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Claude Opus 5.5 (low) 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 $1.733. Gemini 3.6 Flash (medium) is faster at 14.03s vs 25.68s, with pass rates of 88.4% vs 95.7%.

Last updated at: 2026-10-26

Compared models

Rank
#26
Total Output Tokens
25,006
Response Time (avg)
25.68s
Total Cost
$1.733
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 3.0x less than Claude Opus 5.5 (low).

Detailed comparison

Metric Claude Opus 5.5 Claude Opus 5.5 low Release: 2026-09-23 Gemini 3.6 Flash Gemini 3.6 Flash medium Release: 2026-07-21
Score 9.4 9.8
Rank #26 #10
Reliability 10.0 10.0
Consistency 9.3 9.3
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 88.4% 95.7%
Flaky tests 2 2
Total Runs 69 69
Cost per result 9.118 4.619
Total Cost $1.733 $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 308,056 188,003
Output Tokens 9,434 2,914
Reasoning Tokens 15,572 113,210
Response Time (avg) 25.68s 14.03s
Response Time (max) 89.16s 77.15s
Response Time (total) 590.71s 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.

#26 Claude Opus 5.5

low
Invalid SVG
Cost
$0.038
Time
19.1s
Tokens
2,010 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 12.23s 10,608 575 2,777
Gemini 3.6 Flash 10.0 10.0 100.0% 0 14.81s 8,124 444 31,421

Quick Compare

Switch Comparison Pair

Claude Opus 5.5lowvsGPT-6.1 TerramaxClaude Opus 5.5lowvsGPT-5.6 SolhighClaude Opus 5.5lowvsGPT-6 AstramediumClaude Opus 5.5lowvsGPT-6.1 TerrahighClaude Opus 5.5lowvsGPT-5.6 SolmediumClaude Opus 5.5lowvsGPT-6 SolmediumGemini 3.6 FlashmediumvsGPT-6 AstrahighGemini 3.6 FlashmediumvsGPT-6.1 SolxhighGemini 3.6 FlashmediumvsGPT-6 AstramaxGemini 3.6 FlashmediumvsGPT-6.1 SolmaxGemini 3.6 FlashmediumvsGPT-6 SolhighClaude Opus 5.5lowvsGemini 3.7 Flashmedium