Model comparison
GPT-6.1 Sol vs Solar Pro 3
Neither GPT-6.1 Sol nor Solar Pro 3 has enough public benchmark results to be ranked yet; the rows below show what has been published.
Last verified . 0 shared benchmarks.
UpstageSummary
- The widest gap is in coding, where GPT-6.1 Sol leads 51.4 to 34.2.
- Solar Pro 3 is cheaper at $0.25 / $0.25 per million input/output tokens, against $2 / $10 for GPT-6.1 Sol.
- GPT-6.1 Sol accepts more context: 1.05M tokens versus 131K.
Side by side
| GPT-6.1 Sol | Solar Pro 3 | |
|---|---|---|
| Provider | OpenAI | Upstage |
| Noometry Index | 42.1 | 33.3 |
| Released | 2026-09-29 | 2026-01 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | 131K |
| Max output | 128K | 8K |
| Input $ / M tokens | $2 | $0.25 |
| Output $ / M tokens | $10 | $0.25 |
| Results tracked | 2 | 2 |
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Category by category
Coding GPT-6.1 Sol leads
GPT-6.1 Sol: 51.4, Solar Pro 3: 34.2
Agentic & Tool Use Not comparable
GPT-6.1 Sol: 34.3, Solar Pro 3: —
| Benchmark | GPT-6.1 Sol | Solar Pro 3 |
|---|---|---|
| GDP.pdf | 32% | — |
Reasoning Not comparable
GPT-6.1 Sol: —, Solar Pro 3: 21.7
| Benchmark | GPT-6.1 Sol | Solar Pro 3 |
|---|---|---|
| CritPt | — | 0% |
Frequently asked questions
Is GPT-6.1 Sol better than Solar Pro 3?
Neither GPT-6.1 Sol nor Solar Pro 3 has enough public benchmark results to be ranked yet; the rows below show what has been published.
Which is cheaper, GPT-6.1 Sol or Solar Pro 3?
Solar Pro 3 is cheaper. It lists at $0.25 per million input tokens and $0.25 per million output tokens; GPT-6.1 Sol lists at $2 and $10.
Is GPT-6.1 Sol or Solar Pro 3 better for coding?
GPT-6.1 Sol scores higher on coding benchmarks: 51.4 versus 34.2 in the Noometry coding category.
Which has the bigger context window?
GPT-6.1 Sol does, with 1.05M tokens against 131K.
How many benchmarks do GPT-6.1 Sol and Solar Pro 3 share?
0 benchmarks have published results for both models. GPT-6.1 Sol has 2 scored results on Noometry and Solar Pro 3 has 2.