GPT-6 Astra vs IBM Granite 4.2 8B: Specs & Benchmark Comparison
| Characteristic | GPT-6 Astra | IBM Granite 4.2 8B |
|---|---|---|
| Company | OpenAI | IBM |
| Release Date | September 3, 2026 | August 25, 2026 |
| Parameters | — | 8B |
| Multimodal | Yes | No |
| Context (input) | 1.1M | — |
| Context (output) | 128K | — |
| Input Price / 1M | $10.00 | — |
| Output Price / 1M | $50.00 | — |
| Average Score | 0.7 | 0.6 |
| Benchmarks | ||
| GPQA Diamond | 1.0 | 0.6 |
Visual Benchmark Comparison
GPT-6 Astra
IBM Granite 4.2 8B
GPQA Diamond1.0 vs 0.6
1.0
0.6
Verdict
Both models show equal results — the choice depends on your specific use case.
Overall Performance
Both models show comparable average scores: GPT-6 Astra — 0.7, IBM Granite 4.2 8B — 0.6.
Recency
Both models were released around the same time: 9/3/2026 and 8/25/2026.
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Frequently Asked Questions
Which is better for coding — GPT-6 Astra or IBM Granite 4.2 8B?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GPT-6 Astra or IBM Granite 4.2 8B?
API pricing data is available on the individual model pages.
Which has a larger context window — GPT-6 Astra or IBM Granite 4.2 8B?
Context window data is available on the individual model pages.
The GPT-6 Astra and IBM Granite 4.2 8B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-6 Astra or IBM Granite 4.2 8B page. See also the complete list of AI model comparisons.