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Claude Opus 4.6 (medium) vs Gemini 2.5 Flash (medium)

Gemini 2.5 Flash (medium) leads on average score with 7.3 vs 6.3. Gemini 2.5 Flash (medium) has the lower benchmark cost at $0.680 vs $2.961. Gemini 2.5 Flash (medium) is faster at 20.51s vs 32.23s, with pass rates of 60.9% vs 68.1%.

Last updated at: 2026-10-09

Compared models

Rank
#233
Total Output Tokens
96,722
Response Time (avg)
32.23s
Total Cost
$2.961
Rank
#145
Total Output Tokens
241,365
Response Time (avg)
20.51s
Total Cost
$0.680
Recommended model Gemini 2.5 Flash (medium)

It has the best score here (7.3), while costing about 4.4x less than Claude Opus 4.6 (medium).

Detailed comparison

Metric Claude Opus 4.6 Claude Opus 4.6 medium Release: 2026-02-05 Gemini 2.5 Flash Gemini 2.5 Flash medium Release: 2025-06-17
Score 6.3 7.3
Rank #233 #145
Reliability 10.0 10.0
Consistency 8.5 9.6
Attempts 66/69 69/69
Tests Correct
Attempt pass rate 60.9% 68.1%
Flaky tests 3 1
Total Runs 66 69
Cost per result 22.777 4.288
Total Cost $2.961 $0.680
Input Price $5.000 / 1M $0.300 / 1M
Output Price $25.000 / 1M $2.500 / 1M
Cache Read Price $0.500 / 1M $0.030 / 1M
Cache Write Price $6.250 / 1M $0.084 / 1M
Total Input Tokens 108,573 132,507
Output Tokens 69,994 12,739
Reasoning Tokens 26,728 228,626
Response Time (avg) 32.23s 20.51s
Response Time (max) 151.51s 140.50s
Response Time (total) 515.65s 471.64s
Parameters ~5T total (~500B active) ~350B 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.

#233 Claude Opus 4.6

medium
Reached the allocated time limit (300 seconds) without receiving showcase output.
Cost
$0.000
Time
300.0s
Tokens
0 tok

#145 Gemini 2.5 Flash

medium
No output was saved. The original provider response or failure reason is unavailable.
Cost
$0.000
Time
274.0s
Tokens
0 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 4.6 5.7 7.1 44.4% 1 30.10s 8,522 13,057 4,121
Gemini 2.5 Flash 7.8 10.0 66.7% 0 41.01s 6,669 543 32,303

Quick Compare

Switch Comparison Pair

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