Grok 4 Fast (free)vsLing 2.6 1T
Grok 4 Fast (free) has a larger context window than Ling 2.6 1T (2.0M tokens vs 262K tokens).
| Spec | Grok 4 Fast (free) | Ling 2.6 1T |
|---|---|---|
| Input price | Free | Free |
| Output price | Free | Free |
| Context window | 2.0M tokens | 262K tokens |
| Weights | — | Open |
| Free API (OpenRouter) | No | No |
| Released | Sep 2025 | Apr 2026 |
Our Verdict
Grok 4 Fast (free)
Ling 2.6 1T
Not enough votes to call it. On the specs, nothing separates them.
Too close to call
API pricing
Cost per 1M tokens
Grok 4 Fast (free)
Input
$0.000
Output
$0.000
Ling 2.6 1T
Input
$0.000
Output
$0.000
Writing DNA
Style Comparison
Similarity
46%
Grok 4 Fast (free) uses 7.3x more transitions
Grok 4 Fast (free)
Ling 2.6 1T
65%Vocabulary55%
13wSentence Length17w
0.56Hedging0.33
1.4Bold1.9
2.5Lists4.1
0.00Emoji0.00
1.58Headings0.41
0.28Transitions0.04
Based on 14 + 27 text responses
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