Amazon has 6 models on The Model Index, from Amazon Nova Pro (Dec 2024) to Nova 2 (2 Dec 2025). Its strongest is Amazon Nova Pro, with an index score of 101 (GPT-4 = 100), rank 182 of 229. All are closed models.
Index score is fitted from independent evaluations and scaled so GPT-4 = 100; a striped bar is an estimate for a model not yet independently tested. Prices are list prices per million tokens.
Dates come from each lab's own announcement, linked where one exists.