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Google: Gemini 3.1 Flash Lite Preview vs Google: Gemini 3 Pro Preview

Last updated at: 2026-03-17

Metric Gemini 3.1 Flash Lite Preview Gemini 3.1 Flash Lite Preview low Release: 2026-03-03 Gemini 3 Pro Preview Gemini 3 Pro Preview medium Release: 2025-11-18
Rank #17 #4
Score 8.0 8.7
Consistency 10.0 10.0
Cost per result 0.168 1.406
Total Cost $0.021 $0.197
Tests Correct
Attempt pass rate 70.6% 82.4%
Flaky tests 0 0
Total Runs 51 51
Output Tokens 1,617 1,508
Reasoning Tokens 7,686 10,084
Response Time (avg) 3.28s 9.06s
Response Time (max) 11.91s 26.24s
Response Time (total) 55.80s 90.58s

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 8.3 10.0 75.0% 0 2.12s 462 1,638
Gemini 3 Pro Preview 10.0 10.0 100.0% 0 14.99s 149 1,485
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 3.0 10.0 0.0% 0 11.91s 225 762
Gemini 3 Pro Preview 3.0 10.0 0.0% 0 10.37s 351 952
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 3.00s 291 696
Gemini 3 Pro Preview 10.0 10.0 100.0% 0 10.84s 279 3,156
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 5.3 10.0 33.3% 0 2.36s 18 1,212
Gemini 3 Pro Preview 5.3 10.0 33.3% 0 7.01s 15 1,195
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 4.0 10.0 0.0% 0 1.54s 69 384
Gemini 3 Pro Preview 10.0 10.0 100.0% 0 9.34s 78 374
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 1.49s 72 753
Gemini 3 Pro Preview 9.8 10.0 100.0% 0 3.26s 69 754
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 2.76s 243 1,248
Gemini 3 Pro Preview 10.0 10.0 100.0% 0 3.91s 243 1,197
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 9.54s 237 993
Gemini 3 Pro Preview 10.0 10.0 100.0% 0 11.96s 324 971

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