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Claude Opus 5 vs Gemini 3.1 Flash Lite Preview (medium)

Claude Opus 5 leads on average score with 7.1 vs 7.0. Gemini 3.1 Flash Lite Preview (medium) has the lower benchmark cost at $0.158 vs $2.766. Gemini 3.1 Flash Lite Preview (medium) is faster at 6.78s vs 10.78s, with pass rates of 55.1% vs 60.9%.

Last updated at: 2026-10-09

Compared models

Rank
#159
Total Output Tokens
31,386
Response Time (avg)
10.78s
Total Cost
$2.766
Rank
#166
Total Output Tokens
59,534
Response Time (avg)
6.78s
Total Cost
$0.158
Recommended model Gemini 3.1 Flash Lite Preview (medium)

Its score stays close to the best score here (7.0 vs 7.1), while costing about 17.6x less than Claude Opus 5.

Detailed comparison

Metric Claude Opus 5 Claude Opus 5 none Release: 2026-07-25 Gemini 3.1 Flash Lite Preview Gemini 3.1 Flash Lite Preview medium Release: 2026-03-03
Score 7.1 7.0
Rank #159 #166
Reliability 10.0 10.0
Consistency 9.6 9.9
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 55.1% 60.9%
Flaky tests 1 0
Total Runs 69 69
Cost per result 23.044 1.124
Total Cost $2.766 $0.158
Input Price $5.000 / 1M $0.250 / 1M
Output Price $25.000 / 1M $1.500 / 1M
Cache Read Price $0.500 / 1M $0.025 / 1M
Cache Write Price $6.250 / 1M $0.084 / 1M
Total Input Tokens 396,120 272,221
Output Tokens 31,386 12,345
Reasoning Tokens 0 47,189
Response Time (avg) 10.78s 6.78s
Response Time (max) 79.61s 54.91s
Response Time (total) 247.96s 155.96s
Parameters ~5T total (~500B active) ~150B total (~10B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#159 Claude Opus 5

none
Cost
$0.271
Time
149.3s
Tokens
10,962 tok

#166 Gemini 3.1 Flash Lite Preview

medium
Cost
$0.003
Time
5.2s
Tokens
1,944 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
Claude Opus 5 5.9 9.7 33.3% 0 5.54s 10,590 2,886 0
Gemini 3.1 Flash Lite Preview 5.5 10.0 33.3% 0 4.09s 8,126 461 8,597

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