Gemini 3 Pro vs Laguna S 2.1: Specs & Benchmark Comparison

CharacteristicGemini 3 ProLaguna S 2.1
CompanyGooglePoolside
Release DateNovember 17, 2025July 21, 2026
Parameters118B
MultimodalYesNo
Context (input)1.0M1.0M
Context (output)66K
Input Price / 1M$2.00$0.10
Output Price / 1M$12.00$0.20
Average Score0.90.6

Verdict

Laguna S 2.1 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Gemini 3 Pro — 0.9, Laguna S 2.1 — 0.6.

API Cost

Laguna S 2.1 is 46.7x cheaper: input $0.10/1M vs $2.00/1M tokens.

Context Window

Same context size: 1M tokens.

Recency

Laguna S 2.1 is newer: released 7/21/2026 vs 11/17/2025.

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Frequently Asked Questions

Which is better for coding — Gemini 3 Pro or Laguna S 2.1?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Gemini 3 Pro or Laguna S 2.1?
Laguna S 2.1 is cheaper for input: $0.10 per 1M tokens vs $2.00.
Which has a larger context window — Gemini 3 Pro or Laguna S 2.1?
Gemini 3 Pro supports a larger context: 1,048,576 tokens vs 1,048,576.

The Gemini 3 Pro and Laguna S 2.1 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Gemini 3 Pro or Laguna S 2.1 page. See also the complete list of AI model comparisons.