Model comparison
Dolly 2.0-12b vs GPT-5.6 Sol
GPT-5.6 Sol is the stronger model overall, scoring 64.4 to 24.9 on the Noometry Index.
Last verified . 10 shared benchmarks.
DatabricksSummary
- They share 10 benchmarks with published results for both. Dolly 2.0-12b scores higher in 0 categories and GPT-5.6 Sol in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in math, where GPT-5.6 Sol leads 85.5 to 25.0.
- Dolly 2.0-12b has downloadable open weights; the other is API-only.
Side by side
| Dolly 2.0-12b | GPT-5.6 Sol | |
|---|---|---|
| Provider | Databricks | OpenAI |
| Noometry Index | 24.9 | 64.4 |
| Released | 2023-04-11 | 2026-07-09 |
| Weights | Open | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 128K |
| Input $ / M tokens | — | $4 |
| Output $ / M tokens | — | $20 |
| Results tracked | 17 | 64 |
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Category by category
Coding GPT-5.6 Sol leads
Dolly 2.0-12b: 23.0 (#327), GPT-5.6 Sol: 61.1 (#7)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| LMArena Coding | 776 | 1493 |
| DeepSWE | — | 72.7% |
| FrontierCode | — | 47.5% |
| CursorBench | — | 41.7% |
| LMArena WebDev | — | 1619 |
| FrontierSWE | — | 32.2% |
| SciCode | — | 57.1% |
| WeirdML | — | 89.4% |
| MirrorCode | — | 20% |
| ALE-Bench | — | 2,177 |
Agentic & Tool Use Not comparable
Dolly 2.0-12b: —, GPT-5.6 Sol: 50.2 (#7)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| APEX-Agents | — | 51.4% |
| OSWorld 2.0 | — | 27.3% |
| τ²-bench Banking | — | 46.9% |
| PostTrainBench | — | 36.2% |
| BALROG | — | 60% |
| GBAEval | — | 52.6% |
| GDP.pdf | — | 30.7% |
| LMArena Search | — | 1257 |
| Vending-Bench 2 | — | 9,619 |
Reasoning GPT-5.6 Sol leads
Dolly 2.0-12b: 14.6 (#315), GPT-5.6 Sol: 74.7 (#6)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| LMArena Hard Prompts | 804 | 1481 |
| Epoch Capabilities Index | 88.94 | 161.99 |
| ARC-AGI-2 | — | 92.5% |
| SimpleBench | — | 71.7% |
| Kagi LLM Benchmark | — | 67% |
| NYT Connections (extended) | — | 93.8% |
| ARC-AGI-1 | — | 97.5% |
| CritPt | — | 32.3% |
| Chess Puzzles | — | 64% |
| EnigmaEval | — | 37.1% |
| EBR-Bench | — | 44.8% |
| Mystery Game Puzzles | — | 58% |
| DTBench | — | 96% |
| LMCA | — | 59.2% |
| Surface Evolver Bench | — | 93.1% |
| Bench to the Future 3 | — | 0.14 |
| HellaSwag | 70.8% | — |
| PIQA | 75.4% | — |
| WinoGrande | 61.8% | — |
Math GPT-5.6 Sol leads
Dolly 2.0-12b: 25.0 (#250), GPT-5.6 Sol: 85.5 (#7)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| LMArena Math | 871 | 1472 |
| FrontierMath (Tiers 1-3) | — | 89.1% |
| FrontierMath Tier 4 | — | 82.9% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| ProofBench | — | 83% |
| FrontierMath Erdős | — | 0% |
Knowledge Not comparable
Dolly 2.0-12b: —, GPT-5.6 Sol: 64.3 (#16)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| GPQA Diamond | — | 93.5% |
| SimpleQA Verified | — | 69.7% |
| Vectara Hallucination Rate | — | 12.4% |
| LMArena Expert | — | 1517 |
| ARC (AI2) Challenge | 39.6% | — |
| BoolQ | 56.3% | — |
| MMLU | 26.2% | — |
| OpenBookQA | 39.2% | — |
Multimodal Not comparable
Dolly 2.0-12b: —, GPT-5.6 Sol: 48.9 (#8)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| LMArena Vision | — | 1281 |
| Blueprint-Bench 2 | — | 33.6% |
| Furniture Assembly | — | 56.7% |
| LMArena Document | — | 1483 |
Multilingual GPT-5.6 Sol leads
Dolly 2.0-12b: 17.4 (#291), GPT-5.6 Sol: 55.4 (#32)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| LMArena Non-English | 836 | 1450 |
| LMArena Chinese | 836 | 1523 |
| LMArena French | — | 1475 |
| LMArena German | — | 1476 |
| LMArena Japanese | — | 1475 |
| LMArena Korean | — | 1434 |
| LMArena Russian | — | 1466 |
| LMArena Spanish | — | 1449 |
Instruction Following GPT-5.6 Sol leads
Dolly 2.0-12b: 38.9 (#299), GPT-5.6 Sol: 77.8 (#16)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| LMArena Instruction Following | 814 | 1480 |
Long Context Not comparable
Dolly 2.0-12b: —, GPT-5.6 Sol: 45.3 (#42)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| LMArena Longer Query | — | 1479 |
Writing & Preference GPT-5.6 Sol leads
Dolly 2.0-12b: 15.3 (#306), GPT-5.6 Sol: 73.5 (#12)
| Benchmark | Dolly 2.0-12b | GPT-5.6 Sol |
|---|---|---|
| LMArena Text | 851 | 1456 |
| LMArena Creative Writing | 864 | 1450 |
| LMArena Multi-Turn | 740 | 1456 |
| EQ-Bench Creative Writing | — | 1972 |
| EQ-Bench 4 | — | 1250 |
Frequently asked questions
Is Dolly 2.0-12b better than GPT-5.6 Sol?
GPT-5.6 Sol is the stronger model overall, scoring 64.4 to 24.9 on the Noometry Index.
Is Dolly 2.0-12b or GPT-5.6 Sol better for coding?
GPT-5.6 Sol scores higher on coding benchmarks: 61.1 versus 23.0 in the Noometry coding category.
How many benchmarks do Dolly 2.0-12b and GPT-5.6 Sol share?
10 benchmarks have published results for both models. Dolly 2.0-12b has 17 scored results on Noometry and GPT-5.6 Sol has 64.