Granite 4.2 8BvsOpenAI o3
Granite 4.2 8B is cheaper than OpenAI o3 at $0.1/M vs $10/M input tokens.
| Spec | Granite 4.2 8B | OpenAI o3 |
|---|---|---|
| Input price | $0.1/M tokens | $10/M tokens |
| Output price | $0.15/M tokens | $40/M tokens |
| Context window | 131K tokens | — |
| Released | Aug 2026 | Apr 2025 |
Our Verdict
OpenAI o3
Granite 4.2 8BRunner-up
Not enough votes to call it. On the specs, OpenAI o3 has the edge: bigger model tier, major provider backing.
Granite 4.2 8B costs 267x less per token.
Too close to call
API pricing
Cost per 1M tokens
Granite 4.2 8B
Input
$0.10
100× cheaper
Output
$0.15
267× cheaper
OpenAI o3
Input
$10.00
Output
$40.00
Granite 4.2 8B is cheaper on both — 100× input, 267× output
Writing DNA
Style Comparison
Similarity
59%
Granite 4.2 8B uses 48.8x more emoji
Granite 4.2 8B
OpenAI o3
49%Vocabulary70%
18wSentence Length14w
0.42Hedging0.27
2.2Bold0.6
1.9Lists2.8
0.49Emoji0.00
0.11Headings0.32
0.18Transitions0.10
Based on 26 + 19 text responses
Research
What we learned reading every model
FAQ
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