Model Comparison

Claude Sonnet 4.6 vs Nova Pro

Claude Sonnet 4.6 significantly outperforms across most benchmarks. Nova Pro is 4.3x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Claude Sonnet 4.6 outperforms in 1 benchmarks (GPQA), while Nova Pro is better at 0 benchmarks.

Claude Sonnet 4.6 significantly outperforms across most benchmarks.

Tue Apr 21 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Nova Pro costs less

For input processing, Claude Sonnet 4.6 ($3.00/1M tokens) is 3.8x more expensive than Nova Pro ($0.80/1M tokens).

For output processing, Claude Sonnet 4.6 ($15.00/1M tokens) is 4.7x more expensive than Nova Pro ($3.20/1M tokens).

In conclusion, Claude Sonnet 4.6 is more expensive than Nova Pro.*

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

Lowest available price from all providers
Tue Apr 21 2026 • llm-stats.com
Anthropic
Claude Sonnet 4.6
Input tokens$3.00
Output tokens$15.00
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 Sonnet 4.6's 200,000 tokens. Nova Pro can generate longer responses up to 300,000 tokens, while Claude Sonnet 4.6 is limited to 64,000 tokens.

Anthropic
Claude Sonnet 4.6
Input200,000 tokens
Output64,000 tokens
Amazon
Nova Pro
Input300,000 tokens
Output300,000 tokens
Tue Apr 21 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Sonnet 4.6 and Nova Pro support multimodal inputs.

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

Claude Sonnet 4.6

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 Sonnet 4.6

Proprietary

Closed source

Nova Pro

Proprietary

Closed source

Release Timeline

When each model was launched

Claude Sonnet 4.6 was released on 2026-02-17, while Nova Pro was released on 2024-11-20.

Claude Sonnet 4.6 is 15 months newer than Nova Pro.

Claude Sonnet 4.6

Feb 17, 2026

2 months ago

1.2yr newer
Nova Pro

Nov 20, 2024

1.4 years ago

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 Sonnet 4.6 is available from Anthropic. Nova Pro is available from Bedrock.

Claude Sonnet 4.6

anthropic logo
Anthropic
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

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

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Key Takeaways

Anthropic
Higher GPQA score (89.9% vs 46.9%)
Amazon
Larger context window (300,000 tokens)
Less expensive input tokens
Less expensive output tokens

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Sonnet 4.6
Amazon
Nova Pro

FAQ

Common questions about Claude Sonnet 4.6 vs Nova Pro

Claude Sonnet 4.6 significantly outperforms across most benchmarks. Claude Sonnet 4.6 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 Sonnet 4.6 scores Tau2 Telecom: 97.9%, Tau2 Retail: 91.7%, GPQA: 89.9%, MMMLU: 89.3%, SWE-Bench Verified: 79.6%. Nova Pro scores ARC-C: 94.8%, GSM8k: 94.8%, DocVQA: 93.5%, IFEval: 92.1%, ChartQA: 89.2%.
Nova Pro is 3.8x cheaper for input tokens. Claude Sonnet 4.6 costs $3.00/M input and $15.00/M output via anthropic. Nova Pro costs $0.80/M input and $3.20/M output via bedrock.
Claude Sonnet 4.6 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 ($3.00 vs $0.80/M). See the full comparison above for benchmark-by-benchmark results.
Claude Sonnet 4.6 is developed by Anthropic and Nova Pro is developed by Amazon.