GPT-5.6 Sol vs IBM Granite 4.2 8B: Specs & Benchmark Comparison

CharacteristicGPT-5.6 SolIBM Granite 4.2 8B
CompanyOpenAIIBM
Release DateJuly 9, 2026August 25, 2026
Parameters8B
MultimodalYesNo
Context (input)1.1M
Context (output)128K
Input Price / 1M$5.00
Output Price / 1M$30.00
Average Score0.60.6
Benchmarks
Terminal-Bench 2.10.90.2
SWE-Bench Pro0.60.2
GPQA0.90.6

Visual Benchmark Comparison

GPT-5.6 Sol
IBM Granite 4.2 8B
Terminal-Bench 2.10.9 vs 0.2
0.9
0.2
SWE-Bench Pro0.6 vs 0.2
0.6
0.2
GPQA0.9 vs 0.6
0.9
0.6

Verdict

IBM Granite 4.2 8B leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: GPT-5.6 Sol — 0.6, IBM Granite 4.2 8B — 0.6.

Recency

IBM Granite 4.2 8B is newer: released 8/25/2026 vs 7/9/2026.

More About These Models

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Frequently Asked Questions

Which is better for coding — GPT-5.6 Sol 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-5.6 Sol or IBM Granite 4.2 8B?
API pricing data is available on the individual model pages.
Which has a larger context window — GPT-5.6 Sol or IBM Granite 4.2 8B?
Context window data is available on the individual model pages.

The GPT-5.6 Sol 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-5.6 Sol or IBM Granite 4.2 8B page. See also the complete list of AI model comparisons.