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Anthropic: Claude Fable 5 vs Google: Gemini 3.5 Flash

Gemini 3.5 Flash (low) leads on average score with 8.9 vs 8.6. Gemini 3.5 Flash (low) has the lower benchmark cost at $0.433 vs $3.478. Gemini 3.5 Flash (low) is faster at 5.55s vs 17.20s, with pass rates of 78.8% vs 87.9%.

Recommended modelGemini 3.5 Flash (low)It has the best score here (8.9), while costing about 8.0x less than Claude Fable 5 (medium).

Last updated at: 2026-07-25

Metric Claude Fable 5 Claude Fable 5 medium Release: 2026-06-10 Gemini 3.5 Flash Gemini 3.5 Flash low Release: 2026-05-19
Score 8.6 8.9
Rank #22 #16
Reliability 10.0 10.0
Consistency 9.6 9.7
Tests Correct
Attempt pass rate 78.8% 87.9%
Flaky tests 1 1
Total Runs 66 66
Cost per result 20.459 2.277
Total Cost $3.478 $0.433
Input Price $10.000 / 1M $1.500 / 1M
Output Price $50.000 / 1M $9.000 / 1M
Total Input Tokens 89,643 87,817
Output Tokens 41,360 2,239
Reasoning Tokens 10,269 31,182
Response Time (avg) 17.20s 5.55s
Response Time (max) 80.80s 53.55s
Response Time (total) 378.41s 122.19s

Hamster playing table tennis

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

#22 Claude Fable 5

medium
Cost
$0.606
Time
156.7s
Tokens
12,264 tok

#16 Gemini 3.5 Flash

low
Cost
$0.068
Time
39.1s
Tokens
7,588 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 10.0 10.0 100.0% 0 15.59s 10,590 7,383 1,318
Gemini 3.5 Flash 7.8 10.0 66.7% 0 6.71s 8,118 458 13,420

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