Model Comparison

Mercury 2 vs Nova Pro

Mercury 2 significantly outperforms across most benchmarks. Mercury 2 is 3.7x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Mercury 2 outperforms in 1 benchmarks (GPQA), while Nova Pro is better at 0 benchmarks.

Mercury 2 significantly outperforms across most benchmarks.

Wed Apr 15 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Mercury 2 costs less

For input processing, Mercury 2 ($0.25/1M tokens) is 3.2x cheaper than Nova Pro ($0.80/1M tokens).

For output processing, Mercury 2 ($0.75/1M tokens) is 4.3x cheaper than Nova Pro ($3.20/1M tokens).

In conclusion, Nova Pro is more expensive than Mercury 2.*

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

Lowest available price from all providers
Wed Apr 15 2026 • llm-stats.com
Inception
Mercury 2
Input tokens$0.25
Output tokens$0.75
Best providerInception
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 Mercury 2's 128,000 tokens. Nova Pro can generate longer responses up to 300,000 tokens, while Mercury 2 is limited to 8,192 tokens.

Inception
Mercury 2
Input128,000 tokens
Output8,192 tokens
Amazon
Nova Pro
Input300,000 tokens
Output300,000 tokens
Wed Apr 15 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Nova Pro supports multimodal inputs, whereas Mercury 2 does not.

Nova Pro can handle both text and other forms of data like images, making it suitable for multimodal applications.

Mercury 2

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.

Mercury 2

Proprietary

Closed source

Nova Pro

Proprietary

Closed source

Release Timeline

When each model was launched

Mercury 2 was released on 2026-02-24, while Nova Pro was released on 2024-11-20.

Mercury 2 is 15 months newer than Nova Pro.

Mercury 2

Feb 24, 2026

1 months ago

1.3yr 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

Mercury 2 is available from Inception. Nova Pro is available from Bedrock.

Mercury 2

inception logo
Inception
Input Price:Input: $0.25/1MOutput Price:Output: $0.75/1M

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

Inception
Less expensive input tokens
Less expensive output tokens
Higher GPQA score (74.0% vs 46.9%)
Amazon
Larger context window (300,000 tokens)
Supports multimodal inputs

Detailed Comparison

AI Model Comparison Table
Feature
Inception
Mercury 2
Amazon
Nova Pro

FAQ

Common questions about Mercury 2 vs Nova Pro

Mercury 2 significantly outperforms across most benchmarks. Mercury 2 is made by Inception and Nova Pro is made by Amazon. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Mercury 2 scores AIME 2025: 91.1%, GPQA: 74.0%, IFBench: 71.0%, LiveCodeBench: 67.0%, Tau2 Airline: 53.0%. Nova Pro scores ARC-C: 94.8%, GSM8k: 94.8%, DocVQA: 93.5%, IFEval: 92.1%, ChartQA: 89.2%.
Mercury 2 is 3.2x cheaper for input tokens. Mercury 2 costs $0.25/M input and $0.75/M output via inception. Nova Pro costs $0.80/M input and $3.20/M output via bedrock.
Mercury 2 supports 128K 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 (128K vs 300K), input pricing ($0.25 vs $0.80/M), multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.
Mercury 2 is developed by Inception and Nova Pro is developed by Amazon.