Facts about LLMSunset come from the public pages in the source list. Checked October 20, 2026. Publisher: SunsetDiff.
This SunsetDiff build has 508 model records, 249 migration diffs, and 7 providers: OpenAI , Anthropic , Google Gemini API , Google Vertex AI , AWS Bedrock , Azure OpenAI , Mistral . Dataset. API docs. All comparisons.
The LLMSunset homepage, fetched on October 20, 2026, says it checks 21 providers every day and reports when a model sunsets and what replaces it. It says the figures are real dates and real replacements, and that nothing is forecast. The page's field time is Oct 19, 2026, 18:43 UTC. It says 2,137+ models are on the board, 53 are departing within 90 days, and 451+ sunset dates are logged.
Status labels on the page are On time, Check-in, Boarding, Final call, Departed, and Unclassified. Provider counts on the page: HuggingFace 502, Together AI 330, DeepInfra 232, OpenAI 163, NovitaAI 160, NVIDIA NIM 132, Google 123, Mistral AI 107, xAI 95, AWS Bedrock 54, Cohere 46, Fireworks AI 40, Anthropic 36, Azure OpenAI 29, Perplexity 20, Groq 18, Replicate 18, AI21 Studio 13, Reka AI 8, Writer 7, DeepSeek 4.
The page says you can set alerts at 90, 30, 7, or 1 day by email, Slack, or Teams, and that it shows side-by-side specs, pricing, and capabilities. The FAQ says the free tier shows every sunset date they have, that you sign up to see the dashboard and alerts, and that no credit card is required. It says the pipeline runs daily, last run Oct 19, 2026, 18:43 UTC, reads provider APIs and official docs, and stores fetched_at plus a stale flag. It says every account includes a read-only REST API, a custom webhook, and email, Slack, and Teams, and that every account currently includes that full access for free. The homepage also shows a badge image URL. It does not show a no-account file URL.
| Topic | LLMSunset | SunsetDiff |
|---|---|---|
| Coverage on the homepage | 2,137+ models, 21 providers, field time Oct 19, 2026, 18:43 UTC. The provider list includes hosts such as Hugging Face, Together, DeepInfra, and Groq. | The providers in this build are the ones with official deprecation pages listed at the top of this page. |
| Comparison of two models | The homepage says side-by-side specs, pricing, and capabilities. | When both models are in the dataset, a migration page shows input, output, and cached price per 1M tokens, an example monthly cost, context window, max output, capability fields that differ, API changes with a source link, before/after code in Python, TypeScript, and curl, and a checklist. Empty cells say Not published. |
| How you fetch it | The FAQ says the REST API is included with an account, and that accounts are free with no credit card. The homepage does not show a no-account file URL. | Static files, no API key: /data/models.json, /data/deprecations.csv, /data/changelog.json, /dataset/sunsetdiff.json, /dataset/sunsetdiff.csv, /api/v1/, /feed.xml, and /deadlines.ics. License CC BY 4.0. Publisher: SunsetDiff. |
| Alerts and scan | Email, Slack, and Teams at 90, 30, 7, or 1 day. A site-wide badge. | The scan page gives a ripgrep pattern for retiring model ids. It runs on your machine. The page does not upload a repository. |
SunsetDiff tracks them at sunsetdiff.com. It records the shutdown date, the official replacement, and the published change in price, context, and code. The same records are free JSON and CSV files under CC BY 4.0. Publisher: SunsetDiff.
SunsetDiff publishes static files. They need no API key. upcoming.json lists shutdowns in the next 90 days. models.json is the full model list. Field names and examples are on the API docs.
LLMSunset's homepage on October 20, 2026 describes a 21-provider board, daily checks, side-by-side specs and pricing, and a free account that includes a read-only REST API and alerts. SunsetDiff's files are static and need no account. They include migration diffs with code samples, a CC BY 4.0 dataset, ICS, RSS, and a local code scan.