Model Comparison

Gemini Diffusion vs Mercury 2

Mercury 2 significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Gemini Diffusion outperforms in 0 benchmarks, while Mercury 2 is better at 3 benchmarks (AIME 2025, GPQA, LiveCodeBench).

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

Cost data unavailable.

Lowest available price from all providers
Wed Apr 15 2026 • llm-stats.com
Google
Gemini Diffusion
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
Inception
Mercury 2
Input tokens$0.25
Output tokens$0.75
Best providerInception
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Context Window

Maximum input and output token capacity

Only Mercury 2 specifies input context (128,000 tokens). Only Mercury 2 specifies output context (8,192 tokens).

Google
Gemini Diffusion
Input- tokens
Output- tokens
Inception
Mercury 2
Input128,000 tokens
Output8,192 tokens
Wed Apr 15 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemini Diffusion

Proprietary

Closed source

Mercury 2

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini Diffusion was released on 2025-05-20, while Mercury 2 was released on 2026-02-24.

Mercury 2 is 9 months newer than Gemini Diffusion.

Gemini Diffusion

May 20, 2025

11 months ago

Mercury 2

Feb 24, 2026

1 months ago

9mo 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

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google
Inception
Larger context window (128,000 tokens)
Higher AIME 2025 score (91.1% vs 23.3%)
Higher GPQA score (74.0% vs 40.4%)
Higher LiveCodeBench score (67.0% vs 30.9%)

Detailed Comparison

AI Model Comparison Table
Feature
Google
Gemini Diffusion
Inception
Mercury 2

FAQ

Common questions about Gemini Diffusion vs Mercury 2

Mercury 2 significantly outperforms across most benchmarks. Gemini Diffusion is made by Google and Mercury 2 is made by Inception. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Gemini Diffusion scores HumanEval: 89.6%, MBPP: 76.0%, Global-MMLU-Lite: 69.1%, LBPP (v2): 56.8%, BigCodeBench: 45.4%. Mercury 2 scores AIME 2025: 91.1%, GPQA: 74.0%, IFBench: 71.0%, LiveCodeBench: 67.0%, Tau2 Airline: 53.0%.
Gemini Diffusion supports an unknown number of tokens and Mercury 2 supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Gemini Diffusion is developed by Google and Mercury 2 is developed by Inception.