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Claude Opus 5.5 (high) vs Gemini 3.6 Flash (medium)

Gemini 3.6 Flash (medium) leads on average score with 9.8 vs 9.4. Gemini 3.6 Flash (medium) has the lower benchmark cost at $0.577 vs $2.133. Gemini 3.6 Flash (medium) is faster at 14.03s vs 27.55s, with pass rates of 87.0% vs 95.7%.

Last updated at: 2026-10-26

Compared models

Rank
#28
Total Output Tokens
42,782
Response Time (avg)
27.55s
Total Cost
$2.133
Rank
#10
Total Output Tokens
116,124
Response Time (avg)
14.03s
Total Cost
$0.577
Recommended model Gemini 3.6 Flash (medium)

It has the best score here (9.8), while costing about 3.7x less than Claude Opus 5.5 (high).

Detailed comparison

Metric Claude Opus 5.5 Claude Opus 5.5 high Release: 2026-09-23 Gemini 3.6 Flash Gemini 3.6 Flash medium Release: 2026-07-21
Score 9.4 9.8
Rank #28 #10
Reliability 10.0 10.0
Consistency 9.3 9.3
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 87.0% 95.7%
Flaky tests 2 2
Total Runs 69 69
Cost per result 11.222 4.619
Total Cost $2.133 $0.577
Input Price $4.000 / 1M $0.750 / 1M
Output Price $20.000 / 1M $3.750 / 1M
Cache Read Price $0.200 / 1M $0.075 / 1M
Cache Write Price $5.000 / 1M $0.042 / 1M
Total Input Tokens 319,095 188,003
Output Tokens 10,371 2,914
Reasoning Tokens 32,411 113,210
Response Time (avg) 27.55s 14.03s
Response Time (max) 95.95s 77.15s
Response Time (total) 633.73s 322.73s
Parameters ~5T total (~500B active) ~500B total (~20B 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.

#28 Claude Opus 5.5

high
Cost
$0.136
Time
75.6s
Tokens
6,934 tok

#10 Gemini 3.6 Flash

medium
Cost
$0.095
Time
49.9s
Tokens
12,664 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 10.0 10.0 100.0% 0 13.44s 10,608 584 5,042
Gemini 3.6 Flash 10.0 10.0 100.0% 0 14.81s 8,124 444 31,421

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