Gemini 3.1 Pro Preview vs Inception: Mercury

Compare Gemini 3.1 Pro Preview by Google AI against Inception: Mercury by Inception, context windows of 1.0M vs 32K, tested across 51 shared challenges. Updated April 2026.

Which is better, Gemini 3.1 Pro Preview or Inception: Mercury?

Gemini 3.1 Pro Preview and Inception: Mercury are both competitive models. Gemini 3.1 Pro Preview costs $2/M input tokens vs $10/M for Inception: Mercury. Context windows: 1049K vs 32K tokens. Compare their real outputs side by side below.

Key Differences Between Gemini 3.1 Pro Preview and Inception: Mercury

Gemini 3.1 Pro Preview is made by google while Inception: Mercury is from inception. Gemini 3.1 Pro Preview has a 1049K token context window compared to Inception: Mercury's 32K. On pricing, Gemini 3.1 Pro Preview costs $2/M input tokens vs $10/M for Inception: Mercury.

Our Verdict
Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview
Inception: Mercury
Inception: MercuryRunner-up

No community votes yet. On paper, Gemini 3.1 Pro Preview has the edge — bigger model tier, newer, bigger context window, major provider backing.

Slight edge
Writing DNA

Style Comparison

Similarity
96%

Inception: Mercury uses 4.3x more emoji

Gemini 3.1 Pro Preview
Inception: Mercury
54%Vocabulary55%
18wSentence Length40w
0.29Hedging0.39
4.9Bold4.9
3.3Lists3.8
0.00Emoji0.04
0.72Headings1.04
0.14Transitions0.03
Based on 23 + 17 text responses
vs

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Gemini 3.1 Pro PreviewInception: Mercury

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
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