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GoogleGemini 3.6 FlashVSxAIGrok 4.3

Analysis by:the whichllmmodel Editorial Team|Updated: June 2026

Our Take

Standardized reasoning and coding benchmarks are currently pending verification for one or both of these models. We recommend testing Gemini 3.6 Flash and Grok 4.3 directly in their respective provider playgrounds to see which fits your specific prompt styles best.
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Model Specs

Gemini 3.6 Flash

Benchmarks & Scores

Coding (swe-bench-pro)
58.7%

excellent at multi-file repositories, autonomous agents, and industrial codebases

Reasoning (gpqa-diamond)Winner (+2.9%)
93%

graduate-level science QA

Cost & Context

Cost (per 1M tokens)
$3.00Input: $1.50 | Output: $7.50
Context Window
1.05M tokens
Model Specs

Grok 4.3

Benchmarks & Scores

Coding (swe-bench-pro)
N/A

excellent at multi-file repositories, autonomous agents, and industrial codebases

Reasoning (gpqa-diamond)
90.1%

graduate-level science QA

Cost & Context

Cost (per 1M tokens)1.9x cheaper
$1.56Input: $1.25 | Output: $2.50
Context Window
1.05M tokens

Frequently Asked Questions about Gemini 3.6 Flash vs Grok 4.3

Grok 4.3 is cheaper than Gemini 3.6 Flash. Grok 4.3 has a blended cost of $1.56/1M tokens, which is about 1.9x cheaper than Gemini 3.6 Flash at $3.00/1M tokens.

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