modelgrep

Best Google Reasoning Models

Quick answer · Updated June 2026

The best Google model for reasoning is Gemini 3 Flash Preview — 46.4 intelligence with extended step-by-step thinking. Gemini 3.5 Flash (43.3) and Gemini 3.1 Pro Preview (41.3) round out the top three.

46.4Intelligence
71 t/sSpeed
$0.500Input /M
1.0MContext

Large language models with extended reasoning / thinking, ranked by intelligence. The best models for complex multi-step reasoning, math and analysis.

  1. 1G
    gemini-3-flash-preview
    ReasoningToolsJSON+246.4 intel · $0.500/M · 71 t/s
    46.4
    Intelligence
  2. 2G
    gemini-3.5-flash
    ReasoningToolsJSON+243.3 intel · $1.50/M · 151 t/s
    43.3
    Intelligence
  3. 3G
    gemini-3.1-pro-preview
    ReasoningToolsJSON+241.3 intel · $2.00/M · 89 t/s
    41.3
    Intelligence
  4. 4G
    gemma-4-31b-it:free
    ReasoningToolsJSON+139.2 intel · Free/M · 64 t/s
    39.2
    Intelligence
  5. 5G
    gemma-4-31b-it
    ReasoningToolsJSON+139.2 intel · $0.120/M · 64 t/s
    39.2
    Intelligence
  6. 6G
    gemini-2.5-pro
    ReasoningToolsJSON+234.6 intel · $1.25/M · 97 t/s
    34.6
    Intelligence
  7. 7G
    gemini-3.1-flash-lite-preview
    ReasoningToolsJSON+233.5 intel · $0.250/M · 105 t/s
    33.5
    Intelligence
  8. 8G
    gemma-4-26b-a4b-it:free
    ReasoningToolsJSON+131.2 intel · Free/M · 41 t/s
    31.2
    Intelligence
  9. 9G
    gemma-4-26b-a4b-it
    ReasoningToolsJSON+131.2 intel · $0.060/M · 41 t/s
    31.2
    Intelligence
  10. 10G
    gemini-2.5-flash-lite-preview-09-2025
    ReasoningToolsJSON+221.6 intel · $0.100/M · 160 t/s
    21.6
    Intelligence
  11. 11G
    gemini-2.5-flash-lite
    ReasoningToolsJSON+217.6 intel · $0.100/M · 108 t/s
    17.6
    Intelligence
  12. 12G
    gemini-3.1-flash-lite
    ReasoningToolsJSON+2$0.250/M · 103 t/s · 639ms ttft
    Intelligence
  13. 13G
    gemini-3.1-flash-image-preview
    ReasoningJSONVision+1$0.500/M · 138 t/s · 10.5s ttft
    Intelligence
  14. 14G
    gemini-3.1-pro-preview-customtools
    ReasoningToolsJSON+2$2.00/M · 62 t/s · 3.2s ttft
    Intelligence
  15. 15G
    gemini-3-pro-image-preview
    ReasoningJSONVision+1$2.00/M · 76 t/s · 3.5s ttft
    Intelligence
  16. 16G
    gemini-2.5-flash
    ReasoningToolsJSON+2$0.300/M · 74 t/s · 618ms ttft
    Intelligence
  17. 17G
    gemini-2.5-pro-preview
    ReasoningToolsJSON+2$1.25/M · 97 t/s · 989ms ttft
    Intelligence
  18. 18G
    gemini-2.5-pro-preview-05-06
    ReasoningToolsJSON+2$1.25/M · 97 t/s · 989ms ttft
    Intelligence

Frequently asked

What is the best Google model for reasoning?

The best Google model for reasoning is Gemini 3 Flash Preview — 46.4 intelligence with extended step-by-step thinking. Gemini 3.5 Flash (43.3) and Gemini 3.1 Pro Preview (41.3) round out the top three.

What's a good alternative to Gemini 3 Flash Preview?

Gemini 3.5 Flash (43.3) is the closest alternative on this metric, followed by Gemini 3.1 Pro Preview (41.3). See the full ranking above for the tradeoffs.

How many Google models are there?

modelgrep tracks 26 Google models with live benchmarks, speed, latency and per-provider pricing, led on intelligence by Gemini 3 Flash Preview. 18 of them qualify for this ranking.

More Google rankings

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