GPT-4.1 vs IBM Granite 4.2 8B
GPT-4.1 and IBM Granite 4.2 8B are closely matched at 18.3 and 19.9 on the LLM Stats Score.
OpenAI · IBM · Updated for 2026
Which is better?
GPT-4.1 and IBM Granite 4.2 8B are closely matched on the overall LLM Stats Score at 18.3 and 19.9.
In the 3 individual benchmarks reported for both models, GPT-4.1 wins 2; this is a narrower head-to-head signal than the composite indexes.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose GPT-4.1
- you value its reported benchmark strengths — it wins 2 of 3 exact shared results
Choose IBM Granite 4.2 8B
- you want the most recent training data — it shipped Aug 2026
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
29 reported for GPT-4.1 · 18 for IBM Granite 4.2 8B
GPT-4.1 outperforms in 2 benchmarks (GPQA, SWE-Bench Verified), while IBM Granite 4.2 8B is better at 1 benchmark (AIME 2025).
GPT-4.1 shows notably better performance in the majority of benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Context Window
Maximum input and output token capacity
Only GPT-4.1 specifies input context (1,047,576 tokens). Only GPT-4.1 specifies output context (32,768 tokens).
Input capabilities
Documented input modalities across available providers
GPT-4.1 supports multimodal inputs, whereas IBM Granite 4.2 8B does not.
GPT-4.1 can handle both text and other forms of data like images, making it suitable for multimodal applications.
GPT-4.1
IBM Granite 4.2 8B
License
Usage and distribution terms
GPT-4.1 is licensed under a proprietary license, while IBM Granite 4.2 8B uses Apache 2.0.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Apache 2.0
Open weights
Release Timeline
When each model was launched
GPT-4.1 was released on 2025-04-14, while IBM Granite 4.2 8B was released on 2026-08-25.
IBM Granite 4.2 8B is 17 months newer than GPT-4.1.
Apr 14, 2025
1.4 years ago
Aug 25, 2026
5 days ago
1.4yr newerKnowledge Cutoff
When training data ends
GPT-4.1 has a documented knowledge cutoff of 2024-06-01, while IBM Granite 4.2 8B's cutoff date is not specified.
We can confirm GPT-4.1's training data extends to 2024-06-01, but cannot make a direct comparison without IBM Granite 4.2 8B's cutoff date.
Jun 2024
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Outputs Comparison
Judge for yourself.
Run your own prompts against GPT-4.1 and IBM Granite 4.2 8B side-by-side, then vote on the output you prefer.
FAQ
Common questions about GPT-4.1 vs IBM Granite 4.2 8B.