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Anthropic: Claude Fable 5 vs Google: Gemini 3 Flash Preview

Claude Fable 5 (medium) leads on average score with 8.6 vs 7.4. Gemini 3 Flash Preview (low) has the lower benchmark cost at $0.177 vs $3.478. Gemini 3 Flash Preview (low) is faster at 6.28s vs 17.20s, with pass rates of 78.8% vs 75.8%.

Recommended modelGemini 3 Flash Preview (low)It offers the best overall trade-off: a competitive score (7.4), lower cost than Claude Fable 5 (medium), and balanced response time.

Last updated at: 2026-07-25

Metric Claude Fable 5 Claude Fable 5 medium Release: 2026-06-10 Gemini 3 Flash Preview Gemini 3 Flash Preview low Release: 2025-12-17
Score 8.6 7.4
Rank #22 #69
Reliability 10.0 10.0
Consistency 9.6 9.2
Tests Correct
Attempt pass rate 78.8% 75.8%
Flaky tests 1 2
Total Runs 66 66
Cost per result 20.459 1.101
Total Cost $3.478 $0.177
Input Price $10.000 / 1M $0.500 / 1M
Output Price $50.000 / 1M $3.000 / 1M
Total Input Tokens 89,643 123,684
Output Tokens 41,360 9,572
Reasoning Tokens 10,269 28,518
Response Time (avg) 17.20s 6.28s
Response Time (max) 80.80s 17.13s
Response Time (total) 378.41s 138.06s

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

#69 Gemini 3 Flash Preview

low
Cost
$0.007
Time
12.1s
Tokens
2,289 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 Flash Preview 5.8 7.2 44.4% 1 6.00s 8,122 456 7,421

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