GPT-5.2 Pro vs GLM-4.7-Flash

Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.

GPT-5.2 Pro is clearly ahead on the aggregate, 90 to 62. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

GPT-5.2 Pro's sharpest advantage is in coding, where it averages 84.8 against 45.9. The single biggest benchmark swing on the page is SWE-bench Verified, 83 to 40.

GPT-5.2 Pro gives you the larger context window at 400K, compared with 200K for GLM-4.7-Flash.

Quick Verdict

Pick GPT-5.2 Pro if you want the stronger benchmark profile. GLM-4.7-Flash only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

GPT-5.2 Pro

GPT-5.2 Pro

85.9

GLM-4.7-Flash

61.3

88
Terminal-Bench 2.0
64
88
BrowseComp
63
82
OSWorld-Verified
57

Coding

GPT-5.2 Pro

GPT-5.2 Pro

84.8

GLM-4.7-Flash

45.9

93
HumanEval
58
83
SWE-bench Verified
40
81
LiveCodeBench
45
89
SWE-bench Pro
48

Multimodal & Grounded

GPT-5.2 Pro

GPT-5.2 Pro

96

GLM-4.7-Flash

62.5

96
MMMU-Pro
58
96
OfficeQA Pro
68

Reasoning

GPT-5.2 Pro

GPT-5.2 Pro

95.2

GLM-4.7-Flash

69.7

97
SimpleQA
63
95
MuSR
61
98
BBH
86
93
LongBench v2
72
95
MRCRv2
76

Knowledge

GPT-5.2 Pro

GPT-5.2 Pro

81.5

GLM-4.7-Flash

54.1

99
MMLU
66
99
GPQA
65
97
SuperGPQA
63
95
OpenBookQA
61
90
MMLU-Pro
74
44
HLE
15
93
FrontierScience
63

Instruction Following

GPT-5.2 Pro

GPT-5.2 Pro

95

GLM-4.7-Flash

84

95
IFEval
84

Multilingual

GPT-5.2 Pro

GPT-5.2 Pro

93.4

GLM-4.7-Flash

81.8

96
MGSM
85
92
MMLU-ProX
80

Mathematics

GPT-5.2 Pro

GPT-5.2 Pro

98.2

GLM-4.7-Flash

74

99
AIME 2023
66
99
AIME 2024
68
99
AIME 2025
67
96
HMMT Feb 2023
62
98
HMMT Feb 2024
64
97
HMMT Feb 2025
63
97
BRUMO 2025
65
99
MATH-500
85

Frequently Asked Questions

Which is better, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro is ahead overall, 90 to 62. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 83 and 40.

Which is better for knowledge tasks, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro has the edge for knowledge tasks in this comparison, averaging 81.5 versus 54.1. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for coding, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro has the edge for coding in this comparison, averaging 84.8 versus 45.9. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.

Which is better for math, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro has the edge for math in this comparison, averaging 98.2 versus 74. Inside this category, HMMT Feb 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro has the edge for reasoning in this comparison, averaging 95.2 versus 69.7. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro has the edge for agentic tasks in this comparison, averaging 85.9 versus 61.3. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro has the edge for multimodal and grounded tasks in this comparison, averaging 96 versus 62.5. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro has the edge for instruction following in this comparison, averaging 95 versus 84. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, GPT-5.2 Pro or GLM-4.7-Flash?

GPT-5.2 Pro has the edge for multilingual tasks in this comparison, averaging 93.4 versus 81.8. Inside this category, MMLU-ProX is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

Weekly LLM Benchmark Digest

Get notified when new models drop, benchmark scores change, or the leaderboard shifts. One email per week.

Free. No spam. Unsubscribe anytime. We only store derived location metadata for consent routing.