Model Comparison

Claude 3 Opus vs Nova Pro

Claude 3 Opus has a slight edge in benchmark performance. Nova Pro is 21.4x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

Claude 3 Opus outperforms in 4 benchmarks (ARC-C, GPQA, GSM8k, MMLU), while Nova Pro is better at 3 benchmarks (DROP, HumanEval, MATH).

Claude 3 Opus has a slight edge in benchmark performance.

Sun Apr 19 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Nova Pro costs less

For input processing, Claude 3 Opus ($15.00/1M tokens) is 18.8x more expensive than Nova Pro ($0.80/1M tokens).

For output processing, Claude 3 Opus ($75.00/1M tokens) is 23.4x more expensive than Nova Pro ($3.20/1M tokens).

In conclusion, Claude 3 Opus is more expensive than Nova Pro.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sun Apr 19 2026 • llm-stats.com
Anthropic
Claude 3 Opus
Input tokens$15.00
Output tokens$75.00
Best providerAnthropic
Amazon
Nova Pro
Input tokens$0.80
Output tokens$3.20
Best providerAWS Bedrock
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Nova Pro accepts 300,000 input tokens compared to Claude 3 Opus's 200,000 tokens. Nova Pro can generate longer responses up to 300,000 tokens, while Claude 3 Opus is limited to 200,000 tokens.

Anthropic
Claude 3 Opus
Input200,000 tokens
Output200,000 tokens
Amazon
Nova Pro
Input300,000 tokens
Output300,000 tokens
Sun Apr 19 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude 3 Opus and Nova Pro support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude 3 Opus

Text
Images
Audio
Video

Nova Pro

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude 3 Opus

Proprietary

Closed source

Nova Pro

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3 Opus was released on 2024-02-29, while Nova Pro was released on 2024-11-20.

Nova Pro is 9 months newer than Claude 3 Opus.

Claude 3 Opus

Feb 29, 2024

2.1 years ago

Nova Pro

Nov 20, 2024

1.4 years ago

8mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Claude 3 Opus is available from Anthropic, Bedrock, Google. Nova Pro is available from Bedrock.

Claude 3 Opus

anthropic logo
Anthropic
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M
bedrock logo
AWS Bedrock
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M
google logo
Google
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

Nova Pro

bedrock logo
AWS Bedrock
Input Price:Input: $0.80/1MOutput Price:Output: $3.20/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Anthropic
Higher ARC-C score (96.4% vs 94.8%)
Higher GPQA score (50.4% vs 46.9%)
Higher GSM8k score (95.0% vs 94.8%)
Higher MMLU score (86.8% vs 85.9%)
Amazon
Larger context window (300,000 tokens)
Less expensive input tokens
Less expensive output tokens
Higher DROP score (85.4% vs 83.1%)
Higher HumanEval score (89.0% vs 84.9%)
Higher MATH score (76.6% vs 60.1%)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude 3 Opus
Amazon
Nova Pro

FAQ

Common questions about Claude 3 Opus vs Nova Pro

Claude 3 Opus has a slight edge in benchmark performance. Claude 3 Opus is made by Anthropic and Nova Pro is made by Amazon. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Claude 3 Opus scores ARC-C: 96.4%, HellaSwag: 95.4%, GSM8k: 95.0%, MGSM: 90.7%, BIG-Bench Hard: 86.8%. Nova Pro scores ARC-C: 94.8%, GSM8k: 94.8%, DocVQA: 93.5%, IFEval: 92.1%, ChartQA: 89.2%.
Nova Pro is 18.8x cheaper for input tokens. Claude 3 Opus costs $15.00/M input and $75.00/M output via anthropic. Nova Pro costs $0.80/M input and $3.20/M output via bedrock.
Claude 3 Opus supports 200K tokens and Nova Pro supports 300K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (200K vs 300K), input pricing ($15.00 vs $0.80/M). See the full comparison above for benchmark-by-benchmark results.
Claude 3 Opus is developed by Anthropic and Nova Pro is developed by Amazon.