Model comparison
GPT-6 Sol vs Granite 3.0 2b Instruct
GPT-6 Sol is the stronger model overall, scoring 49.2 to 30.2 on the Noometry Index.
Last verified . 12 shared benchmarks.
Summary
- They share 12 benchmarks with published results for both. GPT-6 Sol scores higher in 8 categories and Granite 3.0 2b Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-6 Sol leads 72.3 to 29.8.
- Granite 3.0 2b Instruct has downloadable open weights; the other is API-only.
Side by side
| GPT-6 Sol | Granite 3.0 2b Instruct | |
|---|---|---|
| Provider | OpenAI | IBM |
| Noometry Index | 49.2 | 30.2 |
| Released | 2026-09-22 | — |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 128K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $10 | — |
| Results tracked | 22 | 13 |
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Category by category
Coding GPT-6 Sol leads
GPT-6 Sol: 59.6 (#11), Granite 3.0 2b Instruct: 27.8 (#311)
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| LMArena Coding | 1453 | 1090 |
| DeepSWE | 68.8% | — |
| FrontierCode | 49.3% | — |
| LMArena WebDev | 1692 | — |
| BigCodeBench Instruct | — | 20.5% |
Agentic & Tool Use Not comparable
GPT-6 Sol: 33.5 (#49), Granite 3.0 2b Instruct: —
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| GDP.pdf | 28% | — |
Reasoning GPT-6 Sol leads
GPT-6 Sol: 49.3 (#34), Granite 3.0 2b Instruct: 19.6 (#234)
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1420 | 1073 |
| NYT Connections (extended) | 90.1% | — |
| EBR-Bench | 53.3% | — |
Math GPT-6 Sol leads
GPT-6 Sol: 35.8 (#135), Granite 3.0 2b Instruct: 29.7 (#215)
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| LMArena Math | 1404 | 1117 |
Knowledge GPT-6 Sol leads
GPT-6 Sol: 43.0 (#87), Granite 3.0 2b Instruct: 28.4 (#238)
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| LMArena Expert | 1449 | 1064 |
| Vectara Hallucination Rate | 6.5% | — |
Multimodal Not comparable
GPT-6 Sol: 47.6 (#9), Granite 3.0 2b Instruct: —
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| Furniture Assembly | 58.3% | — |
Multilingual GPT-6 Sol leads
GPT-6 Sol: 51.0 (#113), Granite 3.0 2b Instruct: 27.1 (#273)
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| LMArena Non-English | 1389 | 1033 |
| LMArena Chinese | 1416 | 1070 |
| LMArena Russian | 1407 | 1045 |
| LMArena Spanish | 1377 | — |
Instruction Following GPT-6 Sol leads
GPT-6 Sol: 74.4 (#97), Granite 3.0 2b Instruct: 54.2 (#279)
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| LMArena Instruction Following | 1406 | 1056 |
Long Context GPT-6 Sol leads
GPT-6 Sol: 43.2 (#100), Granite 3.0 2b Instruct: 32.5 (#263)
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| LMArena Longer Query | 1415 | 1071 |
Writing & Preference GPT-6 Sol leads
GPT-6 Sol: 72.3 (#15), Granite 3.0 2b Instruct: 29.8 (#287)
| Benchmark | GPT-6 Sol | Granite 3.0 2b Instruct |
|---|---|---|
| LMArena Text | 1396 | 1080 |
| LMArena Creative Writing | 1392 | 1046 |
| LMArena Multi-Turn | 1405 | 1053 |
| EQ-Bench Creative Writing | 2125 | — |
Frequently asked questions
Is GPT-6 Sol better than Granite 3.0 2b Instruct?
GPT-6 Sol is the stronger model overall, scoring 49.2 to 30.2 on the Noometry Index.
Is GPT-6 Sol or Granite 3.0 2b Instruct better for coding?
GPT-6 Sol scores higher on coding benchmarks: 59.6 versus 27.8 in the Noometry coding category.
How many benchmarks do GPT-6 Sol and Granite 3.0 2b Instruct share?
12 benchmarks have published results for both models. GPT-6 Sol has 22 scored results on Noometry and Granite 3.0 2b Instruct has 13.