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Claude Fable 5.1 (medium) vs GLM 5.3 FlashX (high)

GLM 5.3 FlashX (high) leads on average score with 7.4 vs 7.3. GLM 5.3 FlashX (high) has the lower benchmark cost at $0.210 vs $3.197. Claude Fable 5.1 (medium) is faster at 11.87s vs 14.94s, with pass rates of 78.3% vs 69.6%.

Last updated at: 2026-10-01

Compared models

Rank
#133
Total Output Tokens
32,506
Response Time (avg)
11.87s
Total Cost
$3.197
Rank
#126
Total Output Tokens
97,728
Response Time (avg)
14.94s
Total Cost
$0.210
Recommended model GLM 5.3 FlashX (high)

It has the best score here (7.4), while costing about 15.3x less than Claude Fable 5.1 (medium).

Detailed comparison

Metric Claude Fable 5.1 Claude Fable 5.1 medium Release: 2026-09-02 GLM 5.3 FlashX GLM 5.3 FlashX high Release: 2026-09-21
Score 7.3 7.4
Rank #133 #126
Reliability 10.0 10.0
Consistency 7.9 8.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 78.3% 69.6%
Flaky tests 6 5
Total Runs 69 69
Cost per result 21.312 1.612
Total Cost $3.197 $0.210
Input Price $10.000 / 1M $0.370 / 1M
Output Price $50.000 / 1M $1.250 / 1M
Total Input Tokens 157,142 235,914
Output Tokens 8,149 8,147
Reasoning Tokens 24,357 89,581
Response Time (avg) 11.87s 14.94s
Response Time (max) 36.59s 91.16s
Response Time (total) 272.91s 343.65s
Parameters ~9.5T total (~878B active) 320B total (18B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#133 Claude Fable 5.1

medium
Cost
$0.244
Time
65.9s
Tokens
5,025 tok

#126 GLM 5.3 FlashX

high
Cost
$0.030
Time
169.4s
Tokens
23,950 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 7.0 5.0 77.8% 2 10.99s 10,608 525 4,376
GLM 5.3 FlashX 8.2 7.2 88.9% 1 8.06s 7,317 374 9,267

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