GLM 4.6vsGrok 3
GLM 4.6 has a larger context window than Grok 3 (203K tokens vs 128K tokens).
| Spec | GLM 4.6 | Grok 3 |
|---|---|---|
| Input price | $0.4/M tokens | — |
| Output price | $1.75/M tokens | — |
| Context window | 203K tokens | 128K tokens |
| Weights | Open | — |
| Free API (OpenRouter) | No | No |
| Released | Sep 2025 | Feb 2025 |
| SWE-bench Verified | 68.0% | 63.8% |
Our Verdict
GLM 4.6
Grok 3Runner-up
Not enough votes to call it. On the specs, GLM 4.6 has the edge: newer, bigger context window.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
GLM 4.6
Input
$0.40
Output
$1.75
Grok 3
Input
—
Output
—
Where to run it
5 hosts, cheapest first
Grok 3
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 12 Sep 2026.
Writing DNA
Style Comparison
Similarity
49%
GLM 4.6 uses 5.7x more emoji
GLM 4.6
Grok 3
52%Vocabulary54%
16wSentence Length17w
0.31Hedging0.65
5.1Bold2.6
3.2Lists2.3
0.14Emoji0.02
0.54Headings0.48
0.08Transitions0.20
Based on 28 + 27 text responses
Research
What we learned reading every model
FAQ
Common questions
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