Confirmed model releases
AI model releases in December 2025
The confirmed release record for December 2025, grouped by provider and linked to the primary source used for each date.
December 2025
6 releases across 5 providers
Confirmed releases
| Release | Provider | Confirmed | Evidence | BenchLM |
|---|---|---|---|---|
| December 2025· 6 releases | ||||
| GPT-5.2-Codex |  | Exact day | OpenAI | Benchmarks |
| GPT-5.2 family3 model variants | | Exact day | OpenAI | Benchmarks |
| Amazon Nova 2 Lite and Nova 2 Pro2 model variants |  | Exact day | AWS | Benchmarks |
| Mistral 3 family4 model variants |  | Exact day | Mistral | Benchmarks |
| DeepSeek V3.22 model variants |  | Exact day | DeepSeek | Benchmarks |
| Gemini 3 Flash |  | Month precision | Benchmarks | |