Claude Sonnet 5 vs IBM Granite 4.2 30B: Specs & Benchmark Comparison
| Characteristic | Claude Sonnet 5 | IBM Granite 4.2 30B |
|---|---|---|
| Company | Anthropic | IBM |
| Release Date | June 30, 2026 | August 25, 2026 |
| Parameters | — | 30B |
| Multimodal | Yes | No |
| Context (input) | 1.0M | — |
| Context (output) | 64K | — |
| Input Price / 1M | $2.00 | — |
| Output Price / 1M | $10.00 | — |
| Average Score | 0.6 | 0.6 |
| Benchmarks | ||
| SWE-bench Multilingual | 0.8 | 0.4 |
| SWE-Bench Pro | 0.6 | 0.3 |
| SWE-Bench Verified | 0.9 | 0.6 |
Visual Benchmark Comparison
Claude Sonnet 5
IBM Granite 4.2 30B
SWE-bench Multilingual0.8 vs 0.4
0.8
0.4
SWE-Bench Pro0.6 vs 0.3
0.6
0.3
SWE-Bench Verified0.9 vs 0.6
0.9
0.6
Verdict
IBM Granite 4.2 30B leads in 1 out of 3 comparison categories.
Overall Performance
Both models show comparable average scores: Claude Sonnet 5 — 0.6, IBM Granite 4.2 30B — 0.6.
Programming
On SWE-Bench, both models are nearly equal: Claude Sonnet 5 — 0.9, IBM Granite 4.2 30B — 0.6.
Recency
IBM Granite 4.2 30B is newer: released 8/25/2026 vs 6/30/2026.
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Frequently Asked Questions
Which is better for coding — Claude Sonnet 5 or IBM Granite 4.2 30B?
On the SWE-Bench benchmark, Claude Sonnet 5 shows a better result: 0.9 vs 0.6.
Which model is cheaper — Claude Sonnet 5 or IBM Granite 4.2 30B?
API pricing data is available on the individual model pages.
Which has a larger context window — Claude Sonnet 5 or IBM Granite 4.2 30B?
Context window data is available on the individual model pages.
The Claude Sonnet 5 and IBM Granite 4.2 30B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Sonnet 5 or IBM Granite 4.2 30B page. See also the complete list of AI model comparisons.