GPT-5 Nano vs Nova Pro 1.0 (Comparative Analysis)
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Comparative Analysis: GPT-5 Nano vs. Nova Pro 1.0
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Overview
Nova Pro 1.0 was released 8 months before GPT-5 Nano.
 GPT-5 Nano |  Nova Pro 1.0 | |
|---|---|---|
Model Provider The organization behind this AI's development | OpenAI | Amazon |
Input Context Window Maximum input tokens this model can process at once | 400K tokens | 300K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 128K tokens | 5.1K tokens |
Release Date When this model first became publicly available | August 7, 2025 11 months ago August 7th, 2025 | December 5, 2024 1 year ago December 5th, 2024 |
Knowledge Cutoff Latest training-data date reported by the provider | May 31, 2024 | October 31, 2024 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
GPT-5 Nano | Nova Pro 1.0 | |
|---|---|---|
Input Types Supported input formats | 📝Text🖼️Image📁File | 📝Text🖼️Image |
Reasoning Controls Defaults and configurable reasoning effort | Always enabledEffort: High, Medium, Low, MinimalDefault: Medium | Not reported |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | GPT | Nova |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning Mode✓Content Moderation | ✓Function CallingStructured OutputReasoning Mode✓Content Moderation |
Pricing
GPT-5 Nano is roughly 0.06x less expensive compared to Nova Pro 1.0 for input tokens and roughly 0.1x less expensive for output tokens.
| GPT-5 Nano | Nova Pro 1.0 | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.05 per million tokens | $0.80 per million tokens |
Output Token Cost Cost per million output tokens | $0.40 per million tokens | $3.20 per million tokens |
Web Search Cost Additional cost for each web search operation | $0.01 per search | Not specified |
Cache Read Cost Cost to reuse cached input tokens | $0.0050 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between GPT-5 Nano and Nova Pro 1.0.
| GPT-5 Nano | Nova Pro 1.0 | |
|---|---|---|
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,135 Elo (#78 in Website (48.9% win rate)) | 830 Elo (#115 in Website (21.4% win rate)) |
At a Glance
Quick overview of what makes GPT-5 Nano and Nova Pro 1.0 unique.
GPT-5 Nano by OpenAI understands both text and images, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 400K token context window. Very affordable at $0.05/M input and $0.40/M output tokens. Includes built-in content moderation for safer outputs. Released August 7th, 2025.Nova Pro 1.0 by Amazon understands both text and images, can use external tools and APIs. It can handle standard conversations with its 300K token context window. Reasonably priced at $0.80/M input and $3.20/M output tokens. Includes built-in content moderation for safer outputs. Released December 5th, 2024.Explore More Comparisons
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Compare Nova Pro 1.0 with:
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Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
📢Marketing
Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
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