Claude Opus 4.1vsGLM 4.7
GLM 4.7 is the newer model, released after Claude Opus 4.1.
| Spec | Claude Opus 4.1 | GLM 4.7 |
|---|---|---|
| Input price | $15/M tokens | — |
| Output price | $75/M tokens | — |
| Context window | 200K tokens | — |
| Weights | Closed | Open |
| Free API (OpenRouter) | No | No |
| Released | Aug 2025 | Dec 2025 |
| SWE-bench Verified | 74.5% | 73.8% |
Our Verdict
Claude Opus 4.1
GLM 4.7Runner-up
Not enough votes to call it. On the specs, Claude Opus 4.1 has the edge: bigger model tier, bigger context window, major provider backing.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
Claude Opus 4.1
Input
$15.00
Output
$75.00
GLM 4.7
Input
—
Output
—
Where to run it
9 hosts, cheapest first
Per million tokens. Prices and uptime via OpenRouter, checked 11 Sep 2026.
Writing DNA
Style Comparison
Similarity
33%
Claude Opus 4.1 uses 7.3x more emoji
Claude Opus 4.1
GLM 4.7
63%Vocabulary54%
64wSentence Length16w
0.72Hedging0.26
4.5Bold5.4
5.3Lists3.9
0.81Emoji0.11
1.42Headings0.48
0.16Transitions0.07
Based on 26 + 23 text responses
Research
What we learned reading every model
FAQ
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