Composer 2 vs GLM-5 (Reasoning)

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

GLM-5 (Reasoning) is clearly ahead on the aggregate, 71 to 62. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

GLM-5 (Reasoning)'s sharpest advantage is in agentic, where it averages 80.6 against 61.7. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 61.7% to 81%.

Composer 2 is also the more expensive model on tokens at $0.50 input / $2.50 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for GLM-5 (Reasoning). That is roughly Infinityx on output cost alone.

Quick Verdict

Pick GLM-5 (Reasoning) if you want the stronger benchmark profile. Composer 2 only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

GLM-5 (Reasoning)

Composer 2

61.7

GLM-5 (Reasoning)

80.6

61.7%
Terminal-Bench 2.0
81%
Coming soon
BrowseComp
80%

Coding

Coming soon

Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.

73.7%
SWE Multilingual
Coming soon
97.2%
React Native Evals
Coming soon
Coming soon
SWE-bench Verified
62%
Coming soon
LiveCodeBench
58%

Multimodal & Grounded

Coming soon

Benchmark data for this category is coming soon.

Reasoning

Coming soon

Benchmark data for this category is coming soon.

Knowledge

Coming soon

Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.

Coming soon
MMLU
96%
Coming soon
MMLU-Pro
81%
Coming soon
HLE
29%
Coming soon
SimpleQA
92%

Instruction Following

Coming soon

Benchmark data for this category is coming soon.

Multilingual

Coming soon

Benchmark data for this category is coming soon.

Mathematics

Coming soon

Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.

Coming soon
AIME 2025
98%
Coming soon
MATH-500
92%

Frequently Asked Questions

Which is better, Composer 2 or GLM-5 (Reasoning)?

GLM-5 (Reasoning) is ahead overall, 71 to 62. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 61.7% and 81%.

Which is better for agentic tasks, Composer 2 or GLM-5 (Reasoning)?

GLM-5 (Reasoning) has the edge for agentic tasks in this comparison, averaging 80.6 versus 61.7. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.

Last updated: March 18, 2026

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