Model Tracker
Aurora
Aurora is an AI model made by Microsoft. Microsoft released it on 3 June 2024. Its weights are open. Its licence is MIT.
In inglese
- Released
- 3 June 2024 — www.microsoft.com, read 16 October 2026
- Status
- Not confirmed: two readings disagree: preview and ga
- Takes
- Not confirmed: Microsoft describes the input type as “data,” not as any of the register’s permitted modalities (text, image, audio, video, code).
- Returns
- Not confirmed: Microsoft describes the output type as “data,” not as any of the register’s permitted modalities (text, image, audio, video, code).
- Open weights
- Yes — www.microsoft.com, read 16 October 2026
- Licence
- MIT — www.microsoft.com, read 16 October 2026
- Context window
- Not confirmed: The maker’s pages do not print a standard context window in tokens for Aurora.
- Longest answer
- Not confirmed: The maker’s pages do not print a standard maximum output length in tokens for Aurora.
- Knowledge cutoff
- Not confirmed: The maker’s pages do not state a knowledge-cutoff date for Aurora.
- API price, input
- Not confirmed: The maker’s pricing page does not publish a standard per-token input price for Aurora.
- API price, output
- Not confirmed: The maker’s pricing page does not publish a standard per-token output price for Aurora.
- Where
- API, Downloadable weights, Cloud marketplaces — ai.azure.com, read 16 October 2026
- Parameters
- 1,300,000,000 — www.microsoft.com, read 16 October 2026
- Model card
- Not confirmed: two readings disagree: https://huggingface.co/microsoft/aurora and https://www.microsoft.com/en-us/research/publication/aurora-a-foundation-model-for-the-earth-system/
Questions
When was Aurora released?
Microsoft released Aurora on 3 June 2024.
Are the weights of Aurora open?
Yes: Microsoft publishes the weights of Aurora for download.
What is the licence of Aurora?
The licence of Aurora is MIT, as Microsoft names it.
How many parameters does Aurora have?
Aurora has 1,300,000,000 parameters, as Microsoft publishes it.
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- MAI-Image-2.5
- MAI-Image-2.5-Flash
- MAI-Image-2.5-Pro
- MAI-Image-2.6
- MAI-Image-2.6-Flash
- MAI-Thinking-1
- MAI-Transcribe-1
- MAI-Transcribe-2
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- Phi-3-small-128k-instruct
- Phi-3-small-8k-instruct
- Phi-4-reasoning-plus
- Phi-4-reasoning-vision-15B
Sources
- Introducing Aurora: The first large-scale foundation model of the atmosphere (read 16 October 2026)
- Aurora | Model Catalog | Microsoft Foundry (read 16 October 2026)
- Aurora Forecasting - Microsoft Research: Faq (read 16 October 2026)
- microsoft/aurora (read 16 October 2026)
- Aurora Forecasting - Microsoft Research (read 16 October 2026)
- Foundry Models Pricing | Microsoft Azure (read 16 October 2026)