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Google: Gemma 4 31B vs OpenAI: GPT-5.6 Terra

Summary

Gemma 4 31B (medium) vs GPT-5.6 Terra benchmark comparison: Gemma 4 31B (medium) leads on average score with 6.3 vs 6.0. Gemma 4 31B (medium) has the lower benchmark cost at $0.033 vs $0.130. GPT-5.6 Terra is faster at 1.25s vs 56.55s, with pass rates of 69.8% vs 42.9%.

Recommended model: Gemma 4 31B (medium) - It has the best score here (6.3), while costing about 4.0x less than GPT-5.6 Terra.

Last updated at: 2026-07-09

Metric Gemma 4 31B Gemma 4 31B medium Release: 2026-04-02 Free Available GPT-5.6 Terra GPT-5.6 Terra none Release: 2026-07-09
Score 6.3 6.0
Rank #102 #116
Reliability 10.0 10.0
Consistency 9.4 9.3
Tests Correct
Attempt pass rate 69.8% 42.9%
Flaky tests 1 2
Total Runs 63 63
Cost per result 0.257 1.623
Total Cost $0.033 $0.130
Input Price $0.120 / 1M $2.500 / 1M
Output Price $0.350 / 1M $15.000 / 1M
Total Input Tokens 17,957 39,552
Output Tokens 22,356 2,060
Reasoning Tokens 65,726 0
Response Time (avg) 56.55s 1.25s
Response Time (max) 437.40s 3.97s
Response Time (total) 1074.41s 26.21s

Generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#102 Gemma 4 31B

medium
Cost
$0.002
Time
45.7s
Tokens
2,696 tok

#116 GPT-5.6 Terra

none
Cost
$0.030
Time
14.7s
Tokens
2,082 tok

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) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 12.89s 816 962 2,046
GPT-5.6 Terra 4.8 10.0 25.0% 0 942ms 606 191 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 4.3 5.8 22.2% 1 219.76s 5,568 11,098 33,212
GPT-5.6 Terra 5.5 10.0 33.3% 0 1.00s 7,302 336 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 0ms 0 0 0
GPT-5.6 Terra 3.0 10.0 0.0% 0 3.97s 14,961 437 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 21.11s 8,334 1,822 2,951
GPT-5.6 Terra 10.0 10.0 100.0% 0 1.13s 7,140 222 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 7.7 10.0 66.7% 0 38.48s 876 4,349 8,985
GPT-5.6 Terra 5.3 7.2 44.4% 1 757ms 723 68 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 9.57s 567 105 888
GPT-5.6 Terra 5.0 10.0 0.0% 0 1.03s 477 102 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 12.76s 777 533 2,035
GPT-5.6 Terra 8.5 6.8 83.3% 1 1.15s 660 101 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 9.9 10.0 100.0% 0 26.91s 801 1,795 5,595
GPT-5.6 Terra 5.3 10.0 33.3% 0 1.23s 642 235 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 0ms 0 0 0
GPT-5.6 Terra 9.6 10.0 100.0% 0 3.10s 6,846 344 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 90.14s 218 1,692 10,014
GPT-5.6 Terra 3.0 10.0 0.0% 0 787ms 195 24 0

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