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

Compared models

Recommended model GLM 5.3 FlashX (max)

It has the best score here (7.9), while costing about 5.6x less than Claude Fable 5.1 (high).

Metric	Claude Fable 5.1 Claude Fable 5.1 high Release: 2026-09-02	GLM 5.3 FlashX GLM 5.3 FlashX max Release: 2026-09-21

Metric	Claude Fable 5.1 Claude Fable 5.1 high Release: 2026-09-02	GLM 5.3 FlashX GLM 5.3 FlashX max Release: 2026-09-21
Score	7.9	7.9
Rank	#98	#97
Reliability	10.0	10.0
Consistency	9.7	8.0
Attempts	69/69	69/69
Tests Correct
Attempt pass rate	85.5%	78.3%
Flaky tests	1	6
Total Runs	69	69
Cost per result	18.264	4.153
Total Cost	$3.471	$0.623
Input Price	$10.000 / 1M	$0.370 / 1M
Output Price	$50.000 / 1M	$1.250 / 1M
Total Input Tokens	144,676	322,894
Output Tokens	8,184	8,010
Reasoning Tokens	32,282	394,755
Response Time (avg)	13.30s	43.97s
Response Time (max)	40.17s	390.70s
Response Time (total)	305.83s	1011.29s
Parameters	~9.5T total (~878B active)	320B total (18B active)
Availability	Closed	Closed

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

high

max

Category:

Agentic	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	3.0	10.0	0.0%	0		6.93s	8,718	254	141
GLM 5.3 FlashX	6.1	3.1	66.7%	1		104.77s	221,683	1,709	25,322

Anti-AI Tricks	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	10.0	10.0	100.0%	0		5.90s	858	287	790
GLM 5.3 FlashX	10.0	10.0	100.0%	0		2.65s	639	301	2,210

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
GLM 5.3 FlashX	8.2	7.2	88.9%	1		24.61s	7,317	463	36,503

Combined	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	10.0	10.0	100.0%	0		34.59s	98,419	5,484	5,373
GLM 5.3 FlashX	8.2	6.9	66.7%	1		45.23s	76,431	3,485	35,762

Data parsing and extraction	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	10.0	10.0	100.0%	0		6.30s	10,515	312	403
GLM 5.3 FlashX	10.0	10.0	100.0%	0		3.38s	7,149	223	2,262

Domain specific	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	7.7	10.0	66.7%	0		24.34s	990	63	12,436
GLM 5.3 FlashX	3.5	4.4	33.3%	2		224.00s	759	583	279,058

General Intelligence	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	10.0	10.0	100.0%	0		5.40s	714	291	0
GLM 5.3 FlashX	10.0	10.0	100.0%	0		5.01s	498	209	1,290

Instructions following	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	10.0	10.0	100.0%	0		5.60s	921	97	263
GLM 5.3 FlashX	9.9	10.0	100.0%	0		2.23s	678	72	1,032

Puzzle Solving	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	10.0	10.0	100.0%	0		6.11s	912	506	558
GLM 5.3 FlashX	8.2	7.7	77.8%	1		3.88s	672	456	2,848

Tool Calling	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	10.0	10.0	100.0%	0		13.30s	11,757	354	118
GLM 5.3 FlashX	10.0	10.0	100.0%	0		9.39s	6,861	231	712

Trivia	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Claude Fable 5.1	3.0	10.0	0.0%	0		30.58s	264	16	5,697
GLM 5.3 FlashX	3.0	10.0	0.0%	0		22.41s	207	278	7,756

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