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Gemini 3.1 Flash Lite Preview (medium) vs GPT-5.6 Luna (high)

GPT-5.6 Luna (high) leads on average score with 7.6 vs 7.4. Gemini 3.1 Flash Lite Preview (medium) has the lower benchmark cost at $0.117 vs $0.179. Gemini 3.1 Flash Lite Preview (medium) is faster at 4.59s vs 16.49s, with pass rates of 63.6% vs 69.7%.

Last updated at: 2026-08-20

Rank
#90
Total Output Tokens
57,778
Response Time (avg)
4.59s
Total Cost
$0.117
Rank
#78
Total Output Tokens
135,315
Response Time (avg)
16.49s
Total Cost
$0.179
Recommended model Gemini 3.1 Flash Lite Preview (medium)

Its score stays close to the best score here (7.4 vs 7.6), while costing about 1.5x less than GPT-5.6 Luna (high).

Detailed comparison

Metric Gemini 3.1 Flash Lite Preview Gemini 3.1 Flash Lite Preview medium Release: 2026-03-03 GPT-5.6 Luna GPT-5.6 Luna high Release: 2026-07-09
Score 7.4 7.6
Rank #90 #78
Reliability 10.0 10.0
Consistency 9.9 8.5
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 63.6% 69.7%
Flaky tests 0 4
Total Runs 66 66
Cost per result 0.829 6.100
Total Cost $0.117 $0.179
Input Price $0.250 / 1M $0.200 / 1M
Output Price $1.500 / 1M $1.200 / 1M
Total Input Tokens 117,493 80,927
Output Tokens 10,589 5,088
Reasoning Tokens 47,189 130,227
Response Time (avg) 4.59s 16.49s
Response Time (max) 18.34s 111.09s
Response Time (total) 101.04s 362.78s
Parameters ~150B total (~10B active) ~400B total (~17B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#90 Gemini 3.1 Flash Lite Preview

medium
Cost
$0.003
Time
5.2s
Tokens
1,944 tok

#78 GPT-5.6 Luna

high
Cost
$0.033
Time
34.2s
Tokens
5,484 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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 5.5 10.0 33.3% 0 4.09s 8,126 461 8,597
GPT-5.6 Luna 5.5 4.7 55.6% 2 15.63s 7,302 510 17,746

Quick Compare

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Gemini 3.1 Flash Lite PreviewmediumvsQwen3.7 MaxnoneGPT-5.6 LunahighvsSolar Pro 4xhighNemotron 3 UltramediumFree AvailablevsGPT-5.6 LunahighClaude Opus 5nonevsGPT-5.6 LunahighGemini 3.1 Flash Lite PreviewmediumvsGPT 5.3 ChatnoneGemini 3.1 Flash Lite PreviewmediumvsGPT-5.6 TerralowGemini 3.1 Flash Lite PreviewmediumvsQwen3.8 2.4T A95BhighGemini 3.1 Flash Lite PreviewmediumvsGrok 4.6lowMiniMax M3mediumvsGPT-5.6 LunahighGPT-5.6 LunahighvsQwen3.5 Plus 2026-02-15mediumGPT-5.6 LunahighvsQwen3.5-27BmediumClaude Sonnet 4.6nonevsGemini 3.1 Flash Lite Previewmedium