Grok 3 is xAI's most advanced model, trained on the Colossus supercluster with 10 times the computational power of previous state-of-the-art models. It boasts a 1M-token context window and advanced reasoning capabilities, enhanced through large-scale reinforcement learning, enabling deep thought processes ranging from seconds to minutes for solving complex problems. The model achieves top-tier performance across academic benchmarks and real-world user evaluations, earning an Elo score of 1402 in the Chatbot Arena. It was released alongside Grok 3 Mini, a cost-efficient variant optimized for streamlined reasoning.
Amazon Nova Pro is a cutting-edge multimodal model designed to handle text, image, and video inputs with advanced processing capabilities. Featuring a 300K-token context window, it excels in document analysis, visual question answering, and complex agent-driven workflows. As part of the Amazon Nova foundation models, it supports fine-tuning and distillation, enabling deep customization for various applications.
| Grok 3 Beta | Nova Pro | |
|---|---|---|
Web Site
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Provider
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Chat
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Release Date
| ||
Modalities
| text images video | text images video |
API Providers
| xAI | Amazon Bedrock |
Knowledge Cut-off Date
| 2025-01 | Purposefully not disclosed |
Open Source
| No | No |
Pricing Input
| Not available | $0.80 per million tokens |
Pricing Output
| Not available | $3.20 per million tokens |
MMLU
| Not available | 85.9% CoT Source |
MMLU-Pro
| 79.9% Base model Source | Not available |
MMMU
| 78% With Think mode Source | Not available |
HellaSwag
| Not available | Not available |
HumanEval
| Not available | 89% pass@1 Source |
MATH
| Not available | 76.6% CoT Source |
GPQA
| 84.6% With Think mode, Diamond Source | 46.9% Main Source |
IFEval
| Not available | 92.1% Source |
SimpleQA
| - | - |
AIME 2024 | - | - |
AIME 2025 | - | - |
Aider Polyglot
| - | - |
LiveCodeBench v5
| - | - |
Global MMLU (Lite)
| - | - |
MathVista
| - | - |
Mobile Application | - |
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