Qwen3-CodervsGLM-5.1
Qwen3-Coder | GLM-5.1 | |
|---|---|---|
| Specifications | ||
Parameters | 480B | 744B |
Context window | 256k | 200k |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | — | 22% |
Next.js coding Next.js EvalsVercel's open eval of how well AI coding agents build and migrate real Next.js apps — measured as the share of tasks the agent completes successfully. Higher is better. | — | 75% |
Agentic terminal coding Terminal-Bench 2.0Can the AI work in a command-line terminal — running commands and finishing technical setup tasks the way a developer would? (Version 2.0 of the test.) Higher is better. | — | 63.5% |
Web browsing BrowseCompCan the AI browse the web and track down hard-to-find answers? Higher is better. | — | 68% |
Multidisciplinary reasoning Humanity's Last Exam · with toolsHumanity's Last Exam — extremely hard expert questions across many subjects. “With tools” means the AI is allowed to search the web or run code while answering. Higher is better. | — | 52.3% |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | — | 86.2% |
Community preference (code) Arena Elo (Code)Like the text arena, but people vote on which AI writes better code. The votes become a chess-style Elo rating on arena.ai. Higher is better. | — | 1518 |
| Overview | ||
| Company | Qwen | Z.ai |
| Release date | Jul 22 2025 | Apr 7 2026 |
| Access | Open Weight | Open Weight |
Which is better: Qwen3-Coder or GLM-5.1?
Qwen3-Coder and GLM-5.1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Qwen3-Coder shipped 259 days before GLM-5.1, so benchmark comparisons should account for the intervening progress.
Qwen3-Coder has 480B parameters, while GLM-5.1 has 744B. Context windows are 256k (Qwen3-Coder) vs 200k (GLM-5.1).
Direct benchmark comparisons are unavailable — Qwen3-Coder and GLM-5.1 don't publish scores on any of the same benchmarks.
Frequently asked questions
Qwen3-Coder was released by Qwen on Jul 22 2025.
GLM-5.1 was released by Z.ai on Apr 7 2026.
Qwen3-Coder has a 256k context window; GLM-5.1 has 200k.
Other comparisons
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