GLM 4.5vsQwen3 Coder Flash
Qwen3 Coder Flash is cheaper than GLM 4.5 at $0.3/M vs $0.6/M input tokens.
| Spec | GLM 4.5 | Qwen3 Coder Flash |
|---|---|---|
| Input price | $0.6/M tokens | $0.3/M tokens |
| Output price | $2.2/M tokens | $1.5/M tokens |
| Context window | 128K tokens | 128K tokens |
| Weights | Open | Closed |
| Free API (OpenRouter) | No | No |
| Released | Jul 2025 | Sep 2025 |
| SWE-bench Verified | 64.2% | 50.3% |
Our Verdict
GLM 4.5
Qwen3 Coder FlashRunner-up
Not enough votes to call it. On the specs, GLM 4.5 has the edge: bigger model tier, major provider backing.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
GLM 4.5
Input
$0.60
Output
$2.20
Qwen3 Coder Flash
Input
$0.30
2.0× cheaper
Output
$1.50
1.5× cheaper
Qwen3 Coder Flash is cheaper on both: 2.0× input, 1.5× output.
Where to run it
2 hosts
GLM 4.51 host
Qwen3 Coder Flash1 host
Per million tokens. Prices and uptime via OpenRouter, checked 11 Sep 2026.
Writing DNA
Style Comparison
Similarity
46%
Qwen3 Coder Flash uses 5.1x more sentence length
GLM 4.5
Qwen3 Coder Flash
52%Vocabulary60%
17wSentence Length85w
0.52Hedging0.56
5.6Bold5.6
4.8Lists5.8
0.33Emoji0.22
0.66Headings1.49
0.17Transitions0.15
Based on 28 + 28 text responses
Research
What we learned reading every model
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