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Claude Fable 5.2 (xhigh) vs Gemini 3.7 Flash (medium)

Claude Fable 5.2 (xhigh) leads on average score with 9.6 vs 9.5. Gemini 3.7 Flash (medium) has the lower benchmark cost at $0.278 vs $10.319. Gemini 3.7 Flash (medium) is faster at 8.16s vs 33.44s, with pass rates of 94.2% vs 94.2%.

Last updated at: 2026-11-10

Compared models

Rank
#13
Total Output Tokens
188,726
Response Time (avg)
33.44s
Total Cost
$10.319
Rank
#20
Total Output Tokens
74,662
Response Time (avg)
8.16s
Total Cost
$0.278
Recommended model Gemini 3.7 Flash (medium)

Its score stays close to the best score here (9.5 vs 9.6), while costing about 37.2x less than Claude Fable 5.2 (xhigh).

Detailed comparison

Metric Claude Fable 5.2 Claude Fable 5.2 xhigh Release: 2026-11-09 Gemini 3.7 Flash Gemini 3.7 Flash medium Release: 2026-08-14
Score 9.6 9.5
Rank #13 #20
Reliability 9.2 10.0
Consistency 9.6 9.7
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 94.2% 94.2%
Flaky tests 1 1
Total Runs 69 69
Cost per result 49.137 1.321
Total Cost $10.319 $0.278
Input Price $8.000 / 1M $0.750 / 1M
Output Price $40.000 / 1M $3.750 / 1M
Cache Read Price $0.200 / 1M $0.075 / 1M
Cache Write Price $10.000 / 1M $0.042 / 1M
Total Input Tokens 346,216 202,347
Output Tokens 10,245 6,660
Reasoning Tokens 178,481 68,002
Response Time (avg) 33.44s 8.16s
Response Time (max) 440.05s 58.39s
Response Time (total) 769.21s 187.58s
Parameters ~9.5T total (~878B 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.

#13 Claude Fable 5.2

xhigh
Reached the allocated time limit (600 seconds) without receiving showcase output.
Cost
$0.000
Time
600.0s
Tokens
0 tok

#20 Gemini 3.7 Flash

medium
Cost
$0.014
Time
35.2s
Tokens
7,283 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 5.2 10.0 10.0 100.0% 0 12.97s 10,608 553 9,868
Gemini 3.7 Flash 8.4 7.4 88.9% 1 8.86s 8,118 450 16,777

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