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Claude Fable 5.1 (high) vs Gemini 3.6 Flash (medium)

Gemini 3.6 Flash (medium) leads on average score with 9.8 vs 9.0. Gemini 3.6 Flash (medium) has the lower benchmark cost at $0.427 vs $3.364. Gemini 3.6 Flash (medium) is faster at 11.86s vs 13.59s, with pass rates of 89.4% vs 95.5%.

Last updated at: 2026-09-02

Rank
#20
Total Output Tokens
40,071
Response Time (avg)
13.59s
Total Cost
$3.364
Rank
#4
Total Output Tokens
100,876
Response Time (avg)
11.86s
Total Cost
$0.427
Recommended model Gemini 3.6 Flash (medium)

It has the best score here (9.8), while costing about 7.9x less than Claude Fable 5.1 (high).

Detailed comparison

Metric Claude Fable 5.1 Claude Fable 5.1 high Release: 2026-09-02 Gemini 3.6 Flash Gemini 3.6 Flash medium Release: 2026-07-21
Score 9.0 9.8
Rank #20 #4
Reliability 10.0 10.0
Consistency 9.6 9.2
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 89.4% 95.5%
Flaky tests 1 2
Total Runs 66 66
Cost per result 17.701 4.101
Total Cost $3.364 $0.427
Input Price $10.000 / 1M $0.750 / 1M
Output Price $50.000 / 1M $3.750 / 1M
Total Input Tokens 135,958 64,446
Output Tokens 7,930 1,974
Reasoning Tokens 32,141 98,902
Response Time (avg) 13.59s 11.86s
Response Time (max) 40.17s 77.15s
Response Time (total) 298.90s 260.96s
Parameters ~9.5T total (~878B active) ~500B total (~20B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#20 Claude Fable 5.1

high
Cost
$0.384
Time
102.5s
Tokens
7,824 tok

#4 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 Fable 5.1 8.4 7.4 88.9% 1 13.91s 10,608 520 6,503
Gemini 3.6 Flash 10.0 10.0 100.0% 0 14.81s 8,124 444 31,421

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