go. We track every retirement so nothing you rely on disappears without warning.
Updated Oct 22, 2026
17scheduled shutdowns
72models with no published date
Month by month
October 2026
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Claude Haiku 4.5
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22
Kimi K2.6Kimi K2.7 CodeKimi K2.7 Code HighspeedChatGPT Image LatestGPT Image 1.5Qwen 3.7 Plus
23
GPT-3.5 TurboGPT-3.5 Turbo · 0125GPT-4.1 nanoGPT-4o · May 2024o3 minio4 mini
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Chronological
Models with published deprecation dates
| Date | Model | Surface | Status | Source |
|---|---|---|---|---|
| Oct 15, 2026 | Claude Haiku 4.5claude-haiku-4-5 | Chat | Earliest retirementAnthropic still lists this as active, with retirement not sooner than this date. No later shutdown date has been published. | Claude API model deprecations |
| Nov 24, 2026 | Claude Opus 4.5claude-opus-4-5 | Chat | Earliest retirementAnthropic lists this as active with retirement not sooner than this date. | Claude API model deprecations |
| Nov 30, 2026 | Claude Sonnet 4.5claude-sonnet-4-5 | Chat | Scheduled shutdownAnthropic deprecated claude-sonnet-4-5-20250929 on September 30, 2026 and retires it on November 30, 2026. The recommended replacement is claude-sonnet-5-5, which is not offered here. | Claude API model deprecations |
| Jan 6, 2027 | GPT-4o mini TTSgpt-4o-mini-tts | Voice | Scheduled shutdownOpenAI October 1, 2026 notice shuts down gpt-4o-mini-tts-2025-03-20 and gpt-4o-mini-tts-2025-12-15 on this date. This alias follows those snapshots. Recommended replacement is gpt-realtime-2.1-mini, which is not offered here. | OpenAI API deprecations |
| Jan 6, 2027 | GPT-4o mini TTS (2025-03-20)gpt-4o-mini-tts-2025-03-20 | Voice | Scheduled shutdownOpenAI October 1, 2026 notice. Recommended replacement is gpt-realtime-2.1-mini, which is not offered here. | OpenAI API deprecations |
| Jan 6, 2027 | GPT-4o mini TTS (2025-12-15)gpt-4o-mini-tts-2025-12-15 | Voice | Scheduled shutdownOpenAI October 1, 2026 notice. Recommended replacement is gpt-realtime-2.1-mini, which is not offered here. | OpenAI API deprecations |
| Jan 14, 2027 | GPT-4.1gpt-4.1 | Chat | Scheduled shutdownOpenAI October 14, 2026 notice names the snapshot gpt-4.1-2025-04-14, which this alias serves. Recommended replacement is gpt-6-luna, which is not offered here. | OpenAI API deprecations |
| Jan 14, 2027 | GPT-4.1 minigpt-4.1-mini | Chat | Scheduled shutdownOpenAI October 14, 2026 notice names the snapshot gpt-4.1-mini-2025-04-14, which this alias serves. Recommended replacement is gpt-6-luna, which is not offered here. | OpenAI API deprecations |
| Jan 14, 2027 | GPT-4ogpt-4o | Chat | Scheduled shutdownOpenAI October 14, 2026 notice. The gpt-4o alias resolves to gpt-4o-2024-08-06 and gpt-4o-2024-11-20, which shut down on this date. Recommended replacement is gpt-6-luna, which is not offered here. | OpenAI API deprecations |
| Jan 14, 2027 | GPT-4o · Aug. 2024gpt-4o-2024-08-06 | Chat | Scheduled shutdownOpenAI October 14, 2026 notice. Recommended replacement is gpt-6-luna, which is not offered here. | OpenAI API deprecations |
| Jan 14, 2027 | GPT-4o · Nov. 2024gpt-4o-2024-11-20 | Chat | Scheduled shutdownOpenAI October 14, 2026 notice. Recommended replacement is gpt-6-luna, which is not offered here. | OpenAI API deprecations |
| Jan 14, 2027 | GPT-4o minigpt-4o-mini | Chat | Scheduled shutdownOpenAI October 14, 2026 notice names the snapshot gpt-4o-mini-2024-07-18, which this alias serves. | OpenAI API deprecations |
| Jan 20, 2027 | GPT audio minigpt-audio-mini | Chat | Scheduled shutdownOpenAI July 20, 2026 notice covers the gpt-audio-mini family. Recommended replacement is gpt-audio-1.5, which is not offered here. | OpenAI API deprecations |
| Jan 20, 2027 | GPT audio mini · Dec. 2025gpt-audio-mini-2025-12-15 | Chat | Scheduled shutdownOpenAI July 20, 2026 notice covers the gpt-audio-mini family. The 2025-10-06 snapshot already shut down on July 23, 2026. Recommended replacement is gpt-audio-1.5, which is not offered here. | OpenAI API deprecations |
| Feb 5, 2027 | Claude Opus 4.6claude-opus-4-6 | Chat | Earliest retirementAnthropic lists this as active with retirement not sooner than this date. | Claude API model deprecations |
| Feb 17, 2027 | Claude Sonnet 4.6claude-sonnet-4-6 | Chat | Earliest retirementAnthropic lists this as active with retirement not sooner than this date. | Claude API model deprecations |
| Mar 15, 2027 | Nano Banana / Gemini 2.5 Flash Imagegemini-2.5-flash-image via fal | Image | Scheduled shutdownGoogle lists March 15, 2027 as the earliest shutdown date. The recommended replacement is gemini-3.1-flash-lite-image, which is not offered here. | Gemini API deprecations |
| Apr 1, 2027 | GPT-5.1gpt-5.1 | Chat | Scheduled shutdownOpenAI October 1, 2026 notice. Recommended replacement is gpt-6-sol, which is not offered here. | OpenAI API deprecations |
| Apr 1, 2027 | GPT-5.3-Codexgpt-5.3-codex | Chat | Scheduled shutdownOpenAI October 1, 2026 notice. Recommended replacement is gpt-6-sol, which is not offered here. | OpenAI API deprecations |
| Apr 1, 2027 | GPT-5.4 nanogpt-5.4-nano | Chat | Scheduled shutdownOpenAI October 1, 2026 notice. Recommended replacement is gpt-6-luna, which is not offered here. | OpenAI API deprecations |
| May 7, 2027 | Gemini 3.1 Flash-Litegemini-3.1-flash-lite | Chat | Scheduled shutdownGoogle lists May 7, 2027 as the earliest shutdown date. Recommended replacement is gemini-3.5-flash-lite. | Gemini API deprecations |
Currently active
Models with no published deprecation date
These models have no currently published shutdown date in the provider sources tracked here.
| Model | Provider | Surface | Status |
|---|---|---|---|
Claude Sonnet 5.5claude-sonnet-5-5 | Anthropic | Chat | No published date |
FLUX.1 Kontext Maxflux-kontext-max via fal | Black Forest Labs via fal | Image | No published date |
FLUX.1 Kontext Proflux-kontext-pro via fal | Black Forest Labs via fal | Image | No published date |
DeepSeek v3.1deepseek-v3p1 via Vercel AI Gateway | DeepSeek via Vercel AI Gateway | Chat | No published date |
DeepSeek v3.2deepseek-v3p2 via Vercel AI Gateway | DeepSeek via Vercel AI Gateway | Chat | No published date |
DeepSeek V4 Flashdeepseek-v4-flash via Vercel AI Gateway | DeepSeek via Vercel AI Gateway | Chat | No published date |
DeepSeek V4 Prodeepseek-v4-pro via Vercel AI Gateway | DeepSeek via Vercel AI Gateway | Chat | No published date |
ElevenLabs Flash v2.5eleven_flash_v2_5 | ElevenLabs | Voice | No published date |
Gemini 2.5 Flashgemini-2.5-flash | Chat | No published date | |
Gemini 2.5 Flash-Litegemini-2.5-flash-lite | Chat | No published date | |
Gemini 2.5 Progemini-2.5-pro | Chat | No published date | |
Gemini 3 Flash Previewgemini-3-flash-preview | Chat | No published date | |
Gemini 3.1 Pro Previewgemini-3.1-pro-preview | Chat | No published date | |
Gemini 3.5 Flashgemini-3.5-flash | Chat | No published date | |
Gemini 3.5 Flash-Litegemini-3.5-flash-lite | Chat | No published date | |
Gemini 3.6 Flashgemini-3.6-flash | Chat | No published date | |
Nano Banana 2 / Gemini 3.1 Flash Imagegemini-3.1-flash-image via fal | Google via fal | Image | No published date |
Nano Banana 2 Litegemini-3.1-flash-lite-image via fal | Google via fal | Image | No published date |
Nano Banana 2.1gemini-nano-banana-2.1 via fal | Google via fal | Image | No published date |
Nano Banana Pro / Gemini 3 Pro Imagegemini-3-pro-image via fal | Google via fal | Image | No published date |
Echoecho | just4o.chat | Chat | No published date |
Echo maxecho-max | just4o.chat | Chat | No published date |
Echo miniecho-mini | just4o.chat | Chat | No published date |
Krea 2 Turbokrea-2-turbo via fal | Krea via fal | Image | No published date |
Muse Spark Openmuse-spark-open via Vercel AI Gateway | Meta via Vercel AI Gateway | Chat | No published date |
MiniMax M2.5minimax-m2p5 via Vercel AI Gateway | MiniMax via Vercel AI Gateway | Chat | No published date |
MiniMax M3minimax-m3 via Vercel AI Gateway | MiniMax via Vercel AI Gateway | Chat | No published date |
Ministral 14Bministral-14b via Vercel AI Gateway | Mistral via Vercel AI Gateway | Chat | No published date |
Mistral Large 3mistral-large-3 via Vercel AI Gateway | Mistral via Vercel AI Gateway | Chat | No published date |
Mistral Medium 3.5mistral-medium-3.5 via Vercel AI Gateway | Mistral via Vercel AI Gateway | Chat | No published date |
Kimi K2.5kimi-k2p5 via Vercel AI Gateway | Moonshot via Vercel AI Gateway | Chat | No published date |
Nemotron 3 Ultranemotron-3-ultra via Vercel AI Gateway | NVIDIA via Vercel AI Gateway | Chat | No published date |
Nemotron 3.5 Super VLnemotron-3.5-super-vl via Vercel AI Gateway | NVIDIA via Vercel AI Gateway | Chat | No published date |
GPT Audio 1.5gpt-audio-1.5 | OpenAI | Chat | No published date |
GPT-5gpt-5 | OpenAI | Chat | No published date |
GPT-5 minigpt-5-mini | OpenAI | Chat | No published date |
GPT-5 nanogpt-5-nano | OpenAI | Chat | No published date |
GPT-5.2gpt-5.2-2025-12-11 | OpenAI | Chat | No published date |
GPT-5.4gpt-5.4 | OpenAI | Chat | No published date |
GPT-5.4 minigpt-5.4-mini | OpenAI | Chat | No published date |
GPT-5.5gpt-5.5 | OpenAI | Chat | No published date |
GPT-5.6 Lunagpt-5.6-luna | OpenAI | Chat | No published date |
GPT-5.6 Solgpt-5.6-sol | OpenAI | Chat | No published date |
GPT-5.6 Terragpt-5.6-terra | OpenAI | Chat | No published date |
GPT-6 Lunagpt-6-luna | OpenAI | Chat | No published date |
GPT-6 Solgpt-6-sol | OpenAI | Chat | No published date |
o3o3 | OpenAI | Chat | No published date |
GPT Image 2gpt-image-2 via fal | OpenAI via fal | Image | No published date |
GPT Image 2.5 Flaregpt-image-2.5-flare via fal | OpenAI via fal | Image | No published date |
GPT Image 2.5 Sunburstgpt-image-2.5-sunburst via fal | OpenAI via fal | Image | No published date |
GPT OSS 120bgpt-oss-120b via Vercel AI Gateway | OpenAI OSS via Vercel AI Gateway | Chat | No published date |
GPT OSS 120B Fastgpt-oss-120b-fast via Cerebras | OpenAI OSS via Cerebras | Chat | No published date |
GPT OSS 20bgpt-oss-20b via Vercel AI Gateway | OpenAI OSS via Vercel AI Gateway | Chat | No published date |
PixVerse C1 Videopixverse-c1-video via fal | PixVerse via fal | Video | No published date |
PixVerse V6pixverse-v6-image-to-video via fal | PixVerse via fal | Video | No published date |
Qwen 3.6 Plusqwen3p6-plus via Vercel AI Gateway | Qwen via Vercel AI Gateway | Chat | No published date |
Seedream 4.5seedream-v4.5 via fal | Seedream via fal | Image | No published date |
Seedream 5.0 Proseedream-v5-pro via fal | Seedream via fal | Image | No published date |
Inklinginkling via Vercel AI Gateway | Thinking Machines via Vercel AI Gateway | Chat | No published date |
Grok 4.3grok-4.3 | xAI | Chat | No published date |
Grok 4.5grok-4.5 | xAI | Chat | No published date |
Grok Build 0.1grok-build-0.1 | xAI | Chat | No published date |
Grok-3 Minigrok-3-mini | xAI | Chat | No published date |
Grok-4.20 Non-Reasoninggrok-4.20-beta-0309-non-reasoning | xAI | Chat | No published date |
Grok-4.20 Reasoninggrok-4.20-beta-0309-reasoning | xAI | Chat | No published date |
Grok Imaginegrok-imagine-image via fal | xAI via fal | Image | No published date |
Grok Imagine 2.0grok-imagine-image-2.0 via fal | xAI via fal | Image | No published date |
Grok Imagine Videogrok-imagine-video | xAI | Video | No published date |
Grok Voicegrok-tts | xAI | Voice | No published date |
GLM 4.7glm-4p7 via Vercel AI Gateway | Z.ai via Vercel AI Gateway | Chat | No published date |
GLM 5glm-5 via Vercel AI Gateway | Z.ai via Vercel AI Gateway | Chat | No published date |
GLM 5.2glm-5p2 via Vercel AI Gateway | Z.ai via Vercel AI Gateway | Chat | No published date |
Deprecated models
Models no longer available
These IDs have already been removed upstream or removed from the live just4o.chat selector.
| Date | Model | Surface | Status | Source |
|---|---|---|---|---|
| Mar 9, 2026 | Gemini 3 Pro Previewgemini-3-pro-preview | Chat | RemovedRemoved from the live selector after Google shut down the preview id. | Gemini API deprecations |
| Apr 16, 2026 | MiniMax M2.1minimax-m2p1 via Fireworks | Chat | RemovedFireworks metadata reports supportsServerless=false; chat completions return 404 on the serverless route. | Fireworks serverless deprecations |
| Apr 16, 2026 | Kimi K2 Thinkingkimi-k2-thinking via Fireworks | Chat | RemovedFireworks metadata reports supportsServerless=false; chat completions return 404 on the serverless route. | Fireworks serverless deprecations |
| May 15, 2026 | Grok Code Fast 1grok-code-fast-1 | Chat | RemovedxAI redirects this slug to grok-build-0.1. | xAI May 15, 2026 model retirement |
| May 15, 2026 | Grok Imagine Progrok-imagine-image-pro | Image | RemovedxAI redirected this slug to grok-imagine-image-quality, which itself retires on November 2, 2026. | xAI May 15, 2026 model retirement |
| May 15, 2026 | Grok-3grok-3 | Chat | Removed | xAI May 15, 2026 model retirement |
| May 15, 2026 | Grok-4 Fast Non-Reasoninggrok-4-fast-non-reasoning | Chat | Removed | xAI May 15, 2026 model retirement |
| May 15, 2026 | Grok-4 Fast Reasoninggrok-4-fast-reasoning | Chat | Removed | xAI May 15, 2026 model retirement |
| May 15, 2026 | Grok-4.1 Fast Non-Reasoninggrok-4-1-fast-non-reasoning | Chat | Removed | xAI May 15, 2026 model retirement |
| May 15, 2026 | Grok-4.1 Fast Reasoninggrok-4-1-fast-reasoning | Chat | Removed | xAI May 15, 2026 model retirement |
| May 25, 2026 | Gemini 3.1 Flash-Lite Previewgemini-3.1-flash-lite-preview | Chat | Removed | Gemini API deprecations |
| Jun 25, 2026 | Nano Banana 2 / Gemini 3.1 Flash Imagegemini-3.1-flash-image-preview | Image | RemovedGoogle shut this preview down on June 25, 2026. The listed replacement is now gemini-nano-banana-2.1, which is not offered here. | Gemini API deprecations |
| Jun 25, 2026 | Nano Banana Pro / Gemini 3 Pro Imagegemini-3-pro-image-preview | Image | RemovedGoogle deprecates the preview id; the GA model gemini-3-pro-image is the drop-in replacement. | Gemini API deprecations |
| Jul 23, 2026 | GPT audio mini · Oct. 2025gpt-audio-mini-2025-10-06 | Chat | Removed | OpenAI API deprecations |
| Jul 23, 2026 | GPT-5 codexgpt-5-codex | Chat | RemovedShut down July 23, 2026. OpenAI now lists gpt-5.6-sol as the replacement. | OpenAI API deprecations |
| Jul 23, 2026 | GPT-5 latestgpt-5-chat-latest | Chat | RemovedShut down July 23, 2026. OpenAI now lists gpt-5.6-sol as the replacement. | OpenAI API deprecations |
| Jul 23, 2026 | GPT-5.1 codexgpt-5.1-codex | Chat | RemovedShut down July 23, 2026. OpenAI now lists gpt-5.6-sol as the replacement. | OpenAI API deprecations |
| Jul 23, 2026 | GPT-5.1 codex minigpt-5.1-codex-mini | Chat | RemovedShut down July 23, 2026. OpenAI now lists gpt-5.6-terra as the replacement. | OpenAI API deprecations |
| Jul 23, 2026 | GPT-5.1 latestgpt-5.1-chat-latest | Chat | RemovedShut down July 23, 2026. OpenAI now lists gpt-5.6-sol as the replacement. | OpenAI API deprecations |
| Jul 26, 2026 | GLM 5.1glm-5p1 via Fireworks | Chat | RemovedFireworks decommissioned the serverless endpoint on July 26, 2026. The Vercel AI Gateway has no zero-data-retention provider for GLM 5.1. | Fireworks serverless deprecations |
| Aug 10, 2026 | GPT-5.2 latestgpt-5.2-chat-latest | Chat | RemovedShut down August 10, 2026. OpenAI now lists gpt-5.6-sol as the replacement. | OpenAI API deprecations |
| Aug 10, 2026 | GPT-5.3 latestgpt-5.3-chat-latest | Chat | RemovedShut down August 10, 2026. OpenAI now lists gpt-5.6-sol as the replacement. | OpenAI API deprecations |
| Aug 17, 2026 | Imagen 4imagen-4.0-generate-001 | Image | RemovedGoogle shut this model down on 2026-08-17. The listed replacement is gemini-nano-banana-2.1, which is not offered here. | Gemini API deprecations |
| Aug 17, 2026 | Imagen 4 Fastimagen-4.0-fast-generate-001 | Image | RemovedGoogle shut this model down on 2026-08-17. The listed replacement is gemini-nano-banana-2.1, which is not offered here. | Gemini API deprecations |
| Aug 17, 2026 | Imagen 4 Ultraimagen-4.0-ultra-generate-001 | Image | RemovedGoogle shut this model down on 2026-08-17. The listed replacement is gemini-nano-banana-2.1, which is not offered here. | Gemini API deprecations |
| Aug 17, 2026 | GLM 4.7 Fastglm-4p7-fast via Cerebras | Chat | RemovedCerebras schedules its public GLM 4.7 preview endpoint for deprecation on August 17, 2026. | Cerebras model catalog |
| Aug 27, 2026 | MiniMax M2.7 (removed)minimax-m2p7 via Fireworks | Chat | RemovedFireworks removed MiniMax M2.7 from serverless. The Vercel AI Gateway has no zero-data-retention provider for it. | Fireworks serverless deprecations |
| Sep 28, 2026 | Devstral 2 (removed)devstral-2 via Vercel AI Gateway | Chat | RemovedVercel AI Gateway no longer lists mistral/devstral-2. Chat completions return 404. | Vercel AI Gateway model catalog |
| Sep 28, 2026 | Devstral Small 2 (removed)devstral-small-2 via Vercel AI Gateway | Chat | RemovedVercel AI Gateway no longer lists mistral/devstral-small-2. Chat completions return 404. | Vercel AI Gateway model catalog |
| Sep 28, 2026 | Magistral Medium (removed)magistral-medium via Vercel AI Gateway | Chat | RemovedVercel AI Gateway no longer lists mistral/magistral-medium. Chat completions return 404. | Vercel AI Gateway model catalog |
| Sep 28, 2026 | GPT-3.5 Turbo · 1106gpt-3.5-turbo-1106 | Chat | RemovedShut down September 28, 2026. OpenAI now lists gpt-5.6-terra as the replacement. | OpenAI API deprecations |
| Oct 22, 2026 | Kimi K2.6kimi-k2p6 via Vercel AI Gateway | Chat | RemovedThe only zero-data-retention host on the Vercel AI Gateway is Chinese-headquartered, and just4o.chat does not route to Chinese hosts. | Vercel AI Gateway model catalog |
| Oct 22, 2026 | Kimi K2.7 Codekimi-k2p7-code via Vercel AI Gateway | Chat | RemovedThe only zero-data-retention host on the Vercel AI Gateway is Chinese-headquartered, and just4o.chat does not route to Chinese hosts. | Vercel AI Gateway model catalog |
| Oct 22, 2026 | Kimi K2.7 Code Highspeedkimi-k2p7-code-highspeed via Vercel AI Gateway | Chat | RemovedThe only zero-data-retention host on the Vercel AI Gateway is Chinese-headquartered, and just4o.chat does not route to Chinese hosts. | Vercel AI Gateway model catalog |
| Oct 22, 2026 | ChatGPT Image Latestchatgpt-image-latest | Image | RemovedRemoved here on October 22, 2026, when image generation moved to fal, which does not serve it. OpenAI shuts it down on December 1, 2026 and lists GPT Image 2.5 as the replacement. | OpenAI API deprecations |
| Oct 22, 2026 | GPT Image 1.5gpt-image-1.5 | Image | RemovedRemoved here on October 22, 2026, when image generation moved to fal, which does not serve it. OpenAI shuts it down on December 1, 2026 and lists GPT Image 2.5 as the replacement. | OpenAI API deprecations |
| Oct 22, 2026 | Qwen 3.7 Plusqwen3p7-plus via Vercel AI Gateway | Chat | RemovedThe only zero-data-retention host on the Vercel AI Gateway is Chinese-headquartered, and just4o.chat does not route to Chinese hosts. | Vercel AI Gateway model catalog |
| Oct 23, 2026 | GPT-3.5 Turbogpt-3.5-turbo | Chat | RemovedOpenAI April 22, 2026 legacy-snapshot notice. The alias shuts down with gpt-3.5-turbo-0125. | OpenAI API deprecations |
| Oct 23, 2026 | GPT-3.5 Turbo · 0125gpt-3.5-turbo-0125 | Chat | Removed | OpenAI API deprecations |
| Oct 23, 2026 | GPT-4.1 nanogpt-4.1-nano | Chat | RemovedOpenAI April 22, 2026 legacy-snapshot notice. The alias shuts down with gpt-4.1-nano-2025-04-14. | OpenAI API deprecations |
| Oct 23, 2026 | GPT-4o · May 2024gpt-4o-2024-05-13 | Chat | Removed | OpenAI API deprecations |
| Oct 23, 2026 | o3 minio3-mini | Chat | RemovedOpenAI April 22, 2026 legacy-snapshot notice. The alias shuts down with o3-mini-2025-01-31. | OpenAI API deprecations |
| Oct 23, 2026 | o4 minio4-mini | Chat | RemovedOpenAI April 22, 2026 legacy-snapshot notice. The alias shuts down with o4-mini-2025-04-16. | OpenAI API deprecations |
| Nov 2, 2026 | Grok Imagine Image (Quality)grok-imagine-image-quality | Image | RemovedxAI retires this slug on November 2, 2026. Requests redirect to grok-imagine-image-2.0 at low quality, which is not offered here. grok-imagine-image (1.0) is not retired. | xAI May 15, 2026 model retirement |